From 9285c8c66c530196399eb05bb5561c3fa5538335 Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Mon, 21 Dec 2009 20:05:27 -0800
Subject: Updated Kohana to r4724

---
 system/libraries/Database.php | 23 +++++++++++++----------
 1 file changed, 13 insertions(+), 10 deletions(-)

(limited to 'system/libraries/Database.php')

diff --git a/system/libraries/Database.php b/system/libraries/Database.php
index d3716c59..38a38fbf 100644
--- a/system/libraries/Database.php
+++ b/system/libraries/Database.php
@@ -1,9 +1,9 @@
 <?php defined('SYSPATH') or die('No direct script access.');
 /**
  * Database wrapper.
- * 
- * $Id: Database.php 4679 2009-11-10 01:45:52Z isaiah $
- * 
+ *
+ * $Id: Database.php 4709 2009-12-10 05:09:35Z isaiah $
+ *
  * @package    Kohana
  * @author     Kohana Team
  * @copyright  (c) 2008-2009 Kohana Team
@@ -11,10 +11,12 @@
  */
 abstract class Database_Core {
 
-	const SELECT =  1;
-	const INSERT =  2;
-	const UPDATE =  3;
-	const DELETE =  4;
+	const SELECT          =  1;
+	const INSERT          =  2;
+	const UPDATE          =  3;
+	const DELETE          =  4;
+	const CROSS_REQUEST   =  5;
+	const PER_REQUEST     =  6;
 
 	protected static $instances = array();
 
@@ -350,11 +352,12 @@ abstract class Database_Core {
 	 * Clears the internal query cache.
 	 *
 	 * @param   mixed  clear cache by SQL statement, NULL for all, or TRUE for last query
+	 * @param   integer  Type of cache to clear, Database::CROSS_REQUEST or Database::PER_REQUEST
 	 * @return  Database
 	 */
-	public function clear_cache($sql = NULL)
+	public function clear_cache($sql = NULL, $type = NULL)
 	{
-		if ($this->cache instanceof Cache)
+		if ($this->cache instanceof Cache AND ($type == NULL OR $type == Database::CROSS_REQUEST))
 		{
 			// Using cross-request Cache library
 			if ($sql === TRUE)
@@ -370,7 +373,7 @@ abstract class Database_Core {
 				$this->cache->delete_all();
 			}
 		}
-		elseif (is_array($this->cache))
+		elseif (is_array($this->cache) AND ($type == NULL OR $type == Database::PER_REQUEST))
 		{
 			// Using per-request memory cache
 			if ($sql === TRUE)
-- 
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