Issues

Compaction conflict detection is table-level, so concurrent compaction of one table always conflicts even on disjoint file sets

#1452

· gtaneja-sentrinox opened

on Sep 16, 2026

File-level pruning silently skipped for struct-field filters and for tables populated via `ducklake_add_data_files`

needs triage

#1442

· viko64 opened

on Sep 10, 2026

`test/sql/issues/issue_1309.test` expe cts the wrong error message on the last scenario (missing metadata table)

needs triage

#1437

· hello-world-bfree opened

on Sep 7, 2026

Postgres catalog + data inlining: STRUCT containing TIMESTAMP/TIMESTAMPTZ is inlined as `CAST('…' AS VARCHAR)`, and reading it back raises an INTERNAL Error that invalidates the database

#1435

· JerryChaox opened

on Sep 6, 2026

SIGSEGV in DuckLakeNameMapSet::Add/DuckLakeNameMapEntry::GetHash when two connections race to add a new file to the same table (SQLite catalog)

#1431

· tsouza opened

on Sep 3, 2026

merge_adjacent_files: INTERNAL Error (NULL shared_ptr in DuckLakeMultiFileReader::CreateMapping) on tables containing files registered via ducklake_add_data_files

#1419

· betterup-jswager opened

on Aug 27, 2026

ducklake_add_data_files cannot register a Parquet file with a VARIANT column ("Expected VARIANT, found type STRUCT")

#1415

· chasers opened

on Aug 26, 2026

`filter_pushdown` drops old unpartitioned files after an in-transaction bucket partition change

needs triage

#1414

· Yibo-Dong opened

on Aug 26, 2026

Reader fails permanently with "ducklake_inlined_data_1_1 does not exist" after a concurrent ducklake_flush_inlined_data

#1413

· GavinPizza opened

on Aug 25, 2026

All-NULL column never gets global min/max stats again after non-NULL inserts

#1411

· GavinPizza opened

on Aug 24, 2026

Time travel returns duplicated rows after ducklake_flush_inlined_data runs on a lake that was compacted with rewrite_data_files(delete_threshold => 0)

needs triage

#1406

· aschils opened

on Aug 24, 2026

Catalog corruption under concurrent view/table creation: "could not find schema that corresponds to the view entry" (duckdb 1.5.5)

#1404

· TensorGymnastic opened

on Aug 24, 2026

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All issues

Compaction conflict detection is table-level, so concurrent compaction of one table always conflicts even on disjoint file sets

File-level pruning silently skipped for struct-field filters and for tables populated via `ducklake_add_data_files`

`test/sql/issues/issue_1309.test` expe cts the wrong error message on the last scenario (missing metadata table)

Postgres catalog + data inlining: STRUCT containing TIMESTAMP/TIMESTAMPTZ is inlined as `CAST('…' AS VARCHAR)`, and reading it back raises an INTERNAL Error that invalidates the database

SIGSEGV in DuckLakeNameMapSet::Add/DuckLakeNameMapEntry::GetHash when two connections race to add a new file to the same table (SQLite catalog)

merge_adjacent_files: INTERNAL Error (NULL shared_ptr in DuckLakeMultiFileReader::CreateMapping) on tables containing files registered via ducklake_add_data_files

ducklake_add_data_files cannot register a Parquet file with a VARIANT column ("Expected VARIANT, found type STRUCT")

`filter_pushdown` drops old unpartitioned files after an in-transaction bucket partition change

Reader fails permanently with "ducklake_inlined_data_1_1 does not exist" after a concurrent ducklake_flush_inlined_data

All-NULL column never gets global min/max stats again after non-NULL inserts

Time travel returns duplicated rows after ducklake_flush_inlined_data runs on a lake that was compacted with rewrite_data_files(delete_threshold => 0)

Catalog corruption under concurrent view/table creation: "could not find schema that corresponds to the view entry" (duckdb 1.5.5)

Uh oh!

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