Runs the query against the database.

Overrides Query::execute

File

includes/database/select.inc, line 1303

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);
}