Rollback changes, move it to postgre_driver
diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index 8fa67ea..d0af66d 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -439,10 +439,6 @@
 					$k = $this->protect_identifiers($k, FALSE, $escape);
 					$v = ' '.$this->escape($v);
 				}
-				else if (is_bool($v))
-				{
-					$v = ' '.($v ? 'TRUE' : 'FALSE');
-				}
 
 				if ( ! $this->_has_operator($k))
 				{