Update of /cvsroot/monetdb/pathfinder/compiler/sql
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv4922/compiler/sql
Modified Files:
Tag: M5XQ
lalg2sql.brg
Log Message:
propagated changes of Monday Sep 28 2009
from the development trunk to the M5XQ branch
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2009/09/28 - sjoerd: compiler/sql/lalg2sql.brg,1.167
propagated changes of Monday Sep 28 2009
from the Aug2009 branch to the development trunk
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2009/09/28 - tsheyar: compiler/sql/lalg2sql.brg,1.166.2.1
-- Fix problems with missing order criteria.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
U lalg2sql.brg
Index: lalg2sql.brg
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/sql/lalg2sql.brg,v
retrieving revision 1.158.2.4
retrieving revision 1.158.2.5
diff -u -d -r1.158.2.4 -r1.158.2.5
--- lalg2sql.brg 20 Jun 2009 10:17:24 -0000 1.158.2.4
+++ lalg2sql.brg 28 Sep 2009 20:58:27 -0000 1.158.2.5
@@ -2498,13 +2498,16 @@
/* unfold the sorting criteria of a numbering operator */
if (orderby->kind == sql_over &&
- R(orderby)->kind == sql_wnd_clause &&
- RR(orderby)->kind == sql_order_by) {
+ R(orderby)->kind == sql_wnd_clause) {
assert (L(orderby)->kind == sql_row_number ||
L(orderby)->kind == sql_dense_rank);
assert (!RL(orderby));
/* orderby may become an empty list (aka. NULL) */
- orderby = RRL(orderby);
+ if (RR(orderby) &&
+ RR(orderby)->kind == sql_order_by)
+ orderby = RRL(orderby);
+ else
+ orderby = NULL;
}
else if (IS_LITERAL(orderby))
orderby = NULL;
@@ -2518,13 +2521,16 @@
/* unfold the sorting criteria of a numbering operator */
if (orderby->kind == sql_over &&
- R(orderby)->kind == sql_wnd_clause &&
- RR(orderby)->kind == sql_order_by) {
+ R(orderby)->kind == sql_wnd_clause) {
assert (L(orderby)->kind == sql_row_number ||
L(orderby)->kind == sql_dense_rank);
assert (!RL(orderby));
/* orderby may become an empty list (aka. NULL) */
- orderby = RRL(orderby);
+ if (RR(orderby) &&
+ RR(orderby)->kind == sql_order_by)
+ orderby = RRL(orderby);
+ else
+ orderby = NULL;
}
else if (IS_LITERAL(orderby))
orderby = NULL;
------------------------------------------------------------------------------
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