From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
---|---|
To: | Neil Conway <neilc(at)samurai(dot)com> |
Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl>, pgsql-patches(at)postgresql(dot)org |
Subject: | Re: Minor Comment updates |
Date: | 2005-04-24 15:33:53 |
Message-ID: | 4363.1114356833@sss.pgh.pa.us |
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Lists: | pgsql-patches |
Neil Conway <neilc(at)samurai(dot)com> writes:
> Simon Riggs wrote:
>> These are the only two files in /executor that have old QUEL comments in
>> to describe their behaviour, AFAICS.
> Applied with some minor cleanups. Thanks for the patch.
I restored the one example Simon removed, as I think it's a useful
example:
*** 10,15 ****
--- 10,20 ----
*
* select 1 * 2
*
+ * insert into emp values ('mike', 15000)
+ *
+ * (Remember that in an INSERT or UPDATE, we need a plan tree that
+ * generates the new rows.)
+ *
* Result nodes are also used to optimise queries with constant
* qualifications (ie, quals that do not depend on the scanned data),
* such as:
regards, tom lane
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