Re: Speeding up ORACLE queries .. HELP
Date: Thu, 11 Aug 1994 16:40:42 +0200
Message-ID: <dischner-1108941640420001_at_gkc12a.klch.med.uni-muenchen.de>
Hi Nick,
i am not shure my hint does what you want but you should try:
... from table_name a, pib_CR b where a.ch_UID = b.ch_UID;
together with indexes this should fly.
Best regards,
Toni
In article <32cmo1$b24_at_pheidippides.axion.bt.co.uk>, nkitchen_at_axion.bt.co.uk (Nicholas Kitchener) wrote:
> As a student just in placement, I have a project to complete.
>
> My problem is to do with SQLplus (ORACLE 7) at speeding up SQL queries,
> the general jist of the set of SQL queries is
>
> WHERE ch_uid IN (SELECT ch_uid FROM pib_CR)
>
> I have created indices for the three tables I have created by :
>
> CREATE INDEX pib_icr ON pib_CR (ch_uid)
>
> The main point of my question is there a method for speeding up big multi
> table SQL queries ??
>
> If you have any thoughts Email me..
>
> Thanks in advance,
>
> Nick.
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