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Re: [HACKERS] Re: [SQL] RULE questions.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: pgsql-hackers(at)postgreSQL(dot)org
Cc: maillist(at)remo(dot)demon(dot)co(dot)uk (Neil Burrows), pgsql-sql(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Re: [SQL] RULE questions.
Date: 1999-02-11 15:35:00
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackerspgsql-sql
"D'Arcy" "J.M." Cain <darcy(at)druid(dot)net> writes:
> Second, an option to CREATE INDEX to make the index case insensitive.

That, at least, we can already do: build the index on lower(field) not
just field.  Or upper(field) if that seems more natural to you.

> Also, in a primary key field (or
> unique index) it would be nice if "A" was rejected if "a" already was
> in the database.

Making either of the above a UNIQUE index should accomplish that.

			regards, tom lane


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