Merge mysql.com:/misc/mysql/31990/50-31990

into  mysql.com:/misc/mysql/31990/51-31990


mysql-test/r/cast.result:
  Auto merged
mysql-test/t/cast.test:
  Auto merged
sql/field.h:
  Auto merged
sql/item_timefunc.cc:
  Auto merged
sql/item_timefunc.h:
  Auto merged
mysql-test/r/type_date.result:
  manual merge
mysql-test/t/type_date.test:
  manual merge
sql/field.cc:
  manual merge

mysql-test/r/bdb_notembedded.result

+set autocommit=1;
+reset master;
+create table bug16206 (a int);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+show binlog events;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+f	n	Format_desc	1	n	Server ver: VERSION, Binlog ver: 4
+f	n	Query	1	n	use `test`; create table bug16206 (a int)
+f	n	Query	1	n	use `test`; insert into bug16206 values(1)
+f	n	Query	1	n	use `test`; insert into bug16206 values(2)
+drop table bug16206;
+reset master;
+create table bug16206 (a int) engine=         bdb;
+insert into bug16206 values(0);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+insert into bug16206 values(3);
+show binlog events;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+f	n	Format_desc	1	n	Server ver: VERSION, Binlog ver: 4
+f	n	Query	1	n	use `test`; create table bug16206 (a int) engine=         bdb
+f	n	Query	1	n	use `test`; insert into bug16206 values(0)
+f	n	Query	1	n	use `test`; insert into bug16206 values(1)
+f	n	Query	1	n	use `test`; BEGIN
+f	n	Query	1	n	use `test`; insert into bug16206 values(2)
+f	n	Query	1	n	use `test`; COMMIT
+f	n	Query	1	n	use `test`; insert into bug16206 values(3)
+drop table bug16206;
+set autocommit=0;
+End of 5.0 tests

mysql-test/t/bdb_notembedded.test

+-- source include/not_embedded.inc
+-- source include/have_bdb.inc
+
+#
+# Bug #16206: Superfluous COMMIT event in binlog when updating BDB in autocommit mode
+#
+set autocommit=1;
+
+let $VERSION=`select version()`;
+
+reset master;
+create table bug16206 (a int);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+--replace_result $VERSION VERSION
+--replace_column 1 f 2 n 5 n
+show binlog events;
+drop table bug16206;
+
+reset master;
+create table bug16206 (a int) engine=         bdb;
+insert into bug16206 values(0);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+insert into bug16206 values(3);
+--replace_result $VERSION VERSION
+--replace_column 1 f 2 n 5 n
+show binlog events;
+drop table bug16206;
+
+set autocommit=0;
+
+
+--echo End of 5.0 tests

mysql-test/t/type_date.test

@@ -213,4 +213,12 @@ INSERT INTO t1 VALUES ('1000-00-00');
 SET SQL_MODE=DEFAULT;
 DROP TABLE t1,t2;
 
+#
+# Bug #31990: MINUTE() and SECOND() return bogus results when used on a DATE
+#
+
+CREATE TABLE t1 SELECT curdate() AS f1;
+SELECT hour(f1), minute(f1), second(f1) FROM t1;
+DROP TABLE t1;
+
 --echo End of 5.0 tests

sql/field.cc

@@ -5524,6 +5524,13 @@ String *Field_date::val_str(String *val_buffer,
 }
 
 
+bool Field_date::get_time(MYSQL_TIME *ltime)
+{
+  bzero((char *)ltime, sizeof(MYSQL_TIME));
+  return 0;
+}
+
+
 int Field_date::cmp(const uchar *a_ptr, const uchar *b_ptr)
 {
   int32 a,b;

sql/field.h

@@ -1057,6 +1057,7 @@ class Field_date :public Field_str {
   double val_real(void);
   longlong val_int(void);
   String *val_str(String*,String *);
+  bool get_time(MYSQL_TIME *ltime);
   bool send_binary(Protocol *protocol);
   int cmp(const uchar *,const uchar *);
   void sort_string(uchar *buff,uint length);