Runs the query against the database.

Overrides Query::execute

File

drupal-7.x/includes/database/select.inc, line 1256

Class

SelectQuery

Query builder for SELECT statements.

Code

public function execute() {
  // If validation fails, simply return NULL.
  // Note that validation routines in preExecute() may throw exceptions instead.
  if (!$this->preExecute()) {
    return NULL;
  }

  $args = $this->getArguments();
  return $this->connection->query((string) $this, $args, $this->queryOptions);
}