11.\" This is -*-nroff-*-
22.\" XXX standard disclaimer belongs here....
3- .\" $Header: /cvsroot/pgsql/src/man/Attic/set.l,v 1.3 1997/06/02 14:12:40 momjian Exp $
3+ .\" $Header: /cvsroot/pgsql/src/man/Attic/set.l,v 1.4 1997/06/03 04: 14:31 vadim Exp $
44.TH SET SQL 05/14/97 PostgreSQL PostgreSQL
55.SH NAME
66set\(em set run-time parameters for session
@@ -61,18 +61,20 @@ See the GEQO README for more information.
6161on=10- use for statements with 10 or more tables
6262off- do not use the genetic optimizer
6363.fi
64- The default is on.
6564.PP
6665.IR R_PLANS
67- enables or disables right-hand evaluation of plans. This algorithm is
66+ enables or disables right-hand evaluation of plans. It may be useful
67+ when joining big relations with small ones. This algorithm is
6868.IR off
69- by default.
69+ by default. It's not used by GEQO anyway.
7070
7171.if n .ta 5 +15 +40
7272.if t .ta 0.5i +1.5i +3.0i
7373.in 0
7474.nf
75- R_PLANS
75+ .ce 1
76+ \fB R_PLANS Values \fR
77+
7678on- turn right-hand plan evaluation 'on'
7779off- do not use right-hand plan evaluation
7880.fi
@@ -96,7 +98,7 @@ set DateStyle to 'SQL,European'
9698--
9799--Use GEQO for statements with 4 or more tables
98100--
99- set GEQO to on=4
101+ set GEQO to' on=4'
100102--
101103--Turn off the genetic optimizer
102104--