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nexedi
MariaDB
Commits
1c0f6753
Commit
1c0f6753
authored
Apr 10, 2006
by
ingo@mysql.com
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Merge mysql.com:/home/mydev/mysql-5.0
into mysql.com:/home/mydev/mysql-5.0-bug5390
parents
aeeb1992
c864ac15
Changes
5
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5 changed files
with
236 additions
and
121 deletions
+236
-121
mysql-test/r/lock.result
mysql-test/r/lock.result
+11
-0
mysql-test/t/lock.test
mysql-test/t/lock.test
+18
-0
sql/lock.cc
sql/lock.cc
+197
-117
sql/sql_insert.cc
sql/sql_insert.cc
+4
-1
sql/table.h
sql/table.h
+6
-3
No files found.
mysql-test/r/lock.result
View file @
1c0f6753
...
...
@@ -47,6 +47,17 @@ unlock tables;
lock tables t1 write, t1 as t1_alias read;
insert into t1 select index1,nr from t1 as t1_alias;
drop table t1,t2;
create table t1 (c1 int);
create table t2 (c1 int);
create table t3 (c1 int);
lock tables t1 write, t2 write, t3 write;
drop table t2, t3, t1;
create table t1 (c1 int);
create table t2 (c1 int);
create table t3 (c1 int);
lock tables t1 write, t2 write, t3 write, t1 as t4 read;
alter table t2 add column c2 int;
drop table t1, t2, t3;
create table t1 ( a int(11) not null auto_increment, primary key(a));
create table t2 ( a int(11) not null auto_increment, primary key(a));
lock tables t1 write, t2 read;
...
...
mysql-test/t/lock.test
View file @
1c0f6753
...
...
@@ -61,6 +61,24 @@ insert into t1 select index1,nr from t1 as t1_alias;
drop
table
t1
,
t2
;
#
# BUG#5390 - problems with merge tables
# Supplement test for the after-fix optimization
# Check that a dropped table is correctly removed from a lock.
create
table
t1
(
c1
int
);
create
table
t2
(
c1
int
);
create
table
t3
(
c1
int
);
lock
tables
t1
write
,
t2
write
,
t3
write
;
# This removes one table after the other from the lock.
drop
table
t2
,
t3
,
t1
;
#
# Check that a lock merge works.
create
table
t1
(
c1
int
);
create
table
t2
(
c1
int
);
create
table
t3
(
c1
int
);
lock
tables
t1
write
,
t2
write
,
t3
write
,
t1
as
t4
read
;
alter
table
t2
add
column
c2
int
;
drop
table
t1
,
t2
,
t3
;
# Bug7241 - Invalid response when DELETE .. USING and LOCK TABLES used.
#
create
table
t1
(
a
int
(
11
)
not
null
auto_increment
,
primary
key
(
a
));
...
...
sql/lock.cc
View file @
1c0f6753
This diff is collapsed.
Click to expand it.
sql/sql_insert.cc
View file @
1c0f6753
...
...
@@ -1536,7 +1536,10 @@ TABLE *delayed_insert::get_local_table(THD* client_thd)
/* Adjust in_use for pointing to client thread */
copy
->
in_use
=
client_thd
;
/* Adjust lock_count. This table object is not part of a lock. */
copy
->
lock_count
=
0
;
return
copy
;
/* Got fatal error */
...
...
sql/table.h
View file @
1c0f6753
...
...
@@ -236,7 +236,10 @@ struct st_table {
*/
timestamp_auto_set_type
timestamp_field_type
;
table_map
map
;
/* ID bit of table (1,2,4,8,16...) */
uint
lock_position
;
/* Position in MYSQL_LOCK.table */
uint
lock_data_start
;
/* Start pos. in MYSQL_LOCK.locks */
uint
lock_count
;
/* Number of locks */
uint
tablenr
,
used_fields
;
uint
temp_pool_slot
;
/* Used by intern temp tables */
uint
status
;
/* What's in record[0] */
...
...
@@ -245,8 +248,8 @@ struct st_table {
uint
derived_select_number
;
int
current_lock
;
/* Type of lock on table */
my_bool
copy_blobs
;
/* copy_blobs when storing */
/*
/*
0 or JOIN_TYPE_{LEFT|RIGHT}. Currently this is only compared to 0.
If maybe_null !=0, this table is inner w.r.t. some outer join operation,
and null_row may be true.
...
...
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