Update of /cvsroot/monetdb/pathfinder/compiler/algebra
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv23578/algebra
Modified Files:
logical.c
Log Message:
-- Allow polymorphic types in the sort criteria of rank operators.
(This should fix bug 1760475.)
Index: logical.c
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/algebra/logical.c,v
retrieving revision 1.52
retrieving revision 1.53
diff -u -d -r1.52 -r1.53
--- logical.c 13 Jul 2007 12:48:31 -0000 1.52
+++ logical.c 26 Jul 2007 11:57:27 -0000 1.53
@@ -1809,7 +1809,13 @@
PFatt_str (PFord_order_col_at (
ret->sem.rank.sortby, i)));
- if (!monomorphic (n->schema.items[j].type))
+ /* FIXME: we do allow polymorphic sequences as these
+ are only introduced by a combination of sequence
+ construction and optimizing rank operators. We only
+ ensure that these polymorphic columns are not the first
+ order constraint. The order of applying the different
+ columns independentely thus does not matter. */
+ if (!i && !monomorphic (n->schema.items[j].type))
PFoops (OOPS_FATAL,
"sort criterion for rank must be monomorphic, "
"type: %i, name: %s",
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