public function DatabaseStatementPrefetch::execute
public DatabaseStatementPrefetch::execute($args = array(), $options = array())
Executes a prepared statement.
Parameters
$args: An array of values with as many elements as there are bound parameters in the SQL statement being executed.
$options: An array of options for this query.
Return value
TRUE on success, or FALSE on failure.
Overrides DatabaseStatementInterface::execute
File
- includes/database/prefetch.inc, line 144
- Database interface code for engines that need complete control over their result sets. For example, SQLite will prefix some column names by the name of the table. We post-process the data, by renaming the column names using the same convention as…
Class
- DatabaseStatementPrefetch
- An implementation of DatabaseStatementInterface that prefetches all data.
Code
public function execute($args = array(), $options = array()) { if (isset($options['fetch'])) { if (is_string($options['fetch'])) { // Default to an object. Note: db fields will be added to the object // before the constructor is run. If you need to assign fields after // the constructor is run, see http://drupal.org/node/315092. $this->setFetchMode(PDO::FETCH_CLASS, $options['fetch']); } else { $this->setFetchMode($options['fetch']); } } $logger = $this->dbh->getLogger(); if (!empty($logger)) { $query_start = microtime(TRUE); } // Prepare the query. $statement = $this->getStatement($this->queryString, $args); if (!$statement) { $this->throwPDOException(); } $return = $statement->execute($args); if (!$return) { $this->throwPDOException(); } // Fetch all the data from the reply, in order to release any lock // as soon as possible. $this->rowCount = $statement->rowCount(); $this->data = $statement->fetchAll(PDO::FETCH_ASSOC); // Destroy the statement as soon as possible. See // DatabaseConnection_sqlite::PDOPrepare() for explanation. unset($statement); $this->resultRowCount = count($this->data); if ($this->resultRowCount) { $this->columnNames = array_keys($this->data[0]); } else { $this->columnNames = array(); } if (!empty($logger)) { $query_end = microtime(TRUE); $logger->log($this, $args, $query_end - $query_start); } // Initialize the first row in $this->currentRow. $this->next(); return $return; }
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https://api.drupal.org/api/drupal/includes!database!prefetch.inc/function/DatabaseStatementPrefetch::execute/7.x