> Also, does MySQL read table itself if it can get all required
> columns from index?! I mean - did your query really read *both*
> index and *table*?
Yes, and yes.
Note that this "benchmark" was much too quick-and-dirty and didn't
really say anything conclusive... we'll have to wait a bit for that.
Matthias Urlichs | noris network GmbH | smurf(at)noris(dot)de | ICQ: 20193661
The quote was selected randomly. Really. | http://smurf.noris.de/
The best way to preserve a right is to exercise it,
and the right to smoke is a right worth dying for.
In response to
pgsql-hackers by date
|Next:||From: Tom Lane||Date: 2000-05-26 02:09:17|
|Subject: Re: Re: gram.y PROBLEM with UNDER |
|Previous:||From: Chris Bitmead||Date: 2000-05-26 02:06:44|
|Subject: Re: Re: gram.y PROBLEM with UNDER|