Changeset: fef46302509f for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=fef46302509f
Modified Files:
        sql/src/server/rel_optimizer.mx
Branch: Oct2010
Log Message:

increase weight of equality (point) predicates to ensure they are evaluated 
first

(back-port of
changeset:   38592:9c2242a2d820
tag:         tip
user:        Stefan Manegold <[email protected]>
date:        Mon Dec 27 11:37:01 2010 +0100
files:       sql/src/server/rel_optimizer.c
)


diffs (14 lines):

diff -r 11fbbd829716 -r fef46302509f sql/src/server/rel_optimizer.mx
--- a/sql/src/server/rel_optimizer.mx   Mon Dec 27 11:48:24 2010 +0100
+++ b/sql/src/server/rel_optimizer.mx   Mon Dec 27 11:49:00 2010 +0100
@@ -278,8 +278,8 @@
                }
                switch (e->flag) {
                case cmp_equal:
-                       *cnt += 10;
-                       return 10;
+                       *cnt += 90;
+                       return 90;
                case cmp_notequal:
                        *cnt += 7;
                        return 7;
_______________________________________________
Checkin-list mailing list
[email protected]
http://mail.monetdb.org/mailman/listinfo/checkin-list

Reply via email to