mirror of
https://github.com/postgres/postgres.git
synced 2025-07-02 09:02:37 +03:00
Make source code READMEs more consistent. Add CVS tags to all README files.
This commit is contained in:
@ -1,5 +1,7 @@
|
||||
Summary
|
||||
-------
|
||||
$PostgreSQL: pgsql/src/backend/optimizer/README,v 1.42 2008/03/20 17:55:14 momjian Exp $
|
||||
|
||||
Optimizer
|
||||
---------
|
||||
|
||||
These directories take the Query structure returned by the parser, and
|
||||
generate a plan used by the executor. The /plan directory generates the
|
||||
@ -180,7 +182,7 @@ to see which join style should be applied for a valid join, ie,
|
||||
JOIN_INNER, JOIN_LEFT, etc.)
|
||||
|
||||
|
||||
Valid OUTER JOIN optimizations
|
||||
Valid OUTER JOIN Optimizations
|
||||
------------------------------
|
||||
|
||||
The planner's treatment of outer join reordering is based on the following
|
||||
@ -236,7 +238,7 @@ set must be expanded to include the whole of the lower OJ, thereby
|
||||
preventing it from being formed before the lower OJ is.)
|
||||
|
||||
|
||||
Pulling up subqueries
|
||||
Pulling Up Subqueries
|
||||
---------------------
|
||||
|
||||
As we described above, a subquery appearing in the range table is planned
|
||||
|
@ -1,12 +1,16 @@
|
||||
Subselect notes from Vadim.
|
||||
$PostgreSQL: pgsql/src/backend/optimizer/plan/README,v 1.2 2008/03/20 17:55:14 momjian Exp $
|
||||
|
||||
Subselects
|
||||
----------
|
||||
|
||||
Vadim B. Mikheev
|
||||
|
||||
|
||||
From owner-pgsql-hackers@hub.org Fri Feb 13 09:01:19 1998
|
||||
Received: from renoir.op.net (root@renoir.op.net [209.152.193.4])
|
||||
by candle.pha.pa.us (8.8.5/8.8.5) with ESMTP id JAA11576
|
||||
for <maillist@candle.pha.pa.us>; Fri, 13 Feb 1998 09:01:17 -0500 (EST)
|
||||
Received: from hub.org (hub.org [209.47.148.200]) by renoir.op.net (o1/$Revision: 1.1 $) with ESMTP id IAA09761 for <maillist@candle.pha.pa.us>; Fri, 13 Feb 1998 08:41:22 -0500 (EST)
|
||||
Received: from hub.org (hub.org [209.47.148.200]) by renoir.op.net (o1/$Revision: 1.2 $) with ESMTP id IAA09761 for <maillist@candle.pha.pa.us>; Fri, 13 Feb 1998 08:41:22 -0500 (EST)
|
||||
Received: from localhost (majordom@localhost) by hub.org (8.8.8/8.7.5) with SMTP id IAA08135; Fri, 13 Feb 1998 08:40:17 -0500 (EST)
|
||||
Received: by hub.org (TLB v0.10a (1.23 tibbs 1997/01/09 00:29:32)); Fri, 13 Feb 1998 08:38:42 -0500 (EST)
|
||||
Received: (from majordom@localhost) by hub.org (8.8.8/8.7.5) id IAA06646 for pgsql-hackers-outgoing; Fri, 13 Feb 1998 08:38:35 -0500 (EST)
|
||||
|
Reference in New Issue
Block a user