Added 'random' as an order_by() option in Active Record.
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 0cd04cc..e6bcefe 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -48,7 +48,7 @@
 	 * database engines, so this string appears in each driver and is

 	 * used for the count_all() and count_all_results() functions.

 	 */

-	var $count_string = "SELECT COUNT(1) AS numrows ";

+	var $_count_string = "SELECT COUNT(1) AS numrows ";

 

 	// Set "auto commit" by default

 	var $_commit = OCI_COMMIT_ON_SUCCESS;

@@ -396,7 +396,7 @@
 		if ($table == '')

 			return '0';

 

-		$query = $this->query($this->count_string . "FROM ".$table);

+		$query = $this->query($this->_count_string . "FROM ".$table);

 

 		if ($query == FALSE)

 			{