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authorAlexey Kopytov <Alexey.Kopytov@Sun.com>2010-03-20 23:23:42 +0300
committerAlexey Kopytov <Alexey.Kopytov@Sun.com>2010-03-20 23:23:42 +0300
commitacc2b9e3662cd868f5108b1b4ee7257d95582f02 (patch)
tree772f4ae43ad7ce905f024b77bebdd1897d813391 /sql/item_row.h
parent41f23283e54d311155959faf58ae7edf81803ca3 (diff)
parent84917914e01415cbbc2a128cabc344c127e76db1 (diff)
downloadmariadb-git-acc2b9e3662cd868f5108b1b4ee7257d95582f02.tar.gz
Manual merge of mysql-5.1-bugteam to mysql-trunk-merge.
Conflicts: Text conflict in mysql-test/r/partition_innodb.result Text conflict in sql/field.h Text conflict in sql/item.h Text conflict in sql/item_cmpfunc.h Text conflict in sql/item_sum.h Text conflict in sql/log_event_old.cc Text conflict in sql/protocol.cc Text conflict in sql/sql_select.cc Text conflict in sql/sql_yacc.yy
Diffstat (limited to 'sql/item_row.h')
-rw-r--r--sql/item_row.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/sql/item_row.h b/sql/item_row.h
index 7c08c5888e0..87988e718ca 100644
--- a/sql/item_row.h
+++ b/sql/item_row.h
@@ -19,7 +19,7 @@
class Item_row: public Item
{
Item **items;
- table_map used_tables_cache;
+ table_map used_tables_cache, not_null_tables_cache;
uint arg_count;
bool const_item_cache;
bool with_null;
@@ -29,6 +29,7 @@ public:
Item(),
items(item->items),
used_tables_cache(item->used_tables_cache),
+ not_null_tables_cache(0),
arg_count(item->arg_count),
const_item_cache(item->const_item_cache),
with_null(0)
@@ -68,6 +69,7 @@ public:
bool const_item() const { return const_item_cache; };
enum Item_result result_type() const { return ROW_RESULT; }
void update_used_tables();
+ table_map not_null_tables() const { return not_null_tables_cache; }
virtual void print(String *str, enum_query_type query_type);
bool walk(Item_processor processor, bool walk_subquery, uchar *arg);