/** * Method perform a DELETE on the database, given a CourseDisciplineAssociation or Criteria object OR a primary key value. * * @param mixed $values Criteria or CourseDisciplineAssociation object or primary key or array of primary keys * which is used to create the DELETE statement * @param PropelPDO $con the connection to use * @return int The number of affected rows (if supported by underlying database driver). This includes CASCADE-related rows * if supported by native driver or if emulated using Propel. * @throws PropelException Any exceptions caught during processing will be * rethrown wrapped into a PropelException. */ public static function doDelete($values, PropelPDO $con = null) { if ($con === null) { $con = Propel::getConnection(CourseDisciplineAssociationPeer::DATABASE_NAME, Propel::CONNECTION_WRITE); } if ($values instanceof Criteria) { // invalidate the cache for all objects of this type, since we have no // way of knowing (without running a query) what objects should be invalidated // from the cache based on this Criteria. CourseDisciplineAssociationPeer::clearInstancePool(); // rename for clarity $criteria = clone $values; } elseif ($values instanceof CourseDisciplineAssociation) { // invalidate the cache for this single object CourseDisciplineAssociationPeer::removeInstanceFromPool($values); // create criteria based on pk values $criteria = $values->buildPkeyCriteria(); } else { // it must be the primary key $criteria = new Criteria(self::DATABASE_NAME); $criteria->add(CourseDisciplineAssociationPeer::ID, (array) $values, Criteria::IN); foreach ((array) $values as $singleval) { // we can invalidate the cache for this single object CourseDisciplineAssociationPeer::removeInstanceFromPool($singleval); } } // Set the correct dbName $criteria->setDbName(self::DATABASE_NAME); $affectedRows = 0; // initialize var to track total num of affected rows try { // use transaction because $criteria could contain info // for more than one table or we could emulating ON DELETE CASCADE, etc. $con->beginTransaction(); $affectedRows += BasePeer::doDelete($criteria, $con); $con->commit(); return $affectedRows; } catch (PropelException $e) { $con->rollBack(); throw $e; } }
/** * Method perform a DELETE on the database, given a Course or Criteria object OR a primary key value. * * @param mixed $values Criteria or Course object or primary key or array of primary keys * which is used to create the DELETE statement * @param PropelPDO $con the connection to use * @return int The number of affected rows (if supported by underlying database driver). This includes CASCADE-related rows * if supported by native driver or if emulated using Propel. * @throws PropelException Any exceptions caught during processing will be * rethrown wrapped into a PropelException. */ public static function doDelete($values, PropelPDO $con = null) { if ($con === null) { $con = Propel::getConnection(CoursePeer::DATABASE_NAME, Propel::CONNECTION_WRITE); } if ($values instanceof Criteria) { // invalidate the cache for all objects of this type, since we have no // way of knowing (without running a query) what objects should be invalidated // from the cache based on this Criteria. CoursePeer::clearInstancePool(); // rename for clarity $criteria = clone $values; } elseif ($values instanceof Course) { // invalidate the cache for this single object CoursePeer::removeInstanceFromPool($values); // create criteria based on pk values $criteria = $values->buildPkeyCriteria(); } else { // it must be the primary key $criteria = new Criteria(self::DATABASE_NAME); $criteria->add(CoursePeer::ID, (array) $values, Criteria::IN); foreach ((array) $values as $singleval) { // we can invalidate the cache for this single object CoursePeer::removeInstanceFromPool($singleval); } } // Set the correct dbName $criteria->setDbName(self::DATABASE_NAME); $affectedRows = 0; // initialize var to track total num of affected rows try { // use transaction because $criteria could contain info // for more than one table or we could emulating ON DELETE CASCADE, etc. $con->beginTransaction(); $affectedRows += CoursePeer::doOnDeleteCascade($criteria, $con); // Because this db requires some delete cascade/set null emulation, we have to // clear the cached instance *after* the emulation has happened (since // instances get re-added by the select statement contained therein). if ($values instanceof Criteria) { CoursePeer::clearInstancePool(); } else { // it's a PK or object CoursePeer::removeInstanceFromPool($values); } $affectedRows += BasePeer::doDelete($criteria, $con); // invalidate objects in CourseCommentPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. CourseCommentPeer::clearInstancePool(); // invalidate objects in CourseDetailPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. CourseDetailPeer::clearInstancePool(); // invalidate objects in CourseInstructorAssociationPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. CourseInstructorAssociationPeer::clearInstancePool(); // invalidate objects in CourseDisciplineAssociationPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. CourseDisciplineAssociationPeer::clearInstancePool(); // invalidate objects in ExamPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. ExamPeer::clearInstancePool(); $con->commit(); return $affectedRows; } catch (PropelException $e) { $con->rollBack(); throw $e; } }