On 10/12/07, Clemens Schwaighofer <cs@xxxxxxxxxxxxx> wrote: > I probably need to approach the problem different. So both are read > "independent" or something like this. Also, email_a, email_b, etc. indicate that you need to consider refactoring your schema. You can find a lot of tutorials on normalization online. ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to majordomo@xxxxxxxxxxxxxx so that your message can get through to the mailing list cleanly