Check for sequence based driver or not.
| public useSequences ( ) : boolean | ||
| 리턴 | boolean | |
/**
* Returns next value for "id" column.
*
* @return mixed
*/
public function getNextId()
{
$sequence = $this->dbHandler->getSequenceName('ezurlalias_ml_incr', 'id');
/** @var $query \eZ\Publish\Core\Persistence\Database\InsertQuery */
$query = $this->dbHandler->createInsertQuery();
$query->insertInto($this->dbHandler->quoteTable("ezurlalias_ml_incr"));
// ezcDatabase does not abstract the "auto increment id"
// INSERT INTO ezurlalias_ml_incr VALUES(DEFAULT) is not an option due
// to this mysql bug: http://bugs.mysql.com/bug.php?id=42270
// as a result we are forced to check which database is currently used
// to generate the correct SQL query
// see https://jira.ez.no/browse/EZP-20652
if ($this->dbHandler->useSequences()) {
$query->set($this->dbHandler->quoteColumn("id"), "nextval('{$sequence}')");
} else {
$query->set($this->dbHandler->quoteColumn("id"), $query->bindValue(null, null, \PDO::PARAM_NULL));
}
$query->prepare()->execute();
return $this->dbHandler->lastInsertId($sequence);
}