Re: [SQL] NULL in IN clause

2005-10-19 Thread David Dick
As i understand it, the use of NULL in SQL means the value of the column is unknown. Therefore that result would seem fair. Havasvölgyi Ottó wrote: Hi, I have just run this command on 8.0.4 : SELECT 'foo' WHERE 0 NOT IN (NULL, 1); And it resulted is zero rows. Without NULL it is OK. Is this

Re: [SQL] Putting an INDEX on a boolean field?

2005-06-16 Thread David Dick
how about an very large table with a "processed" type flag? uru -Dave Marc G. Fournier wrote: Does that make sense? Would it ever get used? I can't see it, but figured I'd ask ... Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email: [EMAIL PROTECTED]