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ON CONFLICT DO NOTHING stmt raise:internal error

needs triage

Status: Open.

#20476 In duckdb/duckdb;

· CR7-source opened on Jan 10, 2026

Casting between date and timestamptz should be disallowed

needs triage

Status: Open.

#20470 In duckdb/duckdb;

· jakkes opened on Jan 9, 2026

Selecting null gives back DUCKDB_TYPE_INTEGER (4) instead of the expected DUCKDB_TYPE_SQLNULL (36)

under review

Status: Open.

#20458 In duckdb/duckdb;

· barsdeveloper opened on Jan 8, 2026

EXPLAIN fails on queries with extensive NULLIF usage while execution succeeds

reproduced

Status: Open.

#20419 In duckdb/duckdb;

· CR7-source opened on Jan 7, 2026

Avoid frequently access non-existent files

under review

Status: Open.

#20417 In duckdb/duckdb;

· fanvanzh opened on Jan 7, 2026

duckdb_create_error_data(DUCKDB_ERROR_INTERNAL, "foo") causes segfault

reproduced

Status: Open.

#20415 In duckdb/duckdb;

· mrryanjohnston opened on Jan 7, 2026

ASOF joins with <code>predicate</code> fail with different errors for FULL, RIGHT, SEMI, and ANTI join types

reproduced

Status: Open.

#20413 In duckdb/duckdb;

· EslamAhmed171 opened on Jan 6, 2026

Error HTTP 405 on read_json()

reproduced

Status: Open.

#20406 In duckdb/duckdb;

· ericemc3 opened on Jan 6, 2026

IO Error on long file paths

under review

Status: Open.

#20384 In duckdb/duckdb;

· HarshJainCodes opened on Jan 5, 2026

INTERNAL Error with enable_verification: NULL appears in vector marked as non-nullable

reproduced

Status: Open.

#20371 In duckdb/duckdb;

· CR7-source opened on Jan 3, 2026

Cannot SELECT FROM JSON column with multiple WHERE clauses

reproduced

Status: Open.

#20366 In duckdb/duckdb;

· bardware opened on Jan 2, 2026

EXPLAIN ANALYZE shows profiling result instead of a query plan

expected behaviorThe behavior described in the issue is expectedThe behavior described in the issue is expected

Status: Open.

#20356 In duckdb/duckdb;

· 2jungkook opened on Jan 2, 2026