Added "IF NOT EXISTS" to create table statements.

tbrehm

2011-09-20 2c273e99336f145334b4cb2298d060b205ea2cad

 install/sql/incremental/upd_0011.sql

New file
@@ -0,0 +1,2 @@
-- use text for groups
ALTER TABLE `sys_user` CHANGE `groups` `groups` TEXT;