text: -- $Id$
  -- Tests LucidDB warehouse labels combined with ALTER TABLE ADD COLUMN
  
  create schema la;
  set schema 'la';
  
  create table t(a int);
  insert into t values(1);
  create label l;
  
  alter table t add b int;
  insert into t values(2,2);
  
  alter session set "label" = 'L';
  -- should only see column a
  select * from t;
  
  -- negative test:  should not be able to reference column b
  select b from t;
  