Improve compatibility with legacy SQLite versions#302

Merged

JanJakes merged 16 commits intodevelopfrom

on-conflict-clause-legacy-fix

Jan 15, 2026

Commits on Jan 9, 2026

Use PDO attribute rather than query for SQLite version
JanJakes
committed

Commits on Jan 12, 2026

Use different SQLite versions in CI
JanJakes
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Fix UPSERT (ON CONFLICT clause) on SQLite < 3.35.0
JanJakes
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Do not use STRICT keyword on legacy SQLite versions
JanJakes
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Use "sqlite_master" rather than "sqlite_schema" for compatibility with SQLite < 3.33.0
JanJakes
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Avoid using FLOOR function in tests due to lack of support on old SQLite
JanJakes
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Avoid using the IIF() function due to lack of support on old SQLite versions
JanJakes
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Translate SUBSTRING() to SUBSTR(); avoid SUBSTRING() due to lack of support on old SQLite versions
JanJakes
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Skip all old driver tests when running on legacy SQLite version
JanJakes
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Avoid usage of UPDATE ... FROM for compatibility with SQLite < 3.33.0
JanJakes
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Skip UPDATE ... FROM tests on SQLite < 3.33.0
JanJakes
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Emulate "columnN" naming for VALUES lists on SQLite < 3.33.0
JanJakes
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Reflect SQLite < 3.33.0 edge case behavior in tests
JanJakes
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Fix test edge case for SQLite < 3.33.0
JanJakes
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Reflect non-strict mode differences in tests for SQLite < 3.37.0
JanJakes
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Commits on Jan 15, 2026

Remove unnecessary table alias
JanJakes
committed