Changeset: 2ab229309137 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=2ab229309137
Modified Files:
pathfinder/compiler/algebra/opt/opt_complex.c
Branch: default
Log Message:
-- Fix bug that might lead to duplicate columns.
diffs (13 lines):
diff --git a/pathfinder/compiler/algebra/opt/opt_complex.c
b/pathfinder/compiler/algebra/opt/opt_complex.c
--- a/pathfinder/compiler/algebra/opt/opt_complex.c
+++ b/pathfinder/compiler/algebra/opt/opt_complex.c
@@ -1209,7 +1209,8 @@
/* action code */
switch (p->kind) {
case la_serialize_seq:
- if (PFprop_card (p->prop) == 1) {
+ if (PFprop_card (p->prop) == 1 &&
+ p->sem.ser_seq.pos != p->sem.ser_seq.item) {
R(p) = PFla_attach (
PFla_project (
R(p),
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