How to release SET() in PgSQL?

Andrey Y. Mosienko writes:
>  SELECT * FROM test WHERE a like 'one,three';
>
> How can I do it in PgSQL? I need it so much!

It isn't quite as clean, but in the long term I think it's a better
solution:

Use a join to another table with your "SET"/"ENUM" list in it.

Dan