*
* @param string $sql SQL statement
*
- * @return boolean Was the query successfull? False is returned only if an error occurred
+ * @return boolean Was the query successful? False is returned only if an error occurred
* @throws \Exception
*/
public function e(string $sql): bool
* @param array|boolean $old_fields array with the old field values that are about to be replaced (true = update on duplicate, false = don't update identical fields)
* @param array $params Parameters: "ignore" If set to "true" then the update is done with the ignore parameter
*
- * @return boolean was the update successfull?
+ * @return boolean was the update successful?
* @throws \Exception
* @todo Implement "bool $update_on_duplicate" to avoid mixed type for $old_fields
*/