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70 lines
2.1 KiB
PHP
70 lines
2.1 KiB
PHP
<?php
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/**
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* CDbCriteria class file.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @link http://www.yiiframework.com/
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* @copyright Copyright © 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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/**
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* CDbCriteria represents a query criteria, such as conditions, ordering by, limit/offset.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @version $Id$
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* @package system.db.schema
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* @since 1.0
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*/
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class CDbCriteria
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{
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/**
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* @var mixed the columns being selected. This refers to the SELECT clause in an SQL
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* statement. The property can be either a string (column names separated by commas)
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* or an array of column names. Defaults to '*', meaning all columns.
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*/
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public $select='*';
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/**
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* @var string query condition. This refers to the WHERE clause in an SQL statement.
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* For example, <code>age>31 AND team=1</code>.
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*/
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public $condition='';
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/**
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* @var array list of query parameter values indexed by parameter placeholders.
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* For example, <code>array(':name'=>'Dan', ':age'=>31)</code>.
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*/
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public $params=array();
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/**
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* @var integer maximum number of records to be returned. If less than 0, it means no limit.
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*/
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public $limit=-1;
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/**
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* @var integer zero-based offset from where the records are to be returned. If less than 0, it means starting from the beginning.
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*/
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public $offset=-1;
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/**
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* @var string how to sort the query results. This refers to the ORDER BY clause in an SQL statement.
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*/
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public $order='';
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/**
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* @var string how to group the query results. This refers to the GROUP BY clause in an SQL statement.
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* For example, <code>'projectID, teamID'</code>.
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*/
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public $group='';
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/**
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* @var string how to join with other tables. This refers to the JOIN clause in an SQL statement.
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* For example, <code>'LEFT JOIN users ON users.id=authorID'</code>.
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*/
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public $join='';
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/**
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* Constructor.
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* @param array criteria initial property values (indexed by property name)
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*/
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public function __construct($data=array())
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{
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foreach($data as $name=>$value)
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$this->$name=$value;
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}
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}
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