57 lines
1.7 KiB
PHP
57 lines
1.7 KiB
PHP
<?php
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/**
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* @package Joomla.Platform
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* @subpackage Database
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*
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* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE
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*/
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defined('JPATH_PLATFORM') or die;
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/**
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* Joomla Database Query Limitable Interface.
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* Adds bind/unbind methods as well as a getBounded() method
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* to retrieve the stored bounded variables on demand prior to
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* query execution.
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*
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* @package Joomla.Platform
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* @subpackage Database
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* @since 12.1
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*/
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interface JDatabaseQueryLimitable
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{
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/**
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* Method to modify a query already in string format with the needed
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* additions to make the query limited to a particular number of
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* results, or start at a particular offset. This method is used
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* automatically by the __toString() method if it detects that the
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* query implements the JDatabaseQueryLimitable interface.
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*
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* @param string $query The query in string format
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* @param integer $limit The limit for the result set
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* @param integer $offset The offset for the result set
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*
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* @return string
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*
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* @since 12.1
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*/
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public function processLimit($query, $limit, $offset = 0);
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/**
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* Sets the offset and limit for the result set, if the database driver supports it.
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*
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* Usage:
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* $query->setLimit(100, 0); (retrieve 100 rows, starting at first record)
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* $query->setLimit(50, 50); (retrieve 50 rows, starting at 50th record)
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*
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* @param integer $limit The limit for the result set
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* @param integer $offset The offset for the result set
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*
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* @return JDatabaseQuery Returns this object to allow chaining.
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*
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* @since 12.1
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*/
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public function setLimit($limit = 0, $offset = 0);
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}
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