Increases the depth of transaction nesting.

If no transaction is already active, we begin a new transaction.

Throws

DatabaseTransactionNameNonUniqueException

See also

DatabaseTransaction

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

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;
}

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