Add seed values support for Query Builder order_by
(feature request #1987)
diff --git a/system/database/drivers/ibase/ibase_driver.php b/system/database/drivers/ibase/ibase_driver.php
index fc1c28f..02ec354 100644
--- a/system/database/drivers/ibase/ibase_driver.php
+++ b/system/database/drivers/ibase/ibase_driver.php
@@ -53,9 +53,9 @@
/**
* ORDER BY random keyword
*
- * @var string
+ * @var array
*/
- protected $_random_keyword = ' Random()';
+ protected $_random_keyword = array('RAND()', 'RAND()');
/**
* IBase Transaction status flag