Update of /cvsroot/monetdb/pathfinder/compiler/algebra
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv5520/algebra
Modified Files:
planner.c
Log Message:
-- Fixing bug [ 1871790 ] XQ: uncompilable comparison
The planner now chooses a different implementation for thetajoins with
not equal predicates (as the MIL thetajoin cannot cope with NE).
Index: planner.c
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/algebra/planner.c,v
retrieving revision 1.46
retrieving revision 1.47
diff -u -d -r1.46 -r1.47
--- planner.c 11 Jan 2008 10:46:57 -0000 1.46
+++ planner.c 15 Jan 2008 09:29:20 -0000 1.47
@@ -2795,6 +2795,7 @@
if (n->schema.count == 1 &&
L(n)->sem.thetajoin.count == 2 &&
L(n)->sem.thetajoin.pred[0].comp == alg_comp_eq &&
+ L(n)->sem.thetajoin.pred[1].comp != alg_comp_ne &&
(n->sem.proj.items[0].old ==
L(n)->sem.thetajoin.pred[0].left ||
n->sem.proj.items[0].old ==
@@ -2806,6 +2807,7 @@
and the right children of the thetajoin */
} else if (n->schema.count == 2 &&
L(n)->sem.thetajoin.count == 1 &&
+ L(n)->sem.thetajoin.pred[0].comp != alg_comp_ne &&
(PFprop_ocol (L(L(n)), n->sem.proj.items[0].old) &&
PFprop_ocol (R(L(n)), n->sem.proj.items[1].old)) ^
(PFprop_ocol (L(L(n)), n->sem.proj.items[1].old) &&
-------------------------------------------------------------------------
Check out the new SourceForge.net Marketplace.
It's the best place to buy or sell services for
just about anything Open Source.
http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace
_______________________________________________
Monetdb-pf-checkins mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/monetdb-pf-checkins
