--- actions.install	2008-03-17 12:21:38.000000000 +0800
+++ actions.install	2008-03-21 12:45:14.000000000 +0800
@@ -48,7 +48,7 @@ function actions_install() {
 
       // Stores action IDs for non-default actions.
       db_query("CREATE TABLE {actions_aid} (
-        aid bigint unsigned not null auto_increment unique,
+        aid serial,
         PRIMARY KEY (aid)
       )");
 
@@ -136,7 +136,7 @@ function actions_update_10() {
 
       // Stores action IDs for non-default actions.
       $ret[] = update_sql("CREATE TABLE {actions_aid} (
-        aid bigint unsigned not null auto_increment unique,
+        aid serial,
         PRIMARY KEY (aid)
       )");