CRAN Package Check Results for Package mlr3db

Last updated on 2021-03-30 05:48:00 CEST.

Flavor	Version	T_install	T_check	T_total	Status
r-devel-linux-x86_64-debian-clang	0.4.0	5.25	75.37	80.62	ERROR
r-devel-linux-x86_64-debian-gcc	0.4.0	3.70	56.75	60.45	ERROR
r-devel-linux-x86_64-fedora-clang	0.4.0			99.31	ERROR
r-devel-linux-x86_64-fedora-gcc	0.4.0			89.67	ERROR
r-devel-windows-ix86+x86_64	0.4.0	10.00	82.00	92.00	ERROR
r-devel-windows-x86_64-gcc10-UCRT	0.4.0				ERROR
r-patched-linux-x86_64	0.4.0	4.13	71.96	76.09	ERROR
r-patched-solaris-x86	0.4.0			147.00	ERROR
r-release-linux-x86_64	0.4.0	5.09	72.43	77.52	ERROR
r-release-macos-x86_64	0.4.0				OK
r-release-windows-ix86+x86_64	0.4.0	8.00	76.00	84.00	ERROR
r-oldrel-macos-x86_64	0.4.0				OK
r-oldrel-windows-ix86+x86_64	0.4.0	6.00	100.00	106.00	ERROR

Additional issues

M1mac

Check Details

Version: 0.4.0
Check: tests
Result: ERROR
     Running 'testthat.R' [33s/54s]
    Running the tests in 'tests/testthat.R' failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     == Failed tests ================================================================
     -- Error (test_as_duckdb_backend.R:6:3): data ----------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_tkcvfgzyfy
     Error: Catalog Error: Table with name _duckdb_append_view_tkcvfgzyfy does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_tkcvfgzyfy
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:14:3): DataBackend --------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_pbiotbfdjj
     Error: Catalog Error: Table with name _duckdb_append_view_pbiotbfdjj does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_pbiotbfdjj
     ^
     Backtrace:
     x
     1. \-global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. \-b$distinct(b$rownames, "Species")
     3. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:23:3): Task ---------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_tbxcsogbbe
     Error: Catalog Error: Table with name _duckdb_append_view_tbxcsogbbe does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_tbxcsogbbe
     ^
     Backtrace:
     x
     1. \-global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:7:3): Valid DataBackend --------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_lmftiiopwn
     Error: Catalog Error: Table with name _duckdb_append_view_lmftiiopwn does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_lmftiiopwn
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_duckdb.R:7:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:17:3): strings_as_factors ------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_frggvrwqnb
     Error: Catalog Error: Table with name _duckdb_append_view_frggvrwqnb does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_frggvrwqnb
     ^
     Backtrace:
     x
     1. +-checkmate::expect_character(...) test_duckdb.R:17:2
     2. | \-checkmate::checkCharacter(...)
     3. | \-`%and%`(...)
     4. | \-base::isTRUE(lhs)
     5. \-b$data(b$rownames[1], "Species")
     6. \-mlr3db:::.__DataBackendDuckDB__data(...)
     7. \-mlr3db:::write_temp_table(private$.data, rows)
     8. +-DBI::dbWriteTable(...)
     9. \-DBI::dbWriteTable(...)
     10. \-duckdb:::.local(conn, name, value, ...)
     11. +-DBI::dbExecute(...)
     12. \-DBI::dbExecute(...)
     13. +-DBI::dbSendStatement(conn, statement, ...)
     14. \-DBI::dbSendStatement(conn, statement, ...)
     15. +-DBI::dbSendQuery(conn, statement, ...)
     16. \-duckdb::dbSendQuery(conn, statement, ...)
     17. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:35:3): distinct with NULL rows -------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_wdwsvpqkrz
     Error: Catalog Error: Table with name _duckdb_append_view_wdwsvpqkrz does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_wdwsvpqkrz
     ^
     Backtrace:
     x
     1. +-testthat::expect_equal(...) test_duckdb.R:35:2
     2. | \-testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. | \-rlang::eval_bare(expr, quo_get_env(quo))
     4. \-b$distinct(b$rownames, b$colnames)
     5. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. \-mlr3db:::write_temp_table(private$.data, rows)
     7. +-DBI::dbWriteTable(...)
     8. \-DBI::dbWriteTable(...)
     9. \-duckdb:::.local(conn, name, value, ...)
     10. +-DBI::dbExecute(...)
     11. \-DBI::dbExecute(...)
     12. +-DBI::dbSendStatement(conn, statement, ...)
     13. \-DBI::dbSendStatement(conn, statement, ...)
     14. +-DBI::dbSendQuery(conn, statement, ...)
     15. \-duckdb::dbSendQuery(conn, statement, ...)
     16. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_reconnect.R:29:3): expectations + duckdb ------------------------
     Error: object 'b' not found
     Backtrace:
     x
     1. \-mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. \-base::saveRDS(x, path) test_reconnect.R:4:2
     -- Error (test_train_predict_duckdb.R:8:3): single step train + predict --------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_jblcwwcawm
     Error: Catalog Error: Table with name _duckdb_append_view_jblcwwcawm does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_4302" SELECT * FROM _duckdb_append_view_jblcwwcawm
     ^
     Backtrace:
     x
     1. +-global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. | \-checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. | \-checkmate::checkR6(...)
     4. \-learner$train(task, 1:120)
     5. \-mlr3:::.__Learner__train(...)
     6. \-mlr3:::learner_train(self, task, row_ids)
     7. \-mlr3misc::encapsulate(...)
     8. +-mlr3misc::invoke(...)
     9. | \-base::eval.parent(expr, n = 1L)
     10. | \-base::eval(expr, p)
     11. | \-base::eval(expr, p)
     12. \-mlr3:::.f(learner = <environment>, task = <environment>)
     13. \-get_private(learner)$.train(task)
     14. \-mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. +-mlr3misc::set_class(...)
     16. +-base::table(task$data(cols = tn)[[1L]])
     17. \-task$data(cols = tn)
     18. \-mlr3:::.__TaskClassif__data(...)
     19. \-super$data(rows, cols, data_format, ordered)
     20. \-mlr3:::.__Task__data(...)
     21. \-self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. \-mlr3db:::.__DataBackendDuckDB__data(...)
     23. \-mlr3db:::write_temp_table(private$.data, rows)
     24. +-DBI::dbWriteTable(...)
     25. \-DBI::dbWriteTable(...)
     26. \-duckdb:::.local(conn, name, value, ...)
     27. +-DBI::dbExecute(...)
     28. \-DBI::dbExecute(...)
     29. +-DBI::dbSendStatement(conn, statement, ...)
     30. \-DBI::dbSendStatement(conn, statement, ...)
     31. +-DBI::dbSendQuery(conn, statement, ...)
     32. \-duckdb::dbSendQuery(conn, statement, ...)
     33. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_train_predict_duckdb.R:17:3): resample works --------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_16008" SELECT * FROM _duckdb_append_view_xixasgbuiq
     Error: Catalog Error: Table with name _duckdb_append_view_xixasgbuiq does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_16008" SELECT * FROM _duckdb_append_view_xixasgbuiq
     ^
     Backtrace:
     x
     1. +-global::with_future(...) test_train_predict_duckdb.R:17:2
     2. | \-base::force(expr)
     3. \-mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. \-future.apply::future_lapply(...)
     5. \-future.apply:::future_xapply(...)
     6. +-future::value(fs)
     7. \-future:::value.list(fs)
     8. +-future::resolve(...)
     9. \-future:::resolve.list(...)
     10. \-future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. \-future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-devel-linux-x86_64-debian-clang

Version: 0.4.0
Check: tests
Result: ERROR
     Running ‘testthat.R’ [25s/54s]
    Running the tests in ‘tests/testthat.R’ failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     ══ Failed tests ════════════════════════════════════════════════════════════════
     ── Error (test_as_duckdb_backend.R:6:3): data ──────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_uwujjydojn
     Error: Catalog Error: Table with name _duckdb_append_view_uwujjydojn does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_uwujjydojn
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:14:3): DataBackend ──────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_yrawlgpkuq
     Error: Catalog Error: Table with name _duckdb_append_view_yrawlgpkuq does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_yrawlgpkuq
     ^
     Backtrace:
     █
     1. └─global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. └─b$distinct(b$rownames, "Species")
     3. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:23:3): Task ─────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_jemshdtmqb
     Error: Catalog Error: Table with name _duckdb_append_view_jemshdtmqb does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_jemshdtmqb
     ^
     Backtrace:
     █
     1. └─global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:7:3): Valid DataBackend ────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_tmkyvxejev
     Error: Catalog Error: Table with name _duckdb_append_view_tmkyvxejev does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_tmkyvxejev
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_duckdb.R:7:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:17:3): strings_as_factors ──────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_zmfnswnqfo
     Error: Catalog Error: Table with name _duckdb_append_view_zmfnswnqfo does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_zmfnswnqfo
     ^
     Backtrace:
     █
     1. ├─checkmate::expect_character(...) test_duckdb.R:17:2
     2. │ └─checkmate::checkCharacter(...)
     3. │ └─`%and%`(...)
     4. │ └─base::isTRUE(lhs)
     5. └─b$data(b$rownames[1], "Species")
     6. └─mlr3db:::.__DataBackendDuckDB__data(...)
     7. └─mlr3db:::write_temp_table(private$.data, rows)
     8. ├─DBI::dbWriteTable(...)
     9. └─DBI::dbWriteTable(...)
     10. └─duckdb:::.local(conn, name, value, ...)
     11. ├─DBI::dbExecute(...)
     12. └─DBI::dbExecute(...)
     13. ├─DBI::dbSendStatement(conn, statement, ...)
     14. └─DBI::dbSendStatement(conn, statement, ...)
     15. ├─DBI::dbSendQuery(conn, statement, ...)
     16. └─duckdb::dbSendQuery(conn, statement, ...)
     17. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:35:3): distinct with NULL rows ─────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_pfrodocjqs
     Error: Catalog Error: Table with name _duckdb_append_view_pfrodocjqs does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_pfrodocjqs
     ^
     Backtrace:
     █
     1. ├─testthat::expect_equal(...) test_duckdb.R:35:2
     2. │ └─testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. │ └─rlang::eval_bare(expr, quo_get_env(quo))
     4. └─b$distinct(b$rownames, b$colnames)
     5. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. └─mlr3db:::write_temp_table(private$.data, rows)
     7. ├─DBI::dbWriteTable(...)
     8. └─DBI::dbWriteTable(...)
     9. └─duckdb:::.local(conn, name, value, ...)
     10. ├─DBI::dbExecute(...)
     11. └─DBI::dbExecute(...)
     12. ├─DBI::dbSendStatement(conn, statement, ...)
     13. └─DBI::dbSendStatement(conn, statement, ...)
     14. ├─DBI::dbSendQuery(conn, statement, ...)
     15. └─duckdb::dbSendQuery(conn, statement, ...)
     16. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_reconnect.R:29:3): expectations + duckdb ────────────────────────
     Error: object 'b' not found
     Backtrace:
     █
     1. └─mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. └─base::saveRDS(x, path) test_reconnect.R:4:2
     ── Error (test_train_predict_duckdb.R:8:3): single step train + predict ────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_pglmerngef
     Error: Catalog Error: Table with name _duckdb_append_view_pglmerngef does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_1012" SELECT * FROM _duckdb_append_view_pglmerngef
     ^
     Backtrace:
     █
     1. ├─global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. │ └─checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. │ └─checkmate::checkR6(...)
     4. └─learner$train(task, 1:120)
     5. └─mlr3:::.__Learner__train(...)
     6. └─mlr3:::learner_train(self, task, row_ids)
     7. └─mlr3misc::encapsulate(...)
     8. ├─mlr3misc::invoke(...)
     9. │ └─base::eval.parent(expr, n = 1L)
     10. │ └─base::eval(expr, p)
     11. │ └─base::eval(expr, p)
     12. └─mlr3:::.f(learner = <environment>, task = <environment>)
     13. └─get_private(learner)$.train(task)
     14. └─mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. ├─mlr3misc::set_class(...)
     16. ├─base::table(task$data(cols = tn)[[1L]])
     17. └─task$data(cols = tn)
     18. └─mlr3:::.__TaskClassif__data(...)
     19. └─super$data(rows, cols, data_format, ordered)
     20. └─mlr3:::.__Task__data(...)
     21. └─self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. └─mlr3db:::.__DataBackendDuckDB__data(...)
     23. └─mlr3db:::write_temp_table(private$.data, rows)
     24. ├─DBI::dbWriteTable(...)
     25. └─DBI::dbWriteTable(...)
     26. └─duckdb:::.local(conn, name, value, ...)
     27. ├─DBI::dbExecute(...)
     28. └─DBI::dbExecute(...)
     29. ├─DBI::dbSendStatement(conn, statement, ...)
     30. └─DBI::dbSendStatement(conn, statement, ...)
     31. ├─DBI::dbSendQuery(conn, statement, ...)
     32. └─duckdb::dbSendQuery(conn, statement, ...)
     33. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_train_predict_duckdb.R:17:3): resample works ────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18271" SELECT * FROM _duckdb_append_view_gehqwkdmbm
     Error: Catalog Error: Table with name _duckdb_append_view_gehqwkdmbm does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18271" SELECT * FROM _duckdb_append_view_gehqwkdmbm
     ^
     Backtrace:
     █
     1. ├─global::with_future(...) test_train_predict_duckdb.R:17:2
     2. │ └─base::force(expr)
     3. └─mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. └─future.apply::future_lapply(...)
     5. └─future.apply:::future_xapply(...)
     6. ├─future::value(fs)
     7. └─future:::value.list(fs)
     8. ├─future::resolve(...)
     9. └─future:::resolve.list(...)
     10. └─future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. └─future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-devel-linux-x86_64-debian-gcc

Version: 0.4.0
Check: tests
Result: ERROR
     Running ‘testthat.R’ [37s/63s]
    Running the tests in ‘tests/testthat.R’ failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     ══ Failed tests ════════════════════════════════════════════════════════════════
     ── Error (test_as_duckdb_backend.R:6:3): data ──────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_wsvsbtyiqr
     Error: Catalog Error: Table with name _duckdb_append_view_wsvsbtyiqr does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_wsvsbtyiqr
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:14:3): DataBackend ──────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_kjdubdeiav
     Error: Catalog Error: Table with name _duckdb_append_view_kjdubdeiav does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_kjdubdeiav
     ^
     Backtrace:
     █
     1. └─global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. └─b$distinct(b$rownames, "Species")
     3. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:23:3): Task ─────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_dvcrukvaur
     Error: Catalog Error: Table with name _duckdb_append_view_dvcrukvaur does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_dvcrukvaur
     ^
     Backtrace:
     █
     1. └─global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:7:3): Valid DataBackend ────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_ialcbtcutb
     Error: Catalog Error: Table with name _duckdb_append_view_ialcbtcutb does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_ialcbtcutb
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_duckdb.R:7:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:17:3): strings_as_factors ──────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_glvekixqjm
     Error: Catalog Error: Table with name _duckdb_append_view_glvekixqjm does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_glvekixqjm
     ^
     Backtrace:
     █
     1. ├─checkmate::expect_character(...) test_duckdb.R:17:2
     2. │ └─checkmate::checkCharacter(...)
     3. │ └─`%and%`(...)
     4. │ └─base::isTRUE(lhs)
     5. └─b$data(b$rownames[1], "Species")
     6. └─mlr3db:::.__DataBackendDuckDB__data(...)
     7. └─mlr3db:::write_temp_table(private$.data, rows)
     8. ├─DBI::dbWriteTable(...)
     9. └─DBI::dbWriteTable(...)
     10. └─duckdb:::.local(conn, name, value, ...)
     11. ├─DBI::dbExecute(...)
     12. └─DBI::dbExecute(...)
     13. ├─DBI::dbSendStatement(conn, statement, ...)
     14. └─DBI::dbSendStatement(conn, statement, ...)
     15. ├─DBI::dbSendQuery(conn, statement, ...)
     16. └─duckdb::dbSendQuery(conn, statement, ...)
     17. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:35:3): distinct with NULL rows ─────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_ejpkkitxdi
     Error: Catalog Error: Table with name _duckdb_append_view_ejpkkitxdi does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_ejpkkitxdi
     ^
     Backtrace:
     █
     1. ├─testthat::expect_equal(...) test_duckdb.R:35:2
     2. │ └─testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. │ └─rlang::eval_bare(expr, quo_get_env(quo))
     4. └─b$distinct(b$rownames, b$colnames)
     5. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. └─mlr3db:::write_temp_table(private$.data, rows)
     7. ├─DBI::dbWriteTable(...)
     8. └─DBI::dbWriteTable(...)
     9. └─duckdb:::.local(conn, name, value, ...)
     10. ├─DBI::dbExecute(...)
     11. └─DBI::dbExecute(...)
     12. ├─DBI::dbSendStatement(conn, statement, ...)
     13. └─DBI::dbSendStatement(conn, statement, ...)
     14. ├─DBI::dbSendQuery(conn, statement, ...)
     15. └─duckdb::dbSendQuery(conn, statement, ...)
     16. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_reconnect.R:29:3): expectations + duckdb ────────────────────────
     Error: object 'b' not found
     Backtrace:
     █
     1. └─mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. └─base::saveRDS(x, path) test_reconnect.R:4:2
     ── Error (test_train_predict_duckdb.R:8:3): single step train + predict ────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_vcmtzfdrzv
     Error: Catalog Error: Table with name _duckdb_append_view_vcmtzfdrzv does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_19354" SELECT * FROM _duckdb_append_view_vcmtzfdrzv
     ^
     Backtrace:
     █
     1. ├─global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. │ └─checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. │ └─checkmate::checkR6(...)
     4. └─learner$train(task, 1:120)
     5. └─mlr3:::.__Learner__train(...)
     6. └─mlr3:::learner_train(self, task, row_ids)
     7. └─mlr3misc::encapsulate(...)
     8. ├─mlr3misc::invoke(...)
     9. │ └─base::eval.parent(expr, n = 1L)
     10. │ └─base::eval(expr, p)
     11. │ └─base::eval(expr, p)
     12. └─mlr3:::.f(learner = <environment>, task = <environment>)
     13. └─get_private(learner)$.train(task)
     14. └─mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. ├─mlr3misc::set_class(...)
     16. ├─base::table(task$data(cols = tn)[[1L]])
     17. └─task$data(cols = tn)
     18. └─mlr3:::.__TaskClassif__data(...)
     19. └─super$data(rows, cols, data_format, ordered)
     20. └─mlr3:::.__Task__data(...)
     21. └─self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. └─mlr3db:::.__DataBackendDuckDB__data(...)
     23. └─mlr3db:::write_temp_table(private$.data, rows)
     24. ├─DBI::dbWriteTable(...)
     25. └─DBI::dbWriteTable(...)
     26. └─duckdb:::.local(conn, name, value, ...)
     27. ├─DBI::dbExecute(...)
     28. └─DBI::dbExecute(...)
     29. ├─DBI::dbSendStatement(conn, statement, ...)
     30. └─DBI::dbSendStatement(conn, statement, ...)
     31. ├─DBI::dbSendQuery(conn, statement, ...)
     32. └─duckdb::dbSendQuery(conn, statement, ...)
     33. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_train_predict_duckdb.R:17:3): resample works ────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_21366" SELECT * FROM _duckdb_append_view_gkjgklmlds
     Error: Catalog Error: Table with name _duckdb_append_view_gkjgklmlds does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_21366" SELECT * FROM _duckdb_append_view_gkjgklmlds
     ^
     Backtrace:
     █
     1. ├─global::with_future(...) test_train_predict_duckdb.R:17:2
     2. │ └─base::force(expr)
     3. └─mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. └─future.apply::future_lapply(...)
     5. └─future.apply:::future_xapply(...)
     6. ├─future::value(fs)
     7. └─future:::value.list(fs)
     8. ├─future::resolve(...)
     9. └─future:::resolve.list(...)
     10. └─future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. └─future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-devel-linux-x86_64-fedora-clang

Version: 0.4.0
Check: tests
Result: ERROR
     Running ‘testthat.R’ [38s/99s]
    Running the tests in ‘tests/testthat.R’ failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     ══ Failed tests ════════════════════════════════════════════════════════════════
     ── Error (test_as_duckdb_backend.R:6:3): data ──────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_dplnhifylz
     Error: Catalog Error: Table with name _duckdb_append_view_dplnhifylz does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_dplnhifylz
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:14:3): DataBackend ──────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_xdhraxturp
     Error: Catalog Error: Table with name _duckdb_append_view_xdhraxturp does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_xdhraxturp
     ^
     Backtrace:
     █
     1. └─global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. └─b$distinct(b$rownames, "Species")
     3. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:23:3): Task ─────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_zteibinzdh
     Error: Catalog Error: Table with name _duckdb_append_view_zteibinzdh does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_zteibinzdh
     ^
     Backtrace:
     █
     1. └─global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:7:3): Valid DataBackend ────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_zjqlrlahnd
     Error: Catalog Error: Table with name _duckdb_append_view_zjqlrlahnd does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_zjqlrlahnd
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_duckdb.R:7:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:17:3): strings_as_factors ──────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_vimpmasvsr
     Error: Catalog Error: Table with name _duckdb_append_view_vimpmasvsr does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_vimpmasvsr
     ^
     Backtrace:
     █
     1. ├─checkmate::expect_character(...) test_duckdb.R:17:2
     2. │ └─checkmate::checkCharacter(...)
     3. │ └─`%and%`(...)
     4. │ └─base::isTRUE(lhs)
     5. └─b$data(b$rownames[1], "Species")
     6. └─mlr3db:::.__DataBackendDuckDB__data(...)
     7. └─mlr3db:::write_temp_table(private$.data, rows)
     8. ├─DBI::dbWriteTable(...)
     9. └─DBI::dbWriteTable(...)
     10. └─duckdb:::.local(conn, name, value, ...)
     11. ├─DBI::dbExecute(...)
     12. └─DBI::dbExecute(...)
     13. ├─DBI::dbSendStatement(conn, statement, ...)
     14. └─DBI::dbSendStatement(conn, statement, ...)
     15. ├─DBI::dbSendQuery(conn, statement, ...)
     16. └─duckdb::dbSendQuery(conn, statement, ...)
     17. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:35:3): distinct with NULL rows ─────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_wcfihycgcq
     Error: Catalog Error: Table with name _duckdb_append_view_wcfihycgcq does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_wcfihycgcq
     ^
     Backtrace:
     █
     1. ├─testthat::expect_equal(...) test_duckdb.R:35:2
     2. │ └─testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. │ └─rlang::eval_bare(expr, quo_get_env(quo))
     4. └─b$distinct(b$rownames, b$colnames)
     5. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. └─mlr3db:::write_temp_table(private$.data, rows)
     7. ├─DBI::dbWriteTable(...)
     8. └─DBI::dbWriteTable(...)
     9. └─duckdb:::.local(conn, name, value, ...)
     10. ├─DBI::dbExecute(...)
     11. └─DBI::dbExecute(...)
     12. ├─DBI::dbSendStatement(conn, statement, ...)
     13. └─DBI::dbSendStatement(conn, statement, ...)
     14. ├─DBI::dbSendQuery(conn, statement, ...)
     15. └─duckdb::dbSendQuery(conn, statement, ...)
     16. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_reconnect.R:29:3): expectations + duckdb ────────────────────────
     Error: object 'b' not found
     Backtrace:
     █
     1. └─mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. └─base::saveRDS(x, path) test_reconnect.R:4:2
     ── Error (test_train_predict_duckdb.R:8:3): single step train + predict ────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_losyrcseyy
     Error: Catalog Error: Table with name _duckdb_append_view_losyrcseyy does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2159915" SELECT * FROM _duckdb_append_view_losyrcseyy
     ^
     Backtrace:
     █
     1. ├─global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. │ └─checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. │ └─checkmate::checkR6(...)
     4. └─learner$train(task, 1:120)
     5. └─mlr3:::.__Learner__train(...)
     6. └─mlr3:::learner_train(self, task, row_ids)
     7. └─mlr3misc::encapsulate(...)
     8. ├─mlr3misc::invoke(...)
     9. │ └─base::eval.parent(expr, n = 1L)
     10. │ └─base::eval(expr, p)
     11. │ └─base::eval(expr, p)
     12. └─mlr3:::.f(learner = <environment>, task = <environment>)
     13. └─get_private(learner)$.train(task)
     14. └─mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. ├─mlr3misc::set_class(...)
     16. ├─base::table(task$data(cols = tn)[[1L]])
     17. └─task$data(cols = tn)
     18. └─mlr3:::.__TaskClassif__data(...)
     19. └─super$data(rows, cols, data_format, ordered)
     20. └─mlr3:::.__Task__data(...)
     21. └─self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. └─mlr3db:::.__DataBackendDuckDB__data(...)
     23. └─mlr3db:::write_temp_table(private$.data, rows)
     24. ├─DBI::dbWriteTable(...)
     25. └─DBI::dbWriteTable(...)
     26. └─duckdb:::.local(conn, name, value, ...)
     27. ├─DBI::dbExecute(...)
     28. └─DBI::dbExecute(...)
     29. ├─DBI::dbSendStatement(conn, statement, ...)
     30. └─DBI::dbSendStatement(conn, statement, ...)
     31. ├─DBI::dbSendQuery(conn, statement, ...)
     32. └─duckdb::dbSendQuery(conn, statement, ...)
     33. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_train_predict_duckdb.R:17:3): resample works ────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_2169528" SELECT * FROM _duckdb_append_view_wjwlrnogti
     Error: Catalog Error: Table with name _duckdb_append_view_wjwlrnogti does not exist!
     Did you mean "data"?
     LINE 1: ...SERT INTO "rows_2169528" SELECT * FROM _duckdb_append_view_wjwlrnogti
     ^
     Backtrace:
     █
     1. ├─global::with_future(...) test_train_predict_duckdb.R:17:2
     2. │ └─base::force(expr)
     3. └─mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. └─future.apply::future_lapply(...)
     5. └─future.apply:::future_xapply(...)
     6. ├─future::value(fs)
     7. └─future:::value.list(fs)
     8. ├─future::resolve(...)
     9. └─future:::resolve.list(...)
     10. └─future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. └─future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-devel-linux-x86_64-fedora-gcc

Version: 0.4.0
Check: tests
Result: ERROR
     Running 'testthat.R' [37s]
    Running the tests in 'tests/testthat.R' failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     == Failed tests ================================================================
     -- Error (test_as_duckdb_backend.R:6:3): data ----------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_fnzpowoblt
     Error: Catalog Error: Table with name _duckdb_append_view_fnzpowoblt does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_fnzpowoblt
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:14:3): DataBackend --------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_yrcdmxiimp
     Error: Catalog Error: Table with name _duckdb_append_view_yrcdmxiimp does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_yrcdmxiimp
     ^
     Backtrace:
     x
     1. \-global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. \-b$distinct(b$rownames, "Species")
     3. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:23:3): Task ---------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_rqhxpenity
     Error: Catalog Error: Table with name _duckdb_append_view_rqhxpenity does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_rqhxpenity
     ^
     Backtrace:
     x
     1. \-global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:7:3): Valid DataBackend --------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_nnwtexlpao
     Error: Catalog Error: Table with name _duckdb_append_view_nnwtexlpao does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_nnwtexlpao
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_duckdb.R:7:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:17:3): strings_as_factors ------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_nrdluufjgp
     Error: Catalog Error: Table with name _duckdb_append_view_nrdluufjgp does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_nrdluufjgp
     ^
     Backtrace:
     x
     1. +-checkmate::expect_character(...) test_duckdb.R:17:2
     2. | \-checkmate::checkCharacter(...)
     3. | \-`%and%`(...)
     4. | \-base::isTRUE(lhs)
     5. \-b$data(b$rownames[1], "Species")
     6. \-mlr3db:::.__DataBackendDuckDB__data(...)
     7. \-mlr3db:::write_temp_table(private$.data, rows)
     8. +-DBI::dbWriteTable(...)
     9. \-DBI::dbWriteTable(...)
     10. \-duckdb:::.local(conn, name, value, ...)
     11. +-DBI::dbExecute(...)
     12. \-DBI::dbExecute(...)
     13. +-DBI::dbSendStatement(conn, statement, ...)
     14. \-DBI::dbSendStatement(conn, statement, ...)
     15. +-DBI::dbSendQuery(conn, statement, ...)
     16. \-duckdb::dbSendQuery(conn, statement, ...)
     17. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:35:3): distinct with NULL rows -------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_yzuahbmull
     Error: Catalog Error: Table with name _duckdb_append_view_yzuahbmull does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_yzuahbmull
     ^
     Backtrace:
     x
     1. +-testthat::expect_equal(...) test_duckdb.R:35:2
     2. | \-testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. | \-rlang::eval_bare(expr, quo_get_env(quo))
     4. \-b$distinct(b$rownames, b$colnames)
     5. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. \-mlr3db:::write_temp_table(private$.data, rows)
     7. +-DBI::dbWriteTable(...)
     8. \-DBI::dbWriteTable(...)
     9. \-duckdb:::.local(conn, name, value, ...)
     10. +-DBI::dbExecute(...)
     11. \-DBI::dbExecute(...)
     12. +-DBI::dbSendStatement(conn, statement, ...)
     13. \-DBI::dbSendStatement(conn, statement, ...)
     14. +-DBI::dbSendQuery(conn, statement, ...)
     15. \-duckdb::dbSendQuery(conn, statement, ...)
     16. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_reconnect.R:29:3): expectations + duckdb ------------------------
     Error: object 'b' not found
     Backtrace:
     x
     1. \-mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. \-base::saveRDS(x, path) test_reconnect.R:4:2
     -- Error (test_train_predict_duckdb.R:8:3): single step train + predict --------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_nuvlnrkaqz
     Error: Catalog Error: Table with name _duckdb_append_view_nuvlnrkaqz does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_65484" SELECT * FROM _duckdb_append_view_nuvlnrkaqz
     ^
     Backtrace:
     x
     1. +-global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. | \-checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. | \-checkmate::checkR6(...)
     4. \-learner$train(task, 1:120)
     5. \-mlr3:::.__Learner__train(...)
     6. \-mlr3:::learner_train(self, task, row_ids)
     7. \-mlr3misc::encapsulate(...)
     8. +-mlr3misc::invoke(...)
     9. | \-base::eval.parent(expr, n = 1L)
     10. | \-base::eval(expr, p)
     11. | \-base::eval(expr, p)
     12. \-mlr3:::.f(learner = <environment>, task = <environment>)
     13. \-get_private(learner)$.train(task)
     14. \-mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. +-mlr3misc::set_class(...)
     16. +-base::table(task$data(cols = tn)[[1L]])
     17. \-task$data(cols = tn)
     18. \-mlr3:::.__TaskClassif__data(...)
     19. \-super$data(rows, cols, data_format, ordered)
     20. \-mlr3:::.__Task__data(...)
     21. \-self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. \-mlr3db:::.__DataBackendDuckDB__data(...)
     23. \-mlr3db:::write_temp_table(private$.data, rows)
     24. +-DBI::dbWriteTable(...)
     25. \-DBI::dbWriteTable(...)
     26. \-duckdb:::.local(conn, name, value, ...)
     27. +-DBI::dbExecute(...)
     28. \-DBI::dbExecute(...)
     29. +-DBI::dbSendStatement(conn, statement, ...)
     30. \-DBI::dbSendStatement(conn, statement, ...)
     31. +-DBI::dbSendQuery(conn, statement, ...)
     32. \-duckdb::dbSendQuery(conn, statement, ...)
     33. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_train_predict_duckdb.R:17:3): resample works --------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_49820" SELECT * FROM _duckdb_append_view_nzvxpbwlra
     Error: Catalog Error: Table with name _duckdb_append_view_nzvxpbwlra does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_49820" SELECT * FROM _duckdb_append_view_nzvxpbwlra
     ^
     Backtrace:
     x
     1. +-global::with_future(...) test_train_predict_duckdb.R:17:2
     2. | \-base::force(expr)
     3. \-mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. \-future.apply::future_lapply(...)
     5. \-future.apply:::future_xapply(...)
     6. +-future::value(fs)
     7. \-future:::value.list(fs)
     8. +-future::resolve(...)
     9. \-future:::resolve.list(...)
     10. \-future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. \-future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     In addition: Warning message:
     In duckdb_shutdown(conn@driver) : invalid driver object, already closed?
     Execution halted
Flavor: r-devel-windows-ix86+x86_64

Version: 0.4.0
Check: tests
Result: ERROR
     Running 'testthat.R'
    Running the tests in 'tests/testthat.R' failed.
    Last 13 lines of output:
     3. \-mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. \-future.apply::future_lapply(...)
     5. \-future.apply:::future_xapply(...)
     6. +-future::value(fs)
     7. \-future:::value.list(fs)
     8. +-future::resolve(...)
     9. \-future:::resolve.list(...)
     10. \-future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. \-future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     In addition: Warning message:
     In duckdb_shutdown(conn@driver) : invalid driver object, already closed?
     Execution halted
Flavor: r-devel-windows-x86_64-gcc10-UCRT

Version: 0.4.0
Check: tests
Result: ERROR
     Running ‘testthat.R’ [33s/50s]
    Running the tests in ‘tests/testthat.R’ failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     ══ Failed tests ════════════════════════════════════════════════════════════════
     ── Error (test_as_duckdb_backend.R:6:3): data ──────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_otmjhlzwkl
     Error: Catalog Error: Table with name _duckdb_append_view_otmjhlzwkl does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_otmjhlzwkl
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:14:3): DataBackend ──────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_rcokgcbchn
     Error: Catalog Error: Table with name _duckdb_append_view_rcokgcbchn does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_rcokgcbchn
     ^
     Backtrace:
     █
     1. └─global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. └─b$distinct(b$rownames, "Species")
     3. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:23:3): Task ─────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_vfvgqebidh
     Error: Catalog Error: Table with name _duckdb_append_view_vfvgqebidh does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_vfvgqebidh
     ^
     Backtrace:
     █
     1. └─global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:7:3): Valid DataBackend ────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_gxogwmwuvj
     Error: Catalog Error: Table with name _duckdb_append_view_gxogwmwuvj does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_gxogwmwuvj
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_duckdb.R:7:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:17:3): strings_as_factors ──────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_koeujfzred
     Error: Catalog Error: Table with name _duckdb_append_view_koeujfzred does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_koeujfzred
     ^
     Backtrace:
     █
     1. ├─checkmate::expect_character(...) test_duckdb.R:17:2
     2. │ └─checkmate::checkCharacter(...)
     3. │ └─`%and%`(...)
     4. │ └─base::isTRUE(lhs)
     5. └─b$data(b$rownames[1], "Species")
     6. └─mlr3db:::.__DataBackendDuckDB__data(...)
     7. └─mlr3db:::write_temp_table(private$.data, rows)
     8. ├─DBI::dbWriteTable(...)
     9. └─DBI::dbWriteTable(...)
     10. └─duckdb:::.local(conn, name, value, ...)
     11. ├─DBI::dbExecute(...)
     12. └─DBI::dbExecute(...)
     13. ├─DBI::dbSendStatement(conn, statement, ...)
     14. └─DBI::dbSendStatement(conn, statement, ...)
     15. ├─DBI::dbSendQuery(conn, statement, ...)
     16. └─duckdb::dbSendQuery(conn, statement, ...)
     17. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:35:3): distinct with NULL rows ─────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_axlpuckosg
     Error: Catalog Error: Table with name _duckdb_append_view_axlpuckosg does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_axlpuckosg
     ^
     Backtrace:
     █
     1. ├─testthat::expect_equal(...) test_duckdb.R:35:2
     2. │ └─testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. │ └─rlang::eval_bare(expr, quo_get_env(quo))
     4. └─b$distinct(b$rownames, b$colnames)
     5. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. └─mlr3db:::write_temp_table(private$.data, rows)
     7. ├─DBI::dbWriteTable(...)
     8. └─DBI::dbWriteTable(...)
     9. └─duckdb:::.local(conn, name, value, ...)
     10. ├─DBI::dbExecute(...)
     11. └─DBI::dbExecute(...)
     12. ├─DBI::dbSendStatement(conn, statement, ...)
     13. └─DBI::dbSendStatement(conn, statement, ...)
     14. ├─DBI::dbSendQuery(conn, statement, ...)
     15. └─duckdb::dbSendQuery(conn, statement, ...)
     16. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_reconnect.R:29:3): expectations + duckdb ────────────────────────
     Error: object 'b' not found
     Backtrace:
     █
     1. └─mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. └─base::saveRDS(x, path) test_reconnect.R:4:2
     ── Error (test_train_predict_duckdb.R:8:3): single step train + predict ────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_qdijlhchqr
     Error: Catalog Error: Table with name _duckdb_append_view_qdijlhchqr does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29753" SELECT * FROM _duckdb_append_view_qdijlhchqr
     ^
     Backtrace:
     █
     1. ├─global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. │ └─checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. │ └─checkmate::checkR6(...)
     4. └─learner$train(task, 1:120)
     5. └─mlr3:::.__Learner__train(...)
     6. └─mlr3:::learner_train(self, task, row_ids)
     7. └─mlr3misc::encapsulate(...)
     8. ├─mlr3misc::invoke(...)
     9. │ └─base::eval.parent(expr, n = 1L)
     10. │ └─base::eval(expr, p)
     11. │ └─base::eval(expr, p)
     12. └─mlr3:::.f(learner = <environment>, task = <environment>)
     13. └─get_private(learner)$.train(task)
     14. └─mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. ├─mlr3misc::set_class(...)
     16. ├─base::table(task$data(cols = tn)[[1L]])
     17. └─task$data(cols = tn)
     18. └─mlr3:::.__TaskClassif__data(...)
     19. └─super$data(rows, cols, data_format, ordered)
     20. └─mlr3:::.__Task__data(...)
     21. └─self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. └─mlr3db:::.__DataBackendDuckDB__data(...)
     23. └─mlr3db:::write_temp_table(private$.data, rows)
     24. ├─DBI::dbWriteTable(...)
     25. └─DBI::dbWriteTable(...)
     26. └─duckdb:::.local(conn, name, value, ...)
     27. ├─DBI::dbExecute(...)
     28. └─DBI::dbExecute(...)
     29. ├─DBI::dbSendStatement(conn, statement, ...)
     30. └─DBI::dbSendStatement(conn, statement, ...)
     31. ├─DBI::dbSendQuery(conn, statement, ...)
     32. └─duckdb::dbSendQuery(conn, statement, ...)
     33. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_train_predict_duckdb.R:17:3): resample works ────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_9332" SELECT * FROM _duckdb_append_view_heldrsbehr
     Error: Catalog Error: Table with name _duckdb_append_view_heldrsbehr does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_9332" SELECT * FROM _duckdb_append_view_heldrsbehr
     ^
     Backtrace:
     █
     1. ├─global::with_future(...) test_train_predict_duckdb.R:17:2
     2. │ └─base::force(expr)
     3. └─mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. └─future.apply::future_lapply(...)
     5. └─future.apply:::future_xapply(...)
     6. ├─future::value(fs)
     7. └─future:::value.list(fs)
     8. ├─future::resolve(...)
     9. └─future:::resolve.list(...)
     10. └─future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. └─future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-patched-linux-x86_64

Version: 0.4.0
Check: tests
Result: ERROR
     Running ‘testthat.R’ [65s/83s]
    Running the tests in ‘tests/testthat.R’ failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     ══ Failed tests ════════════════════════════════════════════════════════════════
     ── Error (test_as_duckdb_backend.R:6:3): data ──────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_umqdujbmcc
     Error: Catalog Error: Table with name _duckdb_append_view_umqdujbmcc does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_umqdujbmcc
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:14:3): DataBackend ──────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_hbechauoko
     Error: Catalog Error: Table with name _duckdb_append_view_hbechauoko does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_hbechauoko
     ^
     Backtrace:
     █
     1. └─global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. └─b$distinct(b$rownames, "Species")
     3. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:23:3): Task ─────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_kvcoktxjtq
     Error: Catalog Error: Table with name _duckdb_append_view_kvcoktxjtq does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_kvcoktxjtq
     ^
     Backtrace:
     █
     1. └─global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:7:3): Valid DataBackend ────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_urbdcdbvyo
     Error: Catalog Error: Table with name _duckdb_append_view_urbdcdbvyo does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_urbdcdbvyo
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_duckdb.R:7:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:17:3): strings_as_factors ──────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_lyvymxjjnh
     Error: Catalog Error: Table with name _duckdb_append_view_lyvymxjjnh does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_lyvymxjjnh
     ^
     Backtrace:
     █
     1. ├─checkmate::expect_character(...) test_duckdb.R:17:2
     2. │ └─checkmate::checkCharacter(...)
     3. │ └─`%and%`(...)
     4. │ └─base::isTRUE(lhs)
     5. └─b$data(b$rownames[1], "Species")
     6. └─mlr3db:::.__DataBackendDuckDB__data(...)
     7. └─mlr3db:::write_temp_table(private$.data, rows)
     8. ├─DBI::dbWriteTable(...)
     9. └─DBI::dbWriteTable(...)
     10. └─duckdb:::.local(conn, name, value, ...)
     11. ├─DBI::dbExecute(...)
     12. └─DBI::dbExecute(...)
     13. ├─DBI::dbSendStatement(conn, statement, ...)
     14. └─DBI::dbSendStatement(conn, statement, ...)
     15. ├─DBI::dbSendQuery(conn, statement, ...)
     16. └─duckdb::dbSendQuery(conn, statement, ...)
     17. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:35:3): distinct with NULL rows ─────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_uibqmdlpiw
     Error: Catalog Error: Table with name _duckdb_append_view_uibqmdlpiw does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_uibqmdlpiw
     ^
     Backtrace:
     █
     1. ├─testthat::expect_equal(...) test_duckdb.R:35:2
     2. │ └─testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. │ └─rlang::eval_bare(expr, quo_get_env(quo))
     4. └─b$distinct(b$rownames, b$colnames)
     5. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. └─mlr3db:::write_temp_table(private$.data, rows)
     7. ├─DBI::dbWriteTable(...)
     8. └─DBI::dbWriteTable(...)
     9. └─duckdb:::.local(conn, name, value, ...)
     10. ├─DBI::dbExecute(...)
     11. └─DBI::dbExecute(...)
     12. ├─DBI::dbSendStatement(conn, statement, ...)
     13. └─DBI::dbSendStatement(conn, statement, ...)
     14. ├─DBI::dbSendQuery(conn, statement, ...)
     15. └─duckdb::dbSendQuery(conn, statement, ...)
     16. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_reconnect.R:29:3): expectations + duckdb ────────────────────────
     Error: object 'b' not found
     Backtrace:
     █
     1. └─mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. └─base::saveRDS(x, path) test_reconnect.R:4:2
     ── Error (test_train_predict_duckdb.R:8:3): single step train + predict ────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_eujshgcupa
     Error: Catalog Error: Table with name _duckdb_append_view_eujshgcupa does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_3320" SELECT * FROM _duckdb_append_view_eujshgcupa
     ^
     Backtrace:
     █
     1. ├─global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. │ └─checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. │ └─checkmate::checkR6(...)
     4. └─learner$train(task, 1:120)
     5. └─mlr3:::.__Learner__train(...)
     6. └─mlr3:::learner_train(self, task, row_ids)
     7. └─mlr3misc::encapsulate(...)
     8. ├─mlr3misc::invoke(...)
     9. │ └─base::eval.parent(expr, n = 1L)
     10. │ └─base::eval(expr, p)
     11. │ └─base::eval(expr, p)
     12. └─mlr3:::.f(learner = <environment>, task = <environment>)
     13. └─get_private(learner)$.train(task)
     14. └─mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. ├─mlr3misc::set_class(...)
     16. ├─base::table(task$data(cols = tn)[[1L]])
     17. └─task$data(cols = tn)
     18. └─mlr3:::.__TaskClassif__data(...)
     19. └─super$data(rows, cols, data_format, ordered)
     20. └─mlr3:::.__Task__data(...)
     21. └─self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. └─mlr3db:::.__DataBackendDuckDB__data(...)
     23. └─mlr3db:::write_temp_table(private$.data, rows)
     24. ├─DBI::dbWriteTable(...)
     25. └─DBI::dbWriteTable(...)
     26. └─duckdb:::.local(conn, name, value, ...)
     27. ├─DBI::dbExecute(...)
     28. └─DBI::dbExecute(...)
     29. ├─DBI::dbSendStatement(conn, statement, ...)
     30. └─DBI::dbSendStatement(conn, statement, ...)
     31. ├─DBI::dbSendQuery(conn, statement, ...)
     32. └─duckdb::dbSendQuery(conn, statement, ...)
     33. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_train_predict_duckdb.R:17:3): resample works ────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_6898" SELECT * FROM _duckdb_append_view_iqhdgacord
     Error: Catalog Error: Table with name _duckdb_append_view_iqhdgacord does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_6898" SELECT * FROM _duckdb_append_view_iqhdgacord
     ^
     Backtrace:
     █
     1. ├─global::with_future(...) test_train_predict_duckdb.R:17:2
     2. │ └─base::force(expr)
     3. └─mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. └─future.apply::future_lapply(...)
     5. └─future.apply:::future_xapply(...)
     6. ├─future::value(fs)
     7. └─future:::value.list(fs)
     8. ├─future::resolve(...)
     9. └─future:::resolve.list(...)
     10. └─future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. └─future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-patched-solaris-x86

Version: 0.4.0
Check: tests
Result: ERROR
     Running ‘testthat.R’ [33s/50s]
    Running the tests in ‘tests/testthat.R’ failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     ══ Failed tests ════════════════════════════════════════════════════════════════
     ── Error (test_as_duckdb_backend.R:6:3): data ──────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_kkwporgbqo
     Error: Catalog Error: Table with name _duckdb_append_view_kkwporgbqo does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_kkwporgbqo
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:14:3): DataBackend ──────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_btsftrjayl
     Error: Catalog Error: Table with name _duckdb_append_view_btsftrjayl does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_btsftrjayl
     ^
     Backtrace:
     █
     1. └─global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. └─b$distinct(b$rownames, "Species")
     3. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_as_duckdb_backend.R:23:3): Task ─────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_ywnrvjlcfd
     Error: Catalog Error: Table with name _duckdb_append_view_ywnrvjlcfd does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_ywnrvjlcfd
     ^
     Backtrace:
     █
     1. └─global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:7:3): Valid DataBackend ────────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_rqtbgmmmiz
     Error: Catalog Error: Table with name _duckdb_append_view_rqtbgmmmiz does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_rqtbgmmmiz
     ^
     Backtrace:
     █
     1. └─global::expect_backend(b) test_duckdb.R:7:2
     2. └─b$data(rows = rn, cols = pk, data_format = "data.table")
     3. └─mlr3db:::.__DataBackendDuckDB__data(...)
     4. └─mlr3db:::write_temp_table(private$.data, rows)
     5. ├─DBI::dbWriteTable(...)
     6. └─DBI::dbWriteTable(...)
     7. └─duckdb:::.local(conn, name, value, ...)
     8. ├─DBI::dbExecute(...)
     9. └─DBI::dbExecute(...)
     10. ├─DBI::dbSendStatement(conn, statement, ...)
     11. └─DBI::dbSendStatement(conn, statement, ...)
     12. ├─DBI::dbSendQuery(conn, statement, ...)
     13. └─duckdb::dbSendQuery(conn, statement, ...)
     14. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:17:3): strings_as_factors ──────────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_rzlyhfvfdj
     Error: Catalog Error: Table with name _duckdb_append_view_rzlyhfvfdj does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_rzlyhfvfdj
     ^
     Backtrace:
     █
     1. ├─checkmate::expect_character(...) test_duckdb.R:17:2
     2. │ └─checkmate::checkCharacter(...)
     3. │ └─`%and%`(...)
     4. │ └─base::isTRUE(lhs)
     5. └─b$data(b$rownames[1], "Species")
     6. └─mlr3db:::.__DataBackendDuckDB__data(...)
     7. └─mlr3db:::write_temp_table(private$.data, rows)
     8. ├─DBI::dbWriteTable(...)
     9. └─DBI::dbWriteTable(...)
     10. └─duckdb:::.local(conn, name, value, ...)
     11. ├─DBI::dbExecute(...)
     12. └─DBI::dbExecute(...)
     13. ├─DBI::dbSendStatement(conn, statement, ...)
     14. └─DBI::dbSendStatement(conn, statement, ...)
     15. ├─DBI::dbSendQuery(conn, statement, ...)
     16. └─duckdb::dbSendQuery(conn, statement, ...)
     17. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_duckdb.R:35:3): distinct with NULL rows ─────────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_rnmwidczob
     Error: Catalog Error: Table with name _duckdb_append_view_rnmwidczob does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_rnmwidczob
     ^
     Backtrace:
     █
     1. ├─testthat::expect_equal(...) test_duckdb.R:35:2
     2. │ └─testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. │ └─rlang::eval_bare(expr, quo_get_env(quo))
     4. └─b$distinct(b$rownames, b$colnames)
     5. └─mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. └─mlr3db:::write_temp_table(private$.data, rows)
     7. ├─DBI::dbWriteTable(...)
     8. └─DBI::dbWriteTable(...)
     9. └─duckdb:::.local(conn, name, value, ...)
     10. ├─DBI::dbExecute(...)
     11. └─DBI::dbExecute(...)
     12. ├─DBI::dbSendStatement(conn, statement, ...)
     13. └─DBI::dbSendStatement(conn, statement, ...)
     14. ├─DBI::dbSendQuery(conn, statement, ...)
     15. └─duckdb::dbSendQuery(conn, statement, ...)
     16. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_reconnect.R:29:3): expectations + duckdb ────────────────────────
     Error: object 'b' not found
     Backtrace:
     █
     1. └─mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. └─base::saveRDS(x, path) test_reconnect.R:4:2
     ── Error (test_train_predict_duckdb.R:8:3): single step train + predict ────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_kzhyrxnsos
     Error: Catalog Error: Table with name _duckdb_append_view_kzhyrxnsos does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_18094" SELECT * FROM _duckdb_append_view_kzhyrxnsos
     ^
     Backtrace:
     █
     1. ├─global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. │ └─checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. │ └─checkmate::checkR6(...)
     4. └─learner$train(task, 1:120)
     5. └─mlr3:::.__Learner__train(...)
     6. └─mlr3:::learner_train(self, task, row_ids)
     7. └─mlr3misc::encapsulate(...)
     8. ├─mlr3misc::invoke(...)
     9. │ └─base::eval.parent(expr, n = 1L)
     10. │ └─base::eval(expr, p)
     11. │ └─base::eval(expr, p)
     12. └─mlr3:::.f(learner = <environment>, task = <environment>)
     13. └─get_private(learner)$.train(task)
     14. └─mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. ├─mlr3misc::set_class(...)
     16. ├─base::table(task$data(cols = tn)[[1L]])
     17. └─task$data(cols = tn)
     18. └─mlr3:::.__TaskClassif__data(...)
     19. └─super$data(rows, cols, data_format, ordered)
     20. └─mlr3:::.__Task__data(...)
     21. └─self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. └─mlr3db:::.__DataBackendDuckDB__data(...)
     23. └─mlr3db:::write_temp_table(private$.data, rows)
     24. ├─DBI::dbWriteTable(...)
     25. └─DBI::dbWriteTable(...)
     26. └─duckdb:::.local(conn, name, value, ...)
     27. ├─DBI::dbExecute(...)
     28. └─DBI::dbExecute(...)
     29. ├─DBI::dbSendStatement(conn, statement, ...)
     30. └─DBI::dbSendStatement(conn, statement, ...)
     31. ├─DBI::dbSendQuery(conn, statement, ...)
     32. └─duckdb::dbSendQuery(conn, statement, ...)
     33. └─duckdb:::.local(conn, statement, ...)
     ── Error (test_train_predict_duckdb.R:17:3): resample works ────────────────────
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_29787" SELECT * FROM _duckdb_append_view_brsecwtekm
     Error: Catalog Error: Table with name _duckdb_append_view_brsecwtekm does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_29787" SELECT * FROM _duckdb_append_view_brsecwtekm
     ^
     Backtrace:
     █
     1. ├─global::with_future(...) test_train_predict_duckdb.R:17:2
     2. │ └─base::force(expr)
     3. └─mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. └─future.apply::future_lapply(...)
     5. └─future.apply:::future_xapply(...)
     6. ├─future::value(fs)
     7. └─future:::value.list(fs)
     8. ├─future::resolve(...)
     9. └─future:::resolve.list(...)
     10. └─future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. └─future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-release-linux-x86_64

Version: 0.4.0
Check: tests
Result: ERROR
     Running 'testthat.R' [33s]
    Running the tests in 'tests/testthat.R' failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     == Failed tests ================================================================
     -- Error (test_as_duckdb_backend.R:6:3): data ----------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_voebvptcjy
     Error: Catalog Error: Table with name _duckdb_append_view_voebvptcjy does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_voebvptcjy
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:14:3): DataBackend --------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_ckgzjgobuy
     Error: Catalog Error: Table with name _duckdb_append_view_ckgzjgobuy does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_ckgzjgobuy
     ^
     Backtrace:
     x
     1. \-global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. \-b$distinct(b$rownames, "Species")
     3. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:23:3): Task ---------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_rwwrjwfkjk
     Error: Catalog Error: Table with name _duckdb_append_view_rwwrjwfkjk does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_rwwrjwfkjk
     ^
     Backtrace:
     x
     1. \-global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:7:3): Valid DataBackend --------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_jwomwfrtcy
     Error: Catalog Error: Table with name _duckdb_append_view_jwomwfrtcy does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_jwomwfrtcy
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_duckdb.R:7:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:17:3): strings_as_factors ------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_ipzhquapgr
     Error: Catalog Error: Table with name _duckdb_append_view_ipzhquapgr does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_ipzhquapgr
     ^
     Backtrace:
     x
     1. +-checkmate::expect_character(...) test_duckdb.R:17:2
     2. | \-checkmate::checkCharacter(...)
     3. | \-`%and%`(...)
     4. | \-base::isTRUE(lhs)
     5. \-b$data(b$rownames[1], "Species")
     6. \-mlr3db:::.__DataBackendDuckDB__data(...)
     7. \-mlr3db:::write_temp_table(private$.data, rows)
     8. +-DBI::dbWriteTable(...)
     9. \-DBI::dbWriteTable(...)
     10. \-duckdb:::.local(conn, name, value, ...)
     11. +-DBI::dbExecute(...)
     12. \-DBI::dbExecute(...)
     13. +-DBI::dbSendStatement(conn, statement, ...)
     14. \-DBI::dbSendStatement(conn, statement, ...)
     15. +-DBI::dbSendQuery(conn, statement, ...)
     16. \-duckdb::dbSendQuery(conn, statement, ...)
     17. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:35:3): distinct with NULL rows -------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_xptzandmmz
     Error: Catalog Error: Table with name _duckdb_append_view_xptzandmmz does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_xptzandmmz
     ^
     Backtrace:
     x
     1. +-testthat::expect_equal(...) test_duckdb.R:35:2
     2. | \-testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. | \-rlang::eval_bare(expr, quo_get_env(quo))
     4. \-b$distinct(b$rownames, b$colnames)
     5. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. \-mlr3db:::write_temp_table(private$.data, rows)
     7. +-DBI::dbWriteTable(...)
     8. \-DBI::dbWriteTable(...)
     9. \-duckdb:::.local(conn, name, value, ...)
     10. +-DBI::dbExecute(...)
     11. \-DBI::dbExecute(...)
     12. +-DBI::dbSendStatement(conn, statement, ...)
     13. \-DBI::dbSendStatement(conn, statement, ...)
     14. +-DBI::dbSendQuery(conn, statement, ...)
     15. \-duckdb::dbSendQuery(conn, statement, ...)
     16. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_reconnect.R:29:3): expectations + duckdb ------------------------
     Error: object 'b' not found
     Backtrace:
     x
     1. \-mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. \-base::saveRDS(x, path) test_reconnect.R:4:2
     -- Error (test_train_predict_duckdb.R:8:3): single step train + predict --------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_atfpwktlah
     Error: Catalog Error: Table with name _duckdb_append_view_atfpwktlah does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_38496" SELECT * FROM _duckdb_append_view_atfpwktlah
     ^
     Backtrace:
     x
     1. +-global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. | \-checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. | \-checkmate::checkR6(...)
     4. \-learner$train(task, 1:120)
     5. \-mlr3:::.__Learner__train(...)
     6. \-mlr3:::learner_train(self, task, row_ids)
     7. \-mlr3misc::encapsulate(...)
     8. +-mlr3misc::invoke(...)
     9. | \-base::eval.parent(expr, n = 1L)
     10. | \-base::eval(expr, p)
     11. | \-base::eval(expr, p)
     12. \-mlr3:::.f(learner = <environment>, task = <environment>)
     13. \-get_private(learner)$.train(task)
     14. \-mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. +-mlr3misc::set_class(...)
     16. +-base::table(task$data(cols = tn)[[1L]])
     17. \-task$data(cols = tn)
     18. \-mlr3:::.__TaskClassif__data(...)
     19. \-super$data(rows, cols, data_format, ordered)
     20. \-mlr3:::.__Task__data(...)
     21. \-self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. \-mlr3db:::.__DataBackendDuckDB__data(...)
     23. \-mlr3db:::write_temp_table(private$.data, rows)
     24. +-DBI::dbWriteTable(...)
     25. \-DBI::dbWriteTable(...)
     26. \-duckdb:::.local(conn, name, value, ...)
     27. +-DBI::dbExecute(...)
     28. \-DBI::dbExecute(...)
     29. +-DBI::dbSendStatement(conn, statement, ...)
     30. \-DBI::dbSendStatement(conn, statement, ...)
     31. +-DBI::dbSendQuery(conn, statement, ...)
     32. \-duckdb::dbSendQuery(conn, statement, ...)
     33. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_train_predict_duckdb.R:17:3): resample works --------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_87320" SELECT * FROM _duckdb_append_view_xwtoaqizqp
     Error: Catalog Error: Table with name _duckdb_append_view_xwtoaqizqp does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_87320" SELECT * FROM _duckdb_append_view_xwtoaqizqp
     ^
     Backtrace:
     x
     1. +-global::with_future(...) test_train_predict_duckdb.R:17:2
     2. | \-base::force(expr)
     3. \-mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. \-future.apply::future_lapply(...)
     5. \-future.apply:::future_xapply(...)
     6. +-future::value(fs)
     7. \-future:::value.list(fs)
     8. +-future::resolve(...)
     9. \-future:::resolve.list(...)
     10. \-future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. \-future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     In addition: Warning message:
     In duckdb_shutdown(conn@driver) : invalid driver object, already closed?
     Execution halted
Flavor: r-release-windows-ix86+x86_64

Version: 0.4.0
Check: tests
Result: ERROR
     Running 'testthat.R' [45s]
    Running the tests in 'tests/testthat.R' failed.
    Complete output:
     > if (requireNamespace("testthat", quietly = TRUE)) {
     + library(testthat)
     + library(mlr3db)
     + test_check("mlr3db")
     + }
     Loading required package: mlr3
     Loading required namespace: future
     Loading required package: RSQLite
     Loading required package: RSQLite
     == Failed tests ================================================================
     -- Error (test_as_duckdb_backend.R:6:3): data ----------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_izfxdbtixd
     Error: Catalog Error: Table with name _duckdb_append_view_izfxdbtixd does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_izfxdbtixd
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_as_duckdb_backend.R:6:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:14:3): DataBackend --------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_xqrvgtgoxv
     Error: Catalog Error: Table with name _duckdb_append_view_xqrvgtgoxv does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_xqrvgtgoxv
     ^
     Backtrace:
     x
     1. \-global::expect_iris_backend(b) test_as_duckdb_backend.R:14:2
     2. \-b$distinct(b$rownames, "Species")
     3. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_as_duckdb_backend.R:23:3): Task ---------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_zftxnwhife
     Error: Catalog Error: Table with name _duckdb_append_view_zftxnwhife does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_zftxnwhife
     ^
     Backtrace:
     x
     1. \-global::expect_backend(task$backend) test_as_duckdb_backend.R:23:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:7:3): Valid DataBackend --------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_ordbqfomwd
     Error: Catalog Error: Table with name _duckdb_append_view_ordbqfomwd does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_ordbqfomwd
     ^
     Backtrace:
     x
     1. \-global::expect_backend(b) test_duckdb.R:7:2
     2. \-b$data(rows = rn, cols = pk, data_format = "data.table")
     3. \-mlr3db:::.__DataBackendDuckDB__data(...)
     4. \-mlr3db:::write_temp_table(private$.data, rows)
     5. +-DBI::dbWriteTable(...)
     6. \-DBI::dbWriteTable(...)
     7. \-duckdb:::.local(conn, name, value, ...)
     8. +-DBI::dbExecute(...)
     9. \-DBI::dbExecute(...)
     10. +-DBI::dbSendStatement(conn, statement, ...)
     11. \-DBI::dbSendStatement(conn, statement, ...)
     12. +-DBI::dbSendQuery(conn, statement, ...)
     13. \-duckdb::dbSendQuery(conn, statement, ...)
     14. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:17:3): strings_as_factors ------------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_mxhsmntcfr
     Error: Catalog Error: Table with name _duckdb_append_view_mxhsmntcfr does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_mxhsmntcfr
     ^
     Backtrace:
     x
     1. +-checkmate::expect_character(...) test_duckdb.R:17:2
     2. | \-checkmate::checkCharacter(...)
     3. | \-`%and%`(...)
     4. | \-base::isTRUE(lhs)
     5. \-b$data(b$rownames[1], "Species")
     6. \-mlr3db:::.__DataBackendDuckDB__data(...)
     7. \-mlr3db:::write_temp_table(private$.data, rows)
     8. +-DBI::dbWriteTable(...)
     9. \-DBI::dbWriteTable(...)
     10. \-duckdb:::.local(conn, name, value, ...)
     11. +-DBI::dbExecute(...)
     12. \-DBI::dbExecute(...)
     13. +-DBI::dbSendStatement(conn, statement, ...)
     14. \-DBI::dbSendStatement(conn, statement, ...)
     15. +-DBI::dbSendQuery(conn, statement, ...)
     16. \-duckdb::dbSendQuery(conn, statement, ...)
     17. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_duckdb.R:35:3): distinct with NULL rows -------------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_mvmtvlhvqv
     Error: Catalog Error: Table with name _duckdb_append_view_mvmtvlhvqv does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_mvmtvlhvqv
     ^
     Backtrace:
     x
     1. +-testthat::expect_equal(...) test_duckdb.R:35:2
     2. | \-testthat::quasi_label(enquo(expected), expected.label, arg = "expected")
     3. | \-rlang::eval_bare(expr, quo_get_env(quo))
     4. \-b$distinct(b$rownames, b$colnames)
     5. \-mlr3db:::.__DataBackendDuckDB__distinct(...)
     6. \-mlr3db:::write_temp_table(private$.data, rows)
     7. +-DBI::dbWriteTable(...)
     8. \-DBI::dbWriteTable(...)
     9. \-duckdb:::.local(conn, name, value, ...)
     10. +-DBI::dbExecute(...)
     11. \-DBI::dbExecute(...)
     12. +-DBI::dbSendStatement(conn, statement, ...)
     13. \-DBI::dbSendStatement(conn, statement, ...)
     14. +-DBI::dbSendQuery(conn, statement, ...)
     15. \-duckdb::dbSendQuery(conn, statement, ...)
     16. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_reconnect.R:29:3): expectations + duckdb ------------------------
     Error: object 'b' not found
     Backtrace:
     x
     1. \-mlr3db:::roundtrip(b) test_reconnect.R:29:2
     2. \-base::saveRDS(x, path) test_reconnect.R:4:2
     -- Error (test_train_predict_duckdb.R:8:3): single step train + predict --------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_yijonzksvl
     Error: Catalog Error: Table with name _duckdb_append_view_yijonzksvl does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_69424" SELECT * FROM _duckdb_append_view_yijonzksvl
     ^
     Backtrace:
     x
     1. +-global::expect_learner(learner$train(task, 1:120)) test_train_predict_duckdb.R:8:2
     2. | \-checkmate::expect_r6(lrn, "Learner", cloneable = TRUE)
     3. | \-checkmate::checkR6(...)
     4. \-learner$train(task, 1:120)
     5. \-mlr3:::.__Learner__train(...)
     6. \-mlr3:::learner_train(self, task, row_ids)
     7. \-mlr3misc::encapsulate(...)
     8. +-mlr3misc::invoke(...)
     9. | \-base::eval.parent(expr, n = 1L)
     10. | \-base::eval(expr, p)
     11. | \-base::eval(expr, p)
     12. \-mlr3:::.f(learner = <environment>, task = <environment>)
     13. \-get_private(learner)$.train(task)
     14. \-mlr3:::.__LearnerClassifFeatureless__.train(...)
     15. +-mlr3misc::set_class(...)
     16. +-base::table(task$data(cols = tn)[[1L]])
     17. \-task$data(cols = tn)
     18. \-mlr3:::.__TaskClassif__data(...)
     19. \-super$data(rows, cols, data_format, ordered)
     20. \-mlr3:::.__Task__data(...)
     21. \-self$backend$data(rows = rows, cols = query_cols, data_format = data_format)
     22. \-mlr3db:::.__DataBackendDuckDB__data(...)
     23. \-mlr3db:::write_temp_table(private$.data, rows)
     24. +-DBI::dbWriteTable(...)
     25. \-DBI::dbWriteTable(...)
     26. \-duckdb:::.local(conn, name, value, ...)
     27. +-DBI::dbExecute(...)
     28. \-DBI::dbExecute(...)
     29. +-DBI::dbSendStatement(conn, statement, ...)
     30. \-DBI::dbSendStatement(conn, statement, ...)
     31. +-DBI::dbSendQuery(conn, statement, ...)
     32. \-duckdb::dbSendQuery(conn, statement, ...)
     33. \-duckdb:::.local(conn, statement, ...)
     -- Error (test_train_predict_duckdb.R:17:3): resample works --------------------
     Error: duckdb_prepare_R: Failed to prepare query INSERT INTO "rows_95564" SELECT * FROM _duckdb_append_view_nrsljichvz
     Error: Catalog Error: Table with name _duckdb_append_view_nrsljichvz does not exist!
     Did you mean "data"?
     LINE 1: INSERT INTO "rows_95564" SELECT * FROM _duckdb_append_view_nrsljichvz
     ^
     Backtrace:
     x
     1. +-global::with_future(...) test_train_predict_duckdb.R:17:2
     2. | \-base::force(expr)
     3. \-mlr3::resample(task, learner, mlr3::rsmp("cv", folds = 3)) test_train_predict_duckdb.R:18:4
     4. \-future.apply::future_lapply(...)
     5. \-future.apply:::future_xapply(...)
     6. +-future::value(fs)
     7. \-future:::value.list(fs)
     8. +-future::resolve(...)
     9. \-future:::resolve.list(...)
     10. \-future:::signalConditionsASAP(obj, resignal = FALSE, pos = ii)
     11. \-future:::signalConditions(...)

     [ FAIL 9 | WARN 1 | SKIP 0 | PASS 667 ]
     Error: Test failures
     Execution halted
Flavor: r-oldrel-windows-ix86+x86_64