Re: index question

Rick Gigger wrote:

> I have heard that postgres will not use an index unless the field has
> a not null constraint on it.  Is that true?

I have never heard that. There are some oddities with using an Index.
For example,
if you are using a bigint you need to '' the value or if you are using
an aggregrate function (mix/max)
you have to specify a where clause but I have not heard the one you have
mentioned.

Anybody else?

Sincerely,

Joshua Drake


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