Commands: create temp table test ( id int, baas char(10) ); create temp table lisa ( id int, baas char(10) ); alter table lisa drop column id; INSERT INTO test SELECT * FROM lisa; drop table lisa; Cause error ERROR: column "id" is of type integer but expression is of type character HINT: You will need to rewrite or cast the expression. ********** Error ********** ERROR: column "id" is of type integer but expression is of type character SQL state: 42804 Hint: You will need to rewrite or cast the expression. How to fix ? Andrus. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general