예제 #1
0
 /**
  * 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(MakeTableMap::DATABASE_NAME);
     }
     $criteria = $this;
     // Set the correct dbName
     $criteria->setDbName(MakeTableMap::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) {
         $affectedRows = 0;
         // initialize var to track total num of affected rows
         MakeTableMap::removeInstanceFromPool($criteria);
         $affectedRows += ModelCriteria::delete($con);
         MakeTableMap::clearRelatedInstancePool();
         return $affectedRows;
     });
 }