In SQLite's WAL mode, lock conflicts can occur even with short-lived read-only connections. The connection lifecycle in WAL mode can cause "database is locked" errors, even in the absence of any writes.
SQLite's strict table feature detects type mismatches during inserts and updates, rejecting invalid column type declarations. It helps developers avoid overlooked bugs and enhances code robustness.
Simon Willison asked Claude Fable to review code before releasing sqlite-utils 4.0rc2. AI discovered multiple critical issues including a data-loss bug in delete_where(), fixed at a cost of about $149.
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