/** * Deletes all rows from the user table. * * @param ConnectionInterface $con the connection to use * @return int The number of affected rows (if supported by underlying database driver). */ public function doDeleteAll(ConnectionInterface $con = null) { if (null === $con) { $con = Propel::getServiceContainer()->getWriteConnection(UserTableMap::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) { $affectedRows = 0; // initialize var to track total num of affected rows $affectedRows += parent::doDeleteAll($con); // Because this db requires some delete cascade/set null emulation, we have to // clear the cached instance *after* the emulation has happened (since // instances get re-added by the select statement contained therein). UserTableMap::clearInstancePool(); UserTableMap::clearRelatedInstancePool(); return $affectedRows; }); }
/** * Performs a DELETE on the database, given a User or Criteria object OR a primary key value. * * @param mixed $values Criteria or User object or primary key or array of primary keys * which is used to create the DELETE statement * @param ConnectionInterface $con the connection to use * @return int The number of affected rows (if supported by underlying database driver). This includes CASCADE-related rows * if supported by native driver or if emulated using Propel. * @throws PropelException Any exceptions caught during processing will be * rethrown wrapped into a PropelException. */ public static function doDelete($values, ConnectionInterface $con = null) { if (null === $con) { $con = Propel::getServiceContainer()->getWriteConnection(UserTableMap::DATABASE_NAME); } if ($values instanceof Criteria) { // rename for clarity $criteria = $values; } elseif ($values instanceof \WineTasting\Model\User) { // it's a model object // create criteria based on pk values $criteria = $values->buildPkeyCriteria(); } else { // it's a primary key, or an array of pks $criteria = new Criteria(UserTableMap::DATABASE_NAME); $criteria->add(UserTableMap::COL_IDUSER, (array) $values, Criteria::IN); } $query = UserQuery::create()->mergeWith($criteria); if ($values instanceof Criteria) { UserTableMap::clearInstancePool(); } elseif (!is_object($values)) { // it's a primary key, or an array of pks foreach ((array) $values as $singleval) { UserTableMap::removeInstanceFromPool($singleval); } } return $query->delete($con); }
/** * Method to invalidate the instance pool of all tables related to wine * by a foreign key with ON DELETE CASCADE */ public static function clearRelatedInstancePool() { // Invalidate objects in related instance pools, // since one or more of them may be deleted by ON DELETE CASCADE/SETNULL rule. UserTableMap::clearInstancePool(); TastedWineTableMap::clearInstancePool(); }