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Added Lock_time_ms and Table_catalog columns to metadata_lock_info

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If compiled for debugging, LOCK_DURATION is also filled in.
This commit is contained in:
Monty
2024-04-12 18:59:59 +03:00
parent 243dee7415
commit c91ec6a5c1
13 changed files with 199 additions and 162 deletions
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175
mysql-test/main/create_or_replace.result
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@ -261,83 +261,90 @@ create table test.t1 (i int) engine=myisam;
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
InnoDB 0 transactions not purged
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
create or replace table test.t1;
ERROR 42000: A table must have at least 1 column
show tables;
Tables_in_test
t2
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
create or replace table mysqltest2.t2;
ERROR 42000: A table must have at least 1 column
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
create table t1 (i int);
drop table t1;
create table test.t1 (i int);
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
create or replace table test.t1 (a int) select 1 as 'a', 2 as 'a';
ERROR 42S21: Duplicate column name 'a'
show tables;
Tables_in_test
t2
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
create or replace table mysqltest2.t2 (a int) select 1 as 'a', 2 as 'a';
ERROR 42S21: Duplicate column name 'a'
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
create table t1 (i int);
drop table t1;
create table test.t1 (i int) engine=innodb;
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
unlock tables;
drop table test.t1,mysqltest2.t2;
create table test.t1 (i int) engine=aria transactional=1 checksum=1;
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock mysqltest2
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock mysqltest2 t2
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
unlock tables;
drop table t1;
create table test.t1 (i int);
@ -348,19 +355,19 @@ drop table test.t1;
#
create table t1 (i int);
lock table t1 write;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
create or replace table t1 (a char(1)) engine=Innodb select 'foo' as a;
ERROR 22001: Data too long for column 'a' at row 1
show tables;
Tables_in_test
t2
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
create table t1 (i int);
drop table t1;
#
@ -447,37 +454,37 @@ drop view t1;
#
create table t1 (a int);
lock table t1 write, t2 read;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
MDL_SHARED_READ Table metadata lock test t2
create or replace table t1 (i int);
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
MDL_SHARED_READ Table metadata lock test t2
create or replace table t1 like t2;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
MDL_SHARED_READ Table metadata lock test t2
create or replace table t1 select 1 as f1;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_BACKUP_DDL NULL Backup lock
# MDL_BACKUP_DML NULL Backup lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
select LOCK_MODE,LOCK_TYPE, TABLE_SCHEMA,TABLE_NAME from information_schema.metadata_lock_info;
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_BACKUP_DDL Backup lock
MDL_BACKUP_DML Backup lock
MDL_INTENTION_EXCLUSIVE Schema metadata lock test
MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
MDL_SHARED_READ Table metadata lock test t2
drop table t1;
unlock tables;
#