create orreplace table t(
id int,
KEY_TYPE(id),
x int,
row_start SYS_DATATYPE as row start invisible,
row_end SYS_DATATYPE as row end invisible,
period for system_time(row_start, row_end)
) with system versioning;
insert t values (1, 2); replace t values (1, 3);
select *, current_row(row_end) as current from t for system_time all order by x;
id x current 120 131
drop table t;
create table t (
id int unique,
x int,
row_start SYS_DATATYPE as row start invisible,
row_end SYS_DATATYPE as row end invisible,
period for system_time (row_start, row_end)
) with system versioning;
insert t values (1, 2); replace t values (1, 3);
select *, current_row(row_end) as current from t for system_time all order by x;
id x current 120 131
drop table t;
#
# MDEV-15645 Assertion `table->insert_values' failed in write_record upon REPLACE into a view with underlying versioned table
#
create orreplace table t1 (a int, b int, primary key (a), unique(b)) with system versioning;
insert into t1 values (1,1);
create orreplace table t2 (c int);
create orreplace view v as select t1.* from t1 join t2; replace into v (a, b) select a, b from t1;
drop view v;
drop tables t1, t2;
CREATE TABLE t1 (
pk INT AUTO_INCREMENT,
f INT,
row_start SYS_DATATYPE AS ROW START INVISIBLE,
row_end SYS_DATATYPE AS ROW END INVISIBLE,
PRIMARY KEY(pk),
UNIQUE(f),
PERIOD FOR SYSTEM_TIME(row_start, row_end)
) WITH SYSTEM VERSIONING;
INSERT INTO t1 () VALUES (),(),(),(),(),();
UPDATE IGNORE t1 SET f = 1; REPLACE t1 SELECT * FROM t1;
DROP TABLE t1;
#
# MDEV-22540 ER_DUP_ENTRY upon REPLACEor Assertion failed
# set timestamp=1589245268.41934;
create table t1 (a int primary key) with system versioning;
insert into t1 values (1),(2);
connect con1,localhost,root,,test; set timestamp=1589245268.52093; replace into t1 values (1),(2);
connection default; replace into t1 values (1),(2);
connection con1; replace into t1 values (1),(2); ERROR23000: Duplicate entry '1' for key 'PRIMARY'
drop table t1;
#
# MDEV-14794 Limitations which the row end as a part of PK imposes due to
# CURRENT_TIMESTAMP behavior andotherwise
#
# MDEV-15330 Server crash or assertion `table->insert_values' failure in write_record upon LOAD DATA
#
create table t1 (a int, b int, c int, vc int as (c), unique(a), unique(b)) with system versioning;
insert ignore into t1 (a,b,c) values (1,2,3);
select a, b, c into outfile '15330.data' from t1;
load data infile '15330.data' ignore into table t1 (a,b,c);
Warnings:
Warning 1062 Duplicate entry '1' for key 'a'
load data infile '15330.data'replace into table t1 (a,b,c);
drop table t1;
#
# MDEV-35343 unexpected replace behaviour when long unique index on system versioned table
#
create table t1 (data char(10));
insert into t1 values ('o');
alter ignore table t1 add unique index (data);
alter ignore table t1 add unique index (data);
Warnings:
Note 1831 Duplicate index `data_2`. This is deprecated and will be disallowed in a future release
alter table t1 add system versioning; replace into t1 values ('o'), ('o');
drop table t1;
#
# MDEV-15990REPLACE on a precise-versioned table returns duplicate key
# error (ER_DUP_ENTRY)
#
create orreplace table t1 (
pk int KEY_TYPE, i int,
row_start SYS_DATATYPE as row start invisible,
row_end SYS_DATATYPE as row end invisible,
period for system_time(row_start, row_end)
) with system versioning; replace into t1 (pk,i) values (1,10),(1,100),(1,1000);
select pk, i, check_row(row_start, row_end) from t1 for system_time all;
pk i check_row(row_start, row_end) 11000 CURRENT ROW
drop table t1;
create orreplace table t1 (
pk int KEY_TYPE, i int,
row_start SYS_DATATYPE as row start invisible,
row_end SYS_DATATYPE as row end invisible,
period for system_time(row_start, row_end)
) with system versioning; set timestamp= (select unix_timestamp());
begin;
insert t1(pk, i) values(1,3);
delete from t1;
insert t1(pk, i) values(1,30);
delete from t1;
insert t1(pk, i) values(1,300);
commit;
select pk, i, check_row(row_start, row_end) from t1 for system_time all;
pk i check_row(row_start, row_end) 13ERROR: row_end == row_start 1300 CURRENT ROW
drop table t1;
# In this case there'll be no unique constraint on a historical row.
create orreplace table t1 (
pk int, i int,
row_start SYS_DATATYPE as row start invisible,
row_end SYS_DATATYPE as row end invisible,
period for system_time(row_start, row_end)
) with system versioning; set timestamp= (select unix_timestamp());
begin;
insert t1(pk, i) values(1,3);
delete from t1;
insert t1(pk, i) values(1,30);
delete from t1;
insert t1(pk, i) values(1,300);
commit;
select pk, i, check_row(row_start, row_end) from t1 for system_time all;
pk i check_row(row_start, row_end) 13ERROR: row_end == row_start 130ERROR: row_end == row_start 1300 CURRENT ROW
drop table t1;
#
# End of 10.5 tests
#
#
# MDEV-40099: MSAN: use-of-uninitialized-value in int `TABLE::delete_row<true>(bool)`
# set @old_mode= @@sql_mode; set sql_mode='';
create table t1 (c1 int key) engine=myisam with system versioning;
insert into t1 () values ();
Warnings:
Warning 1364 Field 'c1' doesn't have a default value replace delayed into t1 () values ();
drop table t1;
create table t1 (c1 int key) engine=myisam with system versioning;
insert into t1 (c1) values (1); replace delayed into t1 (c1) values (1);
drop table t1; set sql_mode=@old_mode;
# End of 10.11 tests
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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