Re: [HACKERS] New regression driver

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Hiroshi Inoue <Inoue(at)tpf(dot)co(dot)jp>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL HACKERS <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: [HACKERS] New regression driver
Date: 1999-11-22 02:46:45
Message-ID: 199911220246.VAA22372@candle.pha.pa.us
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> It's me who added the function.
> I left it undocumented,sorry.
> Bruce,could you add an document on it ?

Done. Will commit soon.

>
> Bruce added a new index to pg_index.
> Index scan needs an information of pg_index.
> If we use the new index,we needs the information about the index
> in pg_index.
> Doesn't this cause a real cycle ?

Yes. I am using it for a pg_operator index too.

>
> I added the function in order to hold one tuple which causes a real
> cycle. The tuple in pg_index should be scanned sequentially.
>
> I don't think it's the best solution.
> Please change it if there's a better way.

I talked to Tom, and we think it is a good solution.

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