Update of /cvsroot/monetdb/sql/src/include
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv32487/src/include
Modified Files:
sql_list.h sql_relation.h
Log Message:
cleanup nil semantics and has nil code
always output projection (also with out relation)
U sql_list.h
Index: sql_list.h
===================================================================
RCS file: /cvsroot/monetdb/sql/src/include/sql_list.h,v
retrieving revision 1.17
retrieving revision 1.18
diff -u -d -r1.17 -r1.18
--- sql_list.h 7 Jan 2009 14:19:29 -0000 1.17
+++ sql_list.h 14 Sep 2009 18:20:28 -0000 1.18
@@ -42,6 +42,7 @@
extern void list_destroy(list *l);
extern int list_length(list *l);
+extern int list_empty(list *l);
extern list *list_append(list *l, void *data);
extern list *list_append_before(list *l, node *n, void *data);
U sql_relation.h
Index: sql_relation.h
===================================================================
RCS file: /cvsroot/monetdb/sql/src/include/sql_relation.h,v
retrieving revision 1.36
retrieving revision 1.37
diff -u -d -r1.36 -r1.37
--- sql_relation.h 9 Mar 2009 20:38:06 -0000 1.36
+++ sql_relation.h 14 Sep 2009 18:20:28 -0000 1.37
@@ -122,7 +122,7 @@
(op == op_insert || op == op_update || op == op_delete)
/* NO NIL semantics of aggr operations */
-#define has_no_nil(e) \
+#define need_no_nil(e) \
((e->flag&NO_NIL))
#define set_no_nil(e) \
e->flag |= NO_NIL
@@ -132,6 +132,8 @@
((e->flag&HAS_NO_NIL) == 0)
#define set_has_no_nil(e) \
e->flag |= HAS_NO_NIL
+#define set_has_nil(e) \
+ e->flag &= (~HAS_NO_NIL)
#define is_ascending(e) \
((e->flag&ASCENDING))
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