class UpdateQuery_mysql in Drupal 7

Hierarchy

• class \Query implements QueryPlaceholderInterface
  • class \UpdateQuery implements QueryConditionInterface
    • class \UpdateQuery_mysql

Related topics

Database abstraction layer

Allow the use of different database servers using the same code base.

File

includes/database/mysql/query.inc, line 96

Query code for MySQL embedded database engine.

class UpdateQuery_mysql extends UpdateQuery {
  public function __toString() {
    if (method_exists($this->connection, 'escapeField')) {
      $escapedFields = array();
      foreach ($this->fields as $field => $data) {
        $field = $this->connection
          ->escapeField($field);
        $escapedFields[$field] = $data;
      }
      $this->fields = $escapedFields;
    }
    return parent::__toString();
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Query::$comments	protected	property	An array of comments that can be prepended to a query.
Query::$connection	protected	property	The connection object on which to run this query.
Query::$connectionKey	protected	property	The key of the connection object.
Query::$connectionTarget	protected	property	The target of the connection object.
Query::$nextPlaceholder	protected	property	The placeholder counter.
Query::$queryOptions	protected	property	The query options to pass on to the connection object.
Query::$uniqueIdentifier	protected	property	A unique identifier for this query object.
Query::comment	public	function	Adds a comment to the query.
Query::getComments	public	function	Returns a reference to the comments array for the query.
Query::nextPlaceholder	public	function	Gets the next placeholder value for this query object. Overrides QueryPlaceholderInterface::nextPlaceholder
Query::uniqueIdentifier	public	function	Returns a unique identifier for this object. Overrides QueryPlaceholderInterface::uniqueIdentifier
Query::__clone	public	function	Implements the magic __clone function.	1
Query::__sleep	public	function	Implements the magic __sleep function to disconnect from the database.
Query::__wakeup	public	function	Implements the magic __wakeup function to reconnect to the database.
UpdateQuery::$arguments	protected	property	An array of values to update to.
UpdateQuery::$condition	protected	property	The condition object for this query.
UpdateQuery::$expressionFields	protected	property	Array of fields to update to an expression in case of a duplicate record.
UpdateQuery::$fields	protected	property	An array of fields that will be updated.
UpdateQuery::$table	protected	property	The table to update.
UpdateQuery::arguments	public	function	Implements QueryConditionInterface::arguments(). Overrides QueryConditionInterface::arguments
UpdateQuery::compile	public	function	Implements QueryConditionInterface::compile(). Overrides QueryConditionInterface::compile
UpdateQuery::compiled	public	function	Implements QueryConditionInterface::compiled(). Overrides QueryConditionInterface::compiled
UpdateQuery::condition	public	function	Implements QueryConditionInterface::condition(). Overrides QueryConditionInterface::condition
UpdateQuery::conditions	public	function	Implements QueryConditionInterface::conditions(). Overrides QueryConditionInterface::conditions
UpdateQuery::execute	public	function	Executes the UPDATE query. Overrides Query::execute	2
UpdateQuery::exists	public	function	Implements QueryConditionInterface::exists(). Overrides QueryConditionInterface::exists
UpdateQuery::expression	public	function	Specifies fields to be updated as an expression.
UpdateQuery::fields	public	function	Adds a set of field->value pairs to be updated.
UpdateQuery::isNotNull	public	function	Implements QueryConditionInterface::isNotNull(). Overrides QueryConditionInterface::isNotNull
UpdateQuery::isNull	public	function	Implements QueryConditionInterface::isNull(). Overrides QueryConditionInterface::isNull
UpdateQuery::notExists	public	function	Implements QueryConditionInterface::notExists(). Overrides QueryConditionInterface::notExists
UpdateQuery::where	public	function	Implements QueryConditionInterface::where(). Overrides QueryConditionInterface::where
UpdateQuery::__construct	public	function	Constructs an UpdateQuery object. Overrides Query::__construct
UpdateQuery_mysql::__toString	public	function	Implements PHP magic __toString method to convert the query to a string. Overrides UpdateQuery::__toString