SQLITE_CONSTRAINT_COMMITHOOK
SQLiteWARNINGNotableConstraintofficial confidence
Commit hook requested rollback
Production Risk
Medium — transaction rolled back by application design.
What this means
SQLITE_CONSTRAINT_COMMITHOOK (531) is returned when a commit-hook callback (registered via sqlite3_commit_hook()) returns non-zero, requesting that the transaction be rolled back.
Why it happens
- 1Application commit hook returned non-zero to veto the commit.
- 2Custom validation logic in the commit hook rejected the transaction.
How to reproduce
COMMIT when a registered commit hook returns non-zero.
trigger — this will error
trigger — this will error
# In C: # sqlite3_commit_hook(db, myCommitHook, NULL); # If myCommitHook() returns 1 → SQLITE_CONSTRAINT_COMMITHOOK
expected output
sqlite3.OperationalError: constraint failed
Fix 1
Fix 2
Sources
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