Update of /cvsroot/monetdb/pathfinder/compiler/algebra/opt
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv16108/compiler/algebra/opt
Modified Files:
opt_monetxq.c
Log Message:
propagated changes of Tuesday Feb 17 2009 - Wednesday Feb 18 2009
from the Feb2009 branch to the development trunk
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2009/02/17 - tsheyar: compiler/algebra/opt/opt_monetxq.c,1.1.2.4
-- Restrict the path reversal pattern to paths starting with '//*'.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
U opt_monetxq.c
Index: opt_monetxq.c
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/algebra/opt/opt_monetxq.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- opt_monetxq.c 9 Feb 2009 08:30:06 -0000 1.2
+++ opt_monetxq.c 17 Feb 2009 23:45:52 -0000 1.3
@@ -109,9 +109,13 @@
R(p)->kind == la_project &&
R(p)->sem.proj.items[0].new == p->sem.step.item &&
R(p)->sem.proj.items[0].old == RL(p)->sem.step.item_res &&
+ /* check for a '//element(*)' step */
RL(p)->kind == la_step_join &&
(RL(p)->sem.step.spec.axis == alg_desc ||
RL(p)->sem.step.spec.axis == alg_desc_s) &&
+ RL(p)->sem.step.spec.kind == node_kind_elem &&
+ PFqname_ns_wildcard (RL(p)->sem.step.spec.qname) &&
+ PFqname_loc_wildcard (RL(p)->sem.step.spec.qname) &&
RLR(p)->kind == la_roots &&
RLRL(p)->kind == la_doc_tbl &&
RL(p)->sem.step.item == RLRL(p)->sem.doc_tbl.res) {
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