public function DatabaseConnection::pushTransaction in Drupal 7
Increases the depth of transaction nesting.
If no transaction is already active, we begin a new transaction.
Throws
DatabaseTransactionNameNonUniqueException
See also
1 call to DatabaseConnection::pushTransaction()
- DatabaseConnection_sqlite::pushTransaction in includes/
database/ sqlite/ database.inc - Increases the depth of transaction nesting.
1 method overrides DatabaseConnection::pushTransaction()
- DatabaseConnection_sqlite::pushTransaction in includes/
database/ sqlite/ database.inc - Increases the depth of transaction nesting.
File
- includes/
database/ database.inc, line 1154 - Core systems for the database layer.
Class
- DatabaseConnection
- Base Database API class.
Code
public function pushTransaction($name) {
if (!$this
->supportsTransactions()) {
return;
}
if (isset($this->transactionLayers[$name])) {
throw new DatabaseTransactionNameNonUniqueException($name . " is already in use.");
}
// If we're already in a transaction then we want to create a savepoint
// rather than try to create another transaction.
if ($this
->inTransaction()) {
$this
->query('SAVEPOINT ' . $name);
}
else {
$this->connection
->beginTransaction();
}
$this->transactionLayers[$name] = $name;
}