Update of /cvsroot/monetdb/sql/src/server
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv10691/src/server
Modified Files:
rel_select.mx
Log Message:
Fixed problem in algebra version. we need to keep the outer
projections, ie we shouldn't introduce references and then
remove the projection we refer too.
Index: rel_select.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/server/rel_select.mx,v
retrieving revision 1.65
retrieving revision 1.66
diff -u -d -r1.65 -r1.66
--- rel_select.mx 25 Feb 2008 19:07:43 -0000 1.65
+++ rel_select.mx 26 Feb 2008 18:53:42 -0000 1.66
@@ -3585,8 +3585,12 @@
/* if within the selection, keep the current projections */
if (outer && is_project(outer->op) && !is_processed(outer)) {
+ /* keep projections the hard way, ie don't rename them */
assert(rel->l == outer);
- pre_prj = rel_projections(sql, outer, NULL, 1);
+
+ pre_prj = outer->exps;
+ outer->exps = NULL;
+
rel->l = rel_dup(outer->l);
rel_destroy(outer);
outer = rel->l;
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