...should such a document ever be written. :)

"Beware switching a field from single to multiple values, or vice-versa. Any theme/module/page-level code you have that queries the old configuration of the tables _will_ break your site horribly."

This has bit me a couple times, and other people I've talked to, so figure I'd document it here.

Comments

webchick’s picture

And this also goes for sharing fields among content types.... CCK's smart enough to realize that normalization has to happen.

dopry’s picture

Status: Active » Postponed (maintainer needs more info)

@webchick: any chance I can talk you into making a handbook page?