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Merge mysql.com:/home/dlenev/mysql-5.0-bg18153

Browse source 
into  mysql.com:/home/dlenev/mysql-5.1-merges


mysql-test/r/trigger.result:
  Auto merged
mysql-test/t/trigger.test:
  Auto merged
sql/sql_trigger.cc:
  Auto merged
sql/ha_ndbcluster.cc:
  Manual merge.
sql/sql_table.cc:
  Manual merge.
This commit is contained in:
unknown 2006-03-24 19:46:01 +03:00
commit 040397edec
6 changed files with 194 additions and 1 deletions
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84
mysql-test/r/trigger-trans.result Normal file
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@ -0,0 +1,84 @@
drop table if exists t1;
create table t1 (a varchar(16), b int) engine=innodb;
create trigger t1_bi before insert on t1 for each row
begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end|
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
trigger_schema trigger_name event_object_schema event_object_table action_statement
test t1_bi test t1 begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end
insert into t1 values ('The Lion', 10);
select * from t1;
a b
THE LION 13
optimize table t1;
Table Op Msg_type Msg_text
test.t1 optimize status OK
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
trigger_schema trigger_name event_object_schema event_object_table action_statement
test t1_bi test t1 begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end
insert into t1 values ('The Unicorn', 20);
select * from t1;
a b
THE LION 13
THE UNICORN 23
alter table t1 add column c int default 0;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
trigger_schema trigger_name event_object_schema event_object_table action_statement
test t1_bi test t1 begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end
insert into t1 values ('Alice', 30, 1);
select * from t1;
a b c
THE LION 13 0
THE UNICORN 23 0
ALICE 33 1
alter table t1 rename to t1;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
trigger_schema trigger_name event_object_schema event_object_table action_statement
test t1_bi test t1 begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end
insert into t1 values ('The Crown', 40, 1);
select * from t1;
a b c
THE LION 13 0
THE UNICORN 23 0
ALICE 33 1
THE CROWN 43 1
alter table t1 rename to t1, add column d int default 0;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
trigger_schema trigger_name event_object_schema event_object_table action_statement
test t1_bi test t1 begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end
insert into t1 values ('The Pie', 50, 1, 1);
select * from t1;
a b c d
THE LION 13 0 0
THE UNICORN 23 0 0
ALICE 33 1 0
THE CROWN 43 1 0
THE PIE 53 1 1
drop table t1;

31
mysql-test/r/trigger.result
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@ -860,6 +860,37 @@ trigger_schema trigger_name event_object_schema event_object_table action_statem
mysqltest t1_bi mysqltest t1 set @a:=new.id
drop trigger test.t1_bi;
ERROR HY000: Trigger does not exist
alter table t1 rename to test.t1;
ERROR HY000: Trigger in wrong schema
insert into t1 values (103);
select @a;
@a
103
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' or event_object_schema = 'mysqltest';
trigger_schema trigger_name event_object_schema event_object_table action_statement
mysqltest t1_bi mysqltest t1 set @a:=new.id
drop trigger test.t1_bi;
ERROR HY000: Trigger does not exist
alter table t1 rename to test.t1, add column val int default 0;
ERROR HY000: Trigger in wrong schema
insert into t1 values (104);
select @a;
@a
104
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' or event_object_schema = 'mysqltest';
trigger_schema trigger_name event_object_schema event_object_table action_statement
mysqltest t1_bi mysqltest t1 set @a:=new.id
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`id` int(11) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop trigger test.t1_bi;
ERROR HY000: Trigger does not exist
drop trigger t1_bi;
drop table t1;
drop database mysqltest;

52
mysql-test/t/trigger-trans.test Normal file
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@ -0,0 +1,52 @@
# Tests which involve triggers and transactions
# (or just InnoDB storage engine)
--source include/have_innodb.inc
--disable_warnings
drop table if exists t1;
--enable_warnings
# Test for bug #18153 "OPTIMIZE/ALTER on transactional tables corrupt
# triggers/triggers are lost".
create table t1 (a varchar(16), b int) engine=innodb;
delimiter |;
create trigger t1_bi before insert on t1 for each row
begin
set new.a := upper(new.a);
set new.b := new.b + 3;
end|
delimiter ;|
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
insert into t1 values ('The Lion', 10);
select * from t1;
optimize table t1;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
insert into t1 values ('The Unicorn', 20);
select * from t1;
alter table t1 add column c int default 0;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
insert into t1 values ('Alice', 30, 1);
select * from t1;
# Special tricky cases allowed by ALTER TABLE ... RENAME
alter table t1 rename to t1;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
insert into t1 values ('The Crown', 40, 1);
select * from t1;
alter table t1 rename to t1, add column d int default 0;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' and event_object_table = 't1';
insert into t1 values ('The Pie', 50, 1, 1);
select * from t1;
drop table t1;
# End of 5.0 tests

23
mysql-test/t/trigger.test
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@ -1017,6 +1017,29 @@ select trigger_schema, trigger_name, event_object_schema,
# There should be no fantom .TRN files
--error ER_TRG_DOES_NOT_EXIST
drop trigger test.t1_bi;
# Let us also check handling of this restriction in ALTER TABLE ... RENAME
--error ER_TRG_IN_WRONG_SCHEMA
alter table t1 rename to test.t1;
insert into t1 values (103);
select @a;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' or event_object_schema = 'mysqltest';
# Again there should be no fantom .TRN files
--error ER_TRG_DOES_NOT_EXIST
drop trigger test.t1_bi;
--error ER_TRG_IN_WRONG_SCHEMA
alter table t1 rename to test.t1, add column val int default 0;
insert into t1 values (104);
select @a;
select trigger_schema, trigger_name, event_object_schema,
event_object_table, action_statement from information_schema.triggers
where event_object_schema = 'test' or event_object_schema = 'mysqltest';
# Table definition should not change
show create table t1;
# And once again check for fantom .TRN files
--error ER_TRG_DOES_NOT_EXIST
drop trigger test.t1_bi;
drop trigger t1_bi;
drop table t1;
drop database mysqltest;

1
sql/sql_table.cc
View file

@ -4948,7 +4948,6 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
Win32 and InnoDB can't drop a table that is in use, so we must
close the original table at before doing the rename
*/
table_name=thd->strdup(table_name); // must be saved
table->s->version= 0; // Force removal of table def
close_cached_table(thd, table);
table=0; // Marker that table is closed

4
sql/sql_trigger.cc
View file

@ -1367,6 +1367,7 @@ Table_triggers_list::change_table_name_in_trignames(const char *db_name,
This method tries to leave trigger related files in consistent state,
i.e. it either will complete successfully, or will fail leaving files
in their initial state.
Also this method assumes that subject table is not renamed to itself.
RETURN VALUE
FALSE Success
@ -1388,6 +1389,9 @@ bool Table_triggers_list::change_table_name(THD *thd, const char *db,
safe_mutex_assert_owner(&LOCK_open);
DBUG_ASSERT(my_strcasecmp(table_alias_charset, db, new_db) ||
my_strcasecmp(table_alias_charset, old_table, new_table));
if (Table_triggers_list::check_n_load(thd, db, old_table, &table, TRUE))
{
result= 1;