Bug: T229456
Change-Id: I992e81e5dbcd9db74644b2990044cf685567db5a
public function lastError();
/**
- * Get the number of rows affected by the last write query
- * @see https://www.php.net/mysql_affected_rows
+ * Get the number of rows affected by the last write query.
+ * Similar to https://www.php.net/mysql_affected_rows but includes rows matched
+ * but not changed (ie. an UPDATE which sets all fields to the same value they already have).
+ * To get the old mysql_affected_rows behavior, include non-equality of the fields in WHERE.
*
* @return int
*/