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6684989801
Preparation for MDEV-16210: replace.test: key_type combinations: PK and UNIQUE. foreign.test: Preparation for key_type combinations. Other fixes: * Merged versioning.update2 into versioning.update; * Removed test2 database and done individual drop instead.
117 lines
4.1 KiB
Text
117 lines
4.1 KiB
Text
set system_versioning_alter_history=keep;
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create or replace table t (a int);
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alter table t add system versioning, lock=none;
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ERROR 0A000: LOCK=NONE is not supported. Reason: Not implemented for system-versioned timestamp tables. Try LOCK=SHARED
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alter table t add system versioning, algorithm=inplace;
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ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Not implemented for system-versioned timestamp tables. Try ALGORITHM=COPY
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alter table t add system versioning, lock=shared;
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alter table t add column b int, change column a a int without system versioning, lock=none;
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alter table t drop system versioning, lock=none;
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ERROR 0A000: LOCK=NONE is not supported. Reason: Not implemented for system-versioned operations. Try LOCK=SHARED
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alter table t drop system versioning, algorithm=inplace;
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create or replace table t (
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a int, b int,
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row_start SYS_DATATYPE as row start invisible,
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row_end SYS_DATATYPE as row end invisible,
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period for system_time (row_start, row_end)
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) with system versioning;
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insert into t values (1, 0);
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insert into t values (2, 0);
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delete from t where a = 2;
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alter table t drop column b, lock=none;
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alter table t add index idx(a), lock=none;
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select a, check_row(row_start, row_end) from t for system_time all order by a;
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a check_row(row_start, row_end)
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1 CURRENT ROW
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2 HISTORICAL ROW
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# MDEV-17038 ALTER TABLE CHANGE COLUMN c1 c1 bigint NOT NULL -
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# generates error if table uses SYSTEM VERSIONING [tempesta-tech/mariadb#540]
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create or replace table t1 (a int, key(a)) with system versioning;
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create or replace table t2 like t;
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alter table t2 add foreign key(a) references t1(a);
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alter table t2 modify column a int not null, lock=none;
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drop table t2;
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drop table t1;
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# MDEV-16330 Allow instant change of WITH SYSTEM VERSIONING column attribute
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create or replace table t1 (
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a int,
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b int,
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row_start SYS_DATATYPE as row start invisible,
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row_end SYS_DATATYPE as row end invisible,
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period for system_time(row_start, row_end)
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) with system versioning;
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create or replace table t2 (
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a int without system versioning,
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b int,
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row_start SYS_DATATYPE as row start invisible,
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row_end SYS_DATATYPE as row end invisible,
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period for system_time(row_start, row_end)
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) with system versioning;
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insert into t1 values (1,1);
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insert into t2 values (1,1);
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set @@system_versioning_alter_history=keep;
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# without rebuild
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alter table t1
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change a a int without system versioning,
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algorithm=instant;
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affected rows: 0
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info: Records: 0 Duplicates: 0 Warnings: 0
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alter table t2
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change a a int with system versioning,
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add primary key pk (a),
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algorithm=instant;
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ERROR 0A000: ALGORITHM=INSTANT is not supported for this operation. Try ALGORITHM=INPLACE
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# with rebuild
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alter table t2
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change a a int with system versioning,
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add primary key pk (a);
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affected rows: 0
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info: Records: 0 Duplicates: 0 Warnings: 1
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Warnings:
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Warning 1280 Name 'pk' ignored for PRIMARY key.
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update t1 set a=2;
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select count(*) from t1 for system_time all;
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count(*)
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1
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update t2 set a=2;
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select count(*) from t2 for system_time all;
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count(*)
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2
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drop table t1, t2;
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# rollback ALTER TABLE: nothing should change
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create or replace table t (
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a int,
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b int,
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row_start SYS_DATATYPE as row start invisible,
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row_end SYS_DATATYPE as row end invisible,
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period for system_time(row_start, row_end)
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) with system versioning;
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insert into t values (1, 1);
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select c.prtype from information_schema.innodb_sys_columns as c
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join information_schema.innodb_sys_tables as t on c.table_id=t.table_id
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where t.name='test/t' and c.name='b';
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prtype
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50179
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set @@system_versioning_alter_history=keep;
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select c.prtype from information_schema.innodb_sys_columns as c
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join information_schema.innodb_sys_tables as t on c.table_id=t.table_id
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where t.name='test/t' and c.name='b';
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prtype
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50179
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show create table t;
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Table Create Table
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t CREATE TABLE `t` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL,
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`row_start` SYS_DATATYPE GENERATED ALWAYS AS ROW START INVISIBLE,
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`row_end` SYS_DATATYPE GENERATED ALWAYS AS ROW END INVISIBLE,
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PERIOD FOR SYSTEM_TIME (`row_start`, `row_end`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
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select count(*) from t for system_time all;
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count(*)
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1
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update t set b=11;
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select count(*) from t for system_time all;
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count(*)
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2
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drop table t;
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