Commit e2097100 authored by unknown's avatar unknown
Browse files

Merge may.pils.ru:/home/svoj/devel/mysql/BUG18036/mysql-4.1 

into  may.pils.ru:/home/svoj/devel/mysql/BUG18036/mysql-5.0


mysql-test/r/myisam.result:
  Manual merge.
mysql-test/t/myisam.test:
  Manual merge.
sql/sql_update.cc:
  Manual merge.
parents 5d9b5f5e 5375bcad

mysql-test/r/myisam.result

+8 −0
Original line number Diff line number Diff line
@@ -747,6 +747,14 @@ select count(id1) from t1 where id2 = 10; 
count(id1)

5

drop table t1;

CREATE TABLE t1(a CHAR(9), b VARCHAR(7)) ENGINE=MyISAM;

INSERT INTO t1(a) VALUES('xxxxxxxxx'),('xxxxxxxxx');

UPDATE t1 AS ta1,t1 AS ta2 SET ta1.b='aaaaaa',ta2.b='bbbbbb';

SELECT * FROM t1;

a	b

xxxxxxxxx	bbbbbb

xxxxxxxxx	bbbbbb

DROP TABLE t1;

set storage_engine=MyISAM;

drop table if exists t1,t2,t3;

--- Testing varchar ---

mysql-test/t/myisam.test

+9 −1
Original line number Diff line number Diff line
@@ -697,6 +697,15 @@ select count(*) from t1 where id2 = 10; 
select count(id1) from t1 where id2 = 10;

drop table t1;



#

# BUG#18036 - update of table joined to self reports table as crashed

#

CREATE TABLE t1(a CHAR(9), b VARCHAR(7)) ENGINE=MyISAM;

INSERT INTO t1(a) VALUES('xxxxxxxxx'),('xxxxxxxxx');

UPDATE t1 AS ta1,t1 AS ta2 SET ta1.b='aaaaaa',ta2.b='bbbbbb';

SELECT * FROM t1;

DROP TABLE t1;



# End of 4.1 tests



#
@@ -823,4 +832,3 @@ create table t3 (c1 int) engine=myisam pack_keys=default; 
--error 1064

create table t4 (c1 int) engine=myisam pack_keys=2;

drop table t1, t2, t3;

sql/sql_update.cc

+1 −1
Original line number Diff line number Diff line
@@ -1038,7 +1038,7 @@ int multi_update::prepare(List<Item> &not_used_values, 
  for (table_ref= leaves;  table_ref; table_ref= table_ref->next_leaf)

  {

    TABLE *table=table_ref->table;

    if (!(tables_to_update & table->map) &&

    if ((tables_to_update & table->map) &&

        unique_table(thd, table_ref, update_tables))

      table->no_cache= 1;			// Disable row cache

  }