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Re: Is Oracle better then MySQL for string searches?

From: Jim Kennedy <kennedy-down_with_spammers_at_attbi.com>
Date: Sun, 19 Jan 2003 17:45:56 GMT
Message-ID: <ovBW9.53501$1q3.7487@sccrnsc01>


Yes, you would use Oracle's intermedia engine ot ultrasearch. Builds a special index for this type of thing.
Jim

--
Replace part of the email address: kennedy-down_with_spammers_at_attbi.com
with family.  Remove the negative part, keep the minus sign.  You can figure
it out.
"Seth Brundle" <brundlefly76_at_hotmail.com> wrote in message
news:53e2ec95.0301190936.5ec88cc2_at_posting.google.com...

> I have created a 1.2M record database on MySQL, which has 3-4 text
> fields I need to do searches on - I need to match not only whole
> words, but *parts* of words, this is very important:
>
> select * from emails where subject LIKE "%keyword%" and from LIKE
> "%keyword%" and to LIKE "%keyword%"
>
> (ps the email table is just an example - its not what Im using it for)
>
> Anyways, I need to these queries to perform fast enough for a web
> page, but they take about 90 seconds. Unfortunately, MySQL cannot use
> any type of index to help with searching for terms which have
> wildcards on both sides of the term.
>
> (closest it comes is the match...against, which allows wildcard on the
> right-hand side only)
>
> Anyways, I was wondering if Oracle Linux would be the solution to my
> problem - can it index this type of query? Could I expect <5s quereies
> on a 1GB 1.7Ghz machine?
Received on Sun Jan 19 2003 - 11:45:56 CST

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