API reference › @evolu/sqlite-wasm › c-api › sqlite3_update_hook

function sqlite3_update_hook(
  deps: SqliteWasmDep,
): (
  db: SqliteDbPtr,
  xCallback: 0 | SqliteFunctionPtr,
  pArg: 0 | WasmPtr,
) => 0 | WasmPtr;

Defined in: packages/sqlite-wasm/src/CApi.ts:1758

Registers the connection's callback for each row inserted, updated or deleted in a rowid table, replacing the previous one or removing it for NULL, and returns the previous pArg or NULL. The callback must not modify the connection and does not fire for WITHOUT ROWID tables, REPLACE conflict deletions or the truncate optimization.

Wasm type i(iii). Signature ["sqlite3_update_hook", "*", "sqlite3*", "funcptr:v(pippj)", "*"] from SQLite's table.

See https://sqlite.org/c3ref/update_hook.html.

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