/**
* Performs a DELETE on the database based on the current ModelCriteria
*
* @param ConnectionInterface $con the connection to use
* @return int The number of affected rows (if supported by underlying database driver). This includes CASCADE-related rows
* if supported by native driver or if emulated using Propel.
* @throws PropelException Any exceptions caught during processing will be
* rethrown wrapped into a PropelException.
*/
public function delete(ConnectionInterface $con = null)
{
if (null === $con) {
$con = Propel::getServiceContainer()->getWriteConnection(CanonTableMap::DATABASE_NAME);
}
$criteria = $this;
// Set the correct dbName
$criteria->setDbName(CanonTableMap::DATABASE_NAME);
// use transaction because $criteria could contain info
// for more than one table or we could emulating ON DELETE CASCADE, etc.
return $con->transaction(function () use($con, $criteria) {
$affectedRows = 0;
// initialize var to track total num of affected rows
CanonTableMap::removeInstanceFromPool($criteria);
$affectedRows += ModelCriteria::delete($con);
CanonTableMap::clearRelatedInstancePool();
return $affectedRows;
});
}