<?php
/**
* `DELETE` statement.
*
* @package SqlParser
* @subpackage Statements
*/
namespace SqlParser\Statements;
use SqlParser\Statement;
use SqlParser\Components\ArrayObj;
use SqlParser\Components\Expression;
use SqlParser\Components\Limit;
use SqlParser\Components\OrderKeyword;
use SqlParser\Components\Condition;
/**
* `DELETE` statement.
*
* DELETE [LOW_PRIORITY] [QUICK] [IGNORE] FROM tbl_name
* [PARTITION (partition_name,...)]
* [WHERE where_condition]
* [ORDER BY ...]
* [LIMIT row_count]
*
* @category Statements
* @package SqlParser
* @subpackage Statements
* @author Dan Ungureanu <udan1107@gmail.com>
* @license http://opensource.org/licenses/GPL-2.0 GNU Public License
*/
class DeleteStatement extends Statement
{
/**
* Options for `DELETE` statements.
*
* @var array
*/
public static $OPTIONS = array(
'LOW_PRIORITY' => 1,
'QUICK' => 2,
'IGNORE' => 3,
);
/**
* The clauses of this statement, in order.
*
* @see Statement::$CLAUSES
*
* @var array
*/
public static $CLAUSES = array(
'DELETE' => array('DELETE', 2),
// Used for options.
'_OPTIONS' => array('_OPTIONS', 1),
'FROM' => array('FROM', 3),
'PARTITION' => array('PARTITION', 3),
'WHERE' => array('WHERE', 3),
'ORDER BY' => array('ORDER BY', 3),
'LIMIT' => array('LIMIT', 3),
);
/**
* Tables used as sources for this statement.
*
* @var Expression[]
*/
public $from;
/**
* Partitions used as source for this statement.
*
* @var ArrayObj
*/
public $partition;
/**
* Conditions used for filtering each row of the result set.
*
* @var Condition[]
*/
public $where;
/**
* Specifies the order of the rows in the result set.
*
* @var OrderKeyword[]
*/
public $order;
/**
* Conditions used for limiting the size of the result set.
*
* @var Limit
*/
public $limit;
}
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