Add volatile default requires full table rewrite hazard#258
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bplunkett-stripe merged 2 commits intomainfrom Dec 30, 2025
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Add volatile default requires full table rewrite hazard#258bplunkett-stripe merged 2 commits intomainfrom
bplunkett-stripe merged 2 commits intomainfrom
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Adding a new NOT NULL column usually needs a backfill. This change adds a hazard and shows a suggested online migration path (add nullable -> backfill -> set NOT NULL).
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Description
This is a continuation of #254 tweaked to be slightly more correct.
Thank you @catatsuy for the contribution!
Motivation
Safer migrations
Testing
Via unit tests