Update of /cvsroot/monetdb/pathfinder/compiler/algebra/prop
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv23611/algebra/prop
Modified Files:
Tag: XQuery_0-24
prop_icol.c
Log Message:
-- Infer the item column information for a stand-alone textnode constructor
as required (icol) even if its result value is ignored.
This allows us to correctly assign the cardinality at runtime.
U prop_icol.c
Index: prop_icol.c
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/algebra/prop/prop_icol.c,v
retrieving revision 1.37.2.2
retrieving revision 1.37.2.3
diff -u -d -r1.37.2.2 -r1.37.2.3
--- prop_icol.c 5 Jun 2008 09:26:22 -0000 1.37.2.2
+++ prop_icol.c 5 Jun 2008 21:41:17 -0000 1.37.2.3
@@ -649,6 +649,12 @@
} else if (first_twig_child) {
first_twig_child = false;
union_ (n->prop->icols, n->sem.iter_item.iter);
+
+ /* special textnode treating as we do not prune
+ a single (stand-alone) textnode constructor */
+ if (n->kind == la_textnode)
+ union_ (n->prop->icols, n->sem.iter_item.item);
+
prop_infer_icols (L(n), n->prop->icols);
} else {
prop_infer_icols (L(n), NULL);
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