Re: [HACKERS] Bushy Plans fixed

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: vadim(at)krs(dot)ru (Vadim Mikheev)
Cc: hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Bushy Plans fixed
Date: 1999-02-18 03:36:25
Message-ID: 199902180336.WAA14073@candle.pha.pa.us
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> > Frankly, I would like to enable bushy plans and right-handed plans by
> > default. The optimizer is now fast enough that a 9-table join is almost
> > instantaneous, even with bush plans. People are not sophisticated
> > enough to know when to enables these options themselves. I am not sure I
> > am either. I would like to enables both, fix whatever breaks, and
> > programmatically enable the options when they make sense.
>
> We need not in right-sided plans code any more.
> I agreed that we should enable bushes by default.

Are you saying right-hand plans are not useful if we have bushy plans?
If so, I will remove the right-hand code.

--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026

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