Merge bk-internal.mysql.com:/home/bk/mysql-5.1

into  janus.mylan:/usr/home/serg/Abk/mysql-5.1


client/mysqldump.c:
  Auto merged
sql/table.cc:
  Auto merged

mysql-test/r/federated.result

@@ -1920,6 +1920,20 @@ a	b
 2	Curly
 drop table federated.t1;
 drop table federated.t1;
+
+Bug#18287 create federated table always times out, error 1159 ' '
+
+Test that self-references work
+
+create table federated.t1 (a int primary key);
+create table federated.t2 (a int primary key)
+ENGINE=FEDERATED
+connection='mysql://root@127.0.0.1:SLAVE_PORT/federated/t1';
+insert into federated.t1 (a) values (1);
+select * from federated.t2;
+a
+1
+drop table federated.t1, federated.t2;
 CREATE TABLE federated.t1 (a INT PRIMARY KEY) DEFAULT CHARSET=utf8;
 CREATE TABLE federated.t1 (a INT PRIMARY KEY)
 ENGINE=FEDERATED

mysql-test/r/lock.result

@@ -96,4 +96,74 @@ ERROR HY000: You can't combine write-locking of system tables with other tables
 LOCK TABLES mysql.time_zone READ, mysql.proc WRITE;
 ERROR HY000: You can't combine write-locking of system tables with other tables or lock types
 DROP TABLE t1;
+
+Bug#5719 impossible to lock VIEW
+
+Just covering existing behaviour with tests. 
+Consistency has not been found here.
+
+drop view if exists v_bug5719;
+drop table if exists t1, t2, t3;
+create table t1 (a int);
+create temporary table t2 (a int);
+create table t3 (a int);
+create view v_bug5719 as select 1;
+lock table v_bug5719 write;
+select * from t1;
+ERROR HY000: Table 't1' was not locked with LOCK TABLES
+
+Allowed to select from a temporary talbe under LOCK TABLES
+
+select * from t2;
+a
+select * from t3;
+ERROR HY000: Table 't3' was not locked with LOCK TABLES
+select * from v_bug5719;
+1
+1
+drop view v_bug5719;
+
+sic: did not left LOCK TABLES mode automatically
+
+select * from t1;
+ERROR HY000: Table 't1' was not locked with LOCK TABLES
+unlock tables;
+create view v_bug5719 as select * from t1;
+lock tables v_bug5719 write;
+select * from v_bug5719;
+a
+
+Allowed to use an underlying table under LOCK TABLES <view>
+
+select * from t1;
+a
+
+Allowed to select from a temporary table under LOCK TABLES
+
+select * from t2;
+a
+select * from t3;
+ERROR HY000: Table 't3' was not locked with LOCK TABLES
+drop table t1;
+
+sic: left LOCK TABLES mode
+
+select * from t3;
+a
+select * from v_bug5719;
+ERROR HY000: View 'test.v_bug5719' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
+unlock tables;
+drop view v_bug5719;
+
+When limitation to use temporary tables in views is removed, please
+add a test that shows what happens under LOCK TABLES when a view
+references a temporary table, is locked, and the underlying table
+is dropped.
+
+create view v_bug5719 as select * from t2;
+ERROR HY000: View's SELECT refers to a temporary table 't2'
+
+Cleanup.
+
+drop table t2, t3;
 End of 5.1 tests.

mysql-test/r/lock_multi.result

@@ -95,3 +95,13 @@ alter table t1 auto_increment=0; alter table t1 auto_increment=0; alter table t1
 alter table t1 auto_increment=0; alter table t1 auto_increment=0; alter table t1 auto_increment=0; alter table t1 auto_increment=0; alter table t1 auto_increment=0; //
 unlock tables;
 drop table t1;
+create table t1 (i int);
+lock table t1 read;
+update t1 set i= 10;;
+select * from t1;;
+kill query ID;
+i
+ERROR 70100: Query execution was interrupted
+unlock tables;
+drop table t1;
+End of 5.1 tests

mysql-test/r/log_state.result

@@ -37,14 +37,14 @@ set session long_query_time=1;
 select sleep(2);
 sleep(2)
 0
-select * from mysql.slow_log;
+select * from mysql.slow_log where sql_text NOT LIKE '%slow_log%';
 start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
 set global slow_query_log= ON;
 set session long_query_time=1;
 select sleep(2);
 sleep(2)
 0
-select * from mysql.slow_log;
+select * from mysql.slow_log where sql_text NOT LIKE '%slow_log%';
 start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
 TIMESTAMP	USER_HOST	QUERY_TIME	00:00:00	1	0	test	0	0	1	select sleep(2)
 show global variables

mysql-test/t/federated.test

@@ -1725,6 +1725,20 @@ drop table federated.t1;
 connection slave;
 drop table federated.t1;
 
+--echo
+--echo Bug#18287 create federated table always times out, error 1159 ' '
+--echo
+--echo Test that self-references work
+--echo
+connection slave;
+create table federated.t1 (a int primary key);
+--replace_result $SLAVE_MYPORT SLAVE_PORT
+eval create table federated.t2 (a int primary key)
+  ENGINE=FEDERATED
+  connection='mysql://root@127.0.0.1:$SLAVE_MYPORT/federated/t1';
+insert into federated.t1 (a) values (1);
+select * from federated.t2;
+drop table federated.t1, federated.t2;
 
 #
 # BUG#29875 Disable support for transactions

mysql-test/t/lock.test

@@ -148,5 +148,70 @@ LOCK TABLES mysql.time_zone READ, mysql.proc WRITE;
 
 DROP TABLE t1;
 
+--echo
+--echo Bug#5719 impossible to lock VIEW
+--echo 
+--echo Just covering existing behaviour with tests. 
+--echo Consistency has not been found here.
+--echo
+--disable_warnings
+drop view if exists v_bug5719;
+drop table if exists t1, t2, t3;
+--enable_warnings
+create table t1 (a int);
+create temporary table t2 (a int);
+create table t3 (a int);
+create view v_bug5719 as select 1;
+lock table v_bug5719 write;
+--error ER_TABLE_NOT_LOCKED
+select * from t1;
+--echo
+--echo Allowed to select from a temporary talbe under LOCK TABLES
+--echo 
+select * from t2;
+--error ER_TABLE_NOT_LOCKED
+select * from t3;
+select * from v_bug5719;
+drop view v_bug5719;
+--echo
+--echo sic: did not left LOCK TABLES mode automatically
+--echo
+--error ER_TABLE_NOT_LOCKED
+select * from t1;
+unlock tables;
+create view v_bug5719 as select * from t1;
+lock tables v_bug5719 write;
+select * from v_bug5719;
+--echo
+--echo Allowed to use an underlying table under LOCK TABLES <view>
+--echo
+select * from t1;
+--echo
+--echo Allowed to select from a temporary table under LOCK TABLES
+--echo
+select * from t2;
+--error ER_TABLE_NOT_LOCKED
+select * from t3;
+drop table t1;
+--echo
+--echo sic: left LOCK TABLES mode
+--echo
+select * from t3;
+--error ER_VIEW_INVALID
+select * from v_bug5719;
+unlock tables;
+drop view v_bug5719;
+--echo
+--echo When limitation to use temporary tables in views is removed, please
+--echo add a test that shows what happens under LOCK TABLES when a view
+--echo references a temporary table, is locked, and the underlying table
+--echo is dropped.
+--echo
+--error ER_VIEW_SELECT_TMPTABLE
+create view v_bug5719 as select * from t2;
+--echo
+--echo Cleanup.
+--echo
+drop table t2, t3;
 
 --echo End of 5.1 tests.

mysql-test/t/lock_multi.test

@@ -270,3 +270,38 @@ drop table t1;
 
 # End of 5.0 tests
 
+
+#
+# Bug #21281 "Pending write lock is incorrectly removed when its
+#             statement being KILLed"
+#
+create table t1 (i int);
+connection locker;
+lock table t1 read;
+connection writer;
+--send update t1 set i= 10;
+connection reader;
+let $wait_condition=
+  select count(*) = 1 from information_schema.processlist
+  where state = "Locked" and info = "update t1 set i= 10";
+--source include/wait_condition.inc
+--send select * from t1;
+connection default;
+let $wait_condition=
+  select count(*) = 1 from information_schema.processlist
+  where state = "Locked" and info = "select * from t1";
+--source include/wait_condition.inc
+let $ID= `select id from information_schema.processlist where state = "Locked" and info = "update t1 set i= 10"`;
+--replace_result $ID ID
+eval kill query $ID;
+connection reader;
+--reap
+connection writer;
+--error ER_QUERY_INTERRUPTED 
+--reap
+connection locker;
+unlock tables;
+connection default;
+drop table t1;
+
+--echo End of 5.1 tests

mysql-test/t/log_state.test

@@ -28,7 +28,7 @@ connection con1;
 set session long_query_time=1;
 select sleep(2);
 --replace_column 1 TIMESTAMP 2 USER_HOST 3 QUERY_TIME
-select * from mysql.slow_log;
+select * from mysql.slow_log where sql_text NOT LIKE '%slow_log%';
 connection default;
 
 set global slow_query_log= ON;
@@ -36,7 +36,7 @@ connection con1;
 set session long_query_time=1;
 select sleep(2);
 --replace_column 1 TIMESTAMP 2 USER_HOST 3 QUERY_TIME
-select * from mysql.slow_log;
+select * from mysql.slow_log where sql_text NOT LIKE '%slow_log%';
 connection default;
 show global variables
 where Variable_name = 'log' or Variable_name = 'log_slow_queries' or

mysys/thr_lock.c

@@ -384,6 +384,9 @@ static inline my_bool have_specific_lock(THR_LOCK_DATA *data,
 }
 
 
+static void wake_up_waiters(THR_LOCK *lock);
+
+
 static enum enum_thr_lock_result
 wait_for_lock(struct st_lock_list *wait, THR_LOCK_DATA *data,
               my_bool in_wait_list)
@@ -445,8 +448,13 @@ wait_for_lock(struct st_lock_list *wait, THR_LOCK_DATA *data,
       else
 	wait->last=data->prev;
       data->type= TL_UNLOCK;                    /* No lock */
+      check_locks(data->lock, "killed or timed out wait_for_lock", 1);
+      wake_up_waiters(data->lock);
+    }
+    else
+    {
+      check_locks(data->lock, "aborted wait_for_lock", 0);
     }
-    check_locks(data->lock,"failed wait_for_lock",0);
   }
   else
   {
@@ -776,6 +784,26 @@ void thr_unlock(THR_LOCK_DATA *data)
     lock->read_no_write_count--;
   data->type=TL_UNLOCK;				/* Mark unlocked */
   check_locks(lock,"after releasing lock",1);
+  wake_up_waiters(lock);
+  pthread_mutex_unlock(&lock->mutex);
+  DBUG_VOID_RETURN;
+}
+
+
+/**
+  @brief  Wake up all threads which pending requests for the lock
+          can be satisfied.
+
+  @param  lock  Lock for which threads should be woken up
+
+*/
+
+static void wake_up_waiters(THR_LOCK *lock)
+{
+  THR_LOCK_DATA *data;
+  enum thr_lock_type lock_type;
+
+  DBUG_ENTER("wake_up_waiters");
 
   if (!lock->write.data)			/* If no active write locks */
   {
@@ -827,11 +855,7 @@ void thr_unlock(THR_LOCK_DATA *data)
 	  data=lock->write_wait.data;		/* Free this too */
 	}
 	if (data->type >= TL_WRITE_LOW_PRIORITY)
-	{
-	  check_locks(lock,"giving write lock",0);
-	  pthread_mutex_unlock(&lock->mutex);
-	  DBUG_VOID_RETURN;
-	}
+          goto end;
 	/* Release possible read locks together with the write lock */
       }
       if (lock->read_wait.data)
@@ -886,8 +910,7 @@ void thr_unlock(THR_LOCK_DATA *data)
       free_all_read_locks(lock,0);
   }
 end:
-  check_locks(lock,"thr_unlock",0);
-  pthread_mutex_unlock(&lock->mutex);
+  check_locks(lock, "after waking up waiters", 0);
   DBUG_VOID_RETURN;
 }
 
@@ -1101,6 +1124,7 @@ my_bool thr_abort_locks_for_thread(THR_LOCK *lock, my_thread_id thread_id)
 	lock->write_wait.last= data->prev;
     }
   }
+  wake_up_waiters(lock);
   pthread_mutex_unlock(&lock->mutex);
   DBUG_RETURN(found);
 }

sql/item.cc

@@ -1705,7 +1705,7 @@ void Item_ident_for_show::make_field(Send_field *tmp_field)
   tmp_field->type=field->type();
   tmp_field->flags= field->table->maybe_null ? 
     (field->flags & ~NOT_NULL_FLAG) : field->flags;
-  tmp_field->decimals= 0;
+  tmp_field->decimals= field->decimals();
 }
 
 /**********************************************/

sql/table.cc

@@ -2484,6 +2484,7 @@ void update_create_info_from_table(HA_CREATE_INFO *create_info, TABLE *table)
   create_info->row_type= share->row_type;
   create_info->default_table_charset= share->table_charset;
   create_info->table_charset= 0;
+  create_info->comment= share->comment;
 
   DBUG_VOID_RETURN;
 }

tests/mysql_client_test.c

@@ -16077,7 +16077,6 @@ static void test_bug24179()
 
 /*
   Bug#28075 "COM_DEBUG crashes mysqld"
-  Note: Test disabled because of failure in PushBuild.
 */
 
 static void test_bug28075()
@@ -16106,7 +16105,7 @@ static void test_bug27876()
   int rc;
   MYSQL_RES *result;
 
-  char utf8_func[] =
+  unsigned char utf8_func[] =
   {
     0xd1, 0x84, 0xd1, 0x83, 0xd0, 0xbd, 0xd0, 0xba,
     0xd1, 0x86, 0xd0, 0xb8, 0xd0, 0xb9, 0xd0, 0xba,
@@ -16114,7 +16113,7 @@ static void test_bug27876()
     0x00
   };
 
-  char utf8_param[] =
+  unsigned char utf8_param[] =
   {
     0xd0, 0xbf, 0xd0, 0xb0, 0xd1, 0x80, 0xd0, 0xb0,
     0xd0, 0xbc, 0xd0, 0xb5, 0xd1, 0x82, 0xd1, 0x8a,
@@ -16334,7 +16333,54 @@ static void test_bug29692()
   mysql_close(conn);
 }
 
+/**
+  Bug#29306 Truncated data in MS Access with decimal (3,1) columns in a VIEW
+*/
+
+static void test_bug29306()
+{
+  MYSQL_FIELD *field;
+  int rc;
+  MYSQL_RES *res;
+
+  DBUG_ENTER("test_bug29306");
+  myheader("test_bug29306");
+
+  rc= mysql_query(mysql, "DROP TABLE IF EXISTS tab17557");
+  myquery(rc);
+  rc= mysql_query(mysql, "DROP VIEW IF EXISTS view17557");
+  myquery(rc);
+  rc= mysql_query(mysql, "CREATE TABLE tab17557 (dd decimal (3,1))");
+  myquery(rc);
+  rc= mysql_query(mysql, "CREATE VIEW view17557 as SELECT dd FROM tab17557");
+  myquery(rc);
+  rc= mysql_query(mysql, "INSERT INTO tab17557 VALUES (7.6)");
+  myquery(rc);
 
+  /* Checking the view */
+  res= mysql_list_fields(mysql, "view17557", NULL);
+  while ((field= mysql_fetch_field(res)))
+  {
+    if (! opt_silent)
+    {
+      printf("field name %s\n", field->name);
+      printf("field table %s\n", field->table);
+      printf("field decimals %d\n", field->decimals);
+      if (field->decimals < 1)
+        printf("Error! No decimals! \n");
+      printf("\n\n");
+    }
+    DIE_UNLESS(field->decimals == 1);
+  }
+  mysql_free_result(res);
+
+  rc= mysql_query(mysql, "DROP TABLE tab17557");
+  myquery(rc);
+  rc= mysql_query(mysql, "DROP VIEW view17557");
+  myquery(rc);
+
+  DBUG_VOID_RETURN;
+}
 /*
   Read and parse arguments and MySQL options from my.cnf
 */
@@ -16626,6 +16672,7 @@ static struct my_tests_st my_tests[]= {
   { "test_bug27592", test_bug27592 },
   { "test_bug29687", test_bug29687 },
   { "test_bug29692", test_bug29692 },
+  { "test_bug29306", test_bug29306 },
   { 0, 0 }
 };