mirror of
https://github.com/Lastorder-DC/rhymix.git
synced 2026-01-03 16:51:40 +09:00
56 lines
1 KiB
PHP
56 lines
1 KiB
PHP
<?php
|
|
/* Copyright (C) NAVER <http://www.navercorp.com> */
|
|
|
|
/**
|
|
* Expression
|
|
* Represents an expression used in select/update/insert/delete statements
|
|
*
|
|
* Examples (expressions are inside double square brackets):
|
|
* select [[columnA]], [[columnB as aliasB]] from tableA
|
|
* update tableA set [[columnA = valueA]] where columnB = something
|
|
*
|
|
* @author Corina
|
|
* @package /classes/db/queryparts/expression
|
|
* @version 0.1
|
|
*/
|
|
class Expression
|
|
{
|
|
|
|
/**
|
|
* column name
|
|
* @var string
|
|
*/
|
|
var $column_name;
|
|
|
|
/**
|
|
* constructor
|
|
* @param string $column_name
|
|
* @return void
|
|
*/
|
|
function __construct($column_name)
|
|
{
|
|
$this->column_name = $column_name;
|
|
}
|
|
|
|
function getColumnName()
|
|
{
|
|
return $this->column_name;
|
|
}
|
|
|
|
function show()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Return column expression, ex) column as alias
|
|
* @return string
|
|
*/
|
|
function getExpression()
|
|
{
|
|
|
|
}
|
|
|
|
}
|
|
/* End of file Expression.class.php */
|
|
/* Location: ./classes/db/queryparts/expression/Expression.class.php */
|