Rollback changes, move it to postgre_driver
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 09513e2..ef77b59 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -696,7 +696,7 @@
 		}
 		elseif (is_bool($str))
 		{
-			return ($str === FALSE) ? "FALSE" : "TRUE";
+			return ($str === FALSE) ? 0 : 1;
 		}
 		elseif (is_null($str))
 		{