/**
* Executes an SQL DELETE statement on a table.
*
* Table expression and columns are not escaped and are not safe for user-input.
*
* @param string $tableExpression The expression of the table on which to delete.
* @param array $identifier The deletion criteria. An associative array containing column-value pairs.
* @param array $types The types of identifiers.
*
* @return integer The number of affected rows.
*
* @throws InvalidArgumentException
*/
public function delete($tableExpression, array $identifier, array $types = array())
{
if (empty($identifier)) {
throw InvalidArgumentException::fromEmptyCriteria();
}
$this->connect();
$criteria = array();
foreach (array_keys($identifier) as $columnName) {
$criteria[] = $columnName . ' = ?';
}
return $this->executeUpdate('DELETE FROM ' . $tableExpression . ' WHERE ' . implode(' AND ', $criteria), array_values($identifier), is_string(key($types)) ? $this->extractTypeValues($identifier, $types) : $types);
}
public function testFromEmptyCriteria()
{
$exception = InvalidArgumentException::fromEmptyCriteria();
$this->assertInstanceOf('Doctrine\\DBAL\\Exception\\InvalidArgumentException', $exception);
$this->assertSame('Empty criteria was used, expected non-empty criteria', $exception->getMessage());
}