mirror of
https://github.com/MariaDB/server.git
synced 2025-10-31 10:56:12 +01:00
547 lines
24 KiB
Text
547 lines
24 KiB
Text
create or replace table t(id int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, p without overlaps)
|
|
) partition by key (id);
|
|
show create table t;
|
|
Table Create Table
|
|
t CREATE TABLE `t` (
|
|
`id` int(11) NOT NULL,
|
|
`s` date NOT NULL,
|
|
`e` date NOT NULL,
|
|
PERIOD FOR `p` (`s`, `e`),
|
|
PRIMARY KEY (`id`,`p` WITHOUT OVERLAPS)
|
|
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
|
|
PARTITION BY KEY (`id`)
|
|
select * from information_schema.key_period_usage;
|
|
CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PERIOD_NAME
|
|
def test PRIMARY def test t p
|
|
create or replace table t_multi(id int, id2 int, s date, e date,
|
|
period for very_interesting_period(s,e),
|
|
primary key(id, very_interesting_period without overlaps),
|
|
unique(id2, very_interesting_period without overlaps)
|
|
);
|
|
select * from information_schema.key_period_usage;
|
|
CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PERIOD_NAME
|
|
def test PRIMARY def test t p
|
|
def test PRIMARY def test t_multi very_interesting_period
|
|
def test id2 def test t_multi very_interesting_period
|
|
drop table t_multi;
|
|
insert into t values (1, '2003-01-01', '2003-03-01'),
|
|
(1, '2003-05-01', '2003-07-01');
|
|
insert into t values (1, '2003-02-01', '2003-04-01');
|
|
ERROR 23000: Duplicate entry '1-2003-04-01-2003-02-01' for key 'PRIMARY'
|
|
insert into t values (1, '2003-04-01', '2003-06-01');
|
|
ERROR 23000: Duplicate entry '1-2003-06-01-2003-04-01' for key 'PRIMARY'
|
|
insert into t values (1, '2003-05-15', '2003-06-15');
|
|
ERROR 23000: Duplicate entry '1-2003-06-15-2003-05-15' for key 'PRIMARY'
|
|
insert into t values (1, '2003-04-01', '2003-08-01');
|
|
ERROR 23000: Duplicate entry '1-2003-08-01-2003-04-01' for key 'PRIMARY'
|
|
insert into t values (1, '2003-03-01', '2003-05-01');
|
|
# expand/shrink period
|
|
update t set s= '2002-12-01' where s = '2003-01-01';
|
|
update t set s= '2003-01-01' where s = '2002-12-01';
|
|
update t set e= '2003-08-01' where s = '2003-05-01';
|
|
update t set e= '2003-07-01' where s = '2003-05-01';
|
|
# move left/right
|
|
update t set s= '2002-12-15', e= '2003-01-15' where s = '2003-01-01';
|
|
update t set s= '2003-01-01', e= '2003-02-01' where s = '2002-12-15';
|
|
# diminish/enlarge
|
|
update t set s= '2003-01-10', e= '2003-01-20' where s = '2003-01-01';
|
|
update t set s= '2003-01-01', e= '2003-02-01' where s = '2003-01-10';
|
|
select * from t;
|
|
id s e
|
|
1 2003-01-01 2003-02-01
|
|
1 2003-03-01 2003-05-01
|
|
1 2003-05-01 2003-07-01
|
|
# intersect left/right, strict inclusion/containment
|
|
update t set e= '2003-04-01' where s = '2003-01-01';
|
|
ERROR 23000: Duplicate entry '1-2003-04-01-2003-01-01' for key 'PRIMARY'
|
|
update t set s= '2003-04-01' where s = '2003-05-01';
|
|
ERROR 23000: Duplicate entry '1-2003-07-01-2003-04-01' for key 'PRIMARY'
|
|
update t set s= '2003-03-10', e= '2003-03-20' where s = '2003-01-01';
|
|
ERROR 23000: Duplicate entry '1-2003-03-20-2003-03-10' for key 'PRIMARY'
|
|
update t set s= '2003-04-01', e= '2003-08-01' where s = '2003-03-01';
|
|
ERROR 23000: Duplicate entry '1-2003-08-01-2003-04-01' for key 'PRIMARY'
|
|
# inclusion/containment with partial match
|
|
update t set s= '2003-03-01', e= '2003-04-01' where s = '2003-01-01';
|
|
ERROR 23000: Duplicate entry '1-2003-04-01-2003-03-01' for key 'PRIMARY'
|
|
update t set s= '2003-04-01', e= '2003-05-01' where s = '2003-01-01';
|
|
ERROR 23000: Duplicate entry '1-2003-05-01-2003-04-01' for key 'PRIMARY'
|
|
update t set s= '2003-03-01' where s = '2003-05-01';
|
|
ERROR 23000: Duplicate entry '1-2003-07-01-2003-03-01' for key 'PRIMARY'
|
|
update t set e= '2003-05-01' where s = '2003-01-01';
|
|
ERROR 23000: Duplicate entry '1-2003-05-01-2003-01-01' for key 'PRIMARY'
|
|
select * from t where year(s) = 2003;
|
|
id s e
|
|
1 2003-01-01 2003-02-01
|
|
1 2003-03-01 2003-05-01
|
|
1 2003-05-01 2003-07-01
|
|
# UPDATE ... FOR PORTION test
|
|
insert t values (2, '2003-04-15', '2003-05-01');
|
|
update t for portion of p from '2003-01-01' to '2003-01-15'
|
|
set id= 2;
|
|
select * from t;
|
|
id s e
|
|
1 2003-01-15 2003-02-01
|
|
1 2003-03-01 2003-05-01
|
|
1 2003-05-01 2003-07-01
|
|
2 2003-01-01 2003-01-15
|
|
2 2003-04-15 2003-05-01
|
|
update t for portion of p from '2003-01-15' to '2003-02-01'
|
|
set id= 2;
|
|
select * from t;
|
|
id s e
|
|
1 2003-03-01 2003-05-01
|
|
1 2003-05-01 2003-07-01
|
|
2 2003-01-01 2003-01-15
|
|
2 2003-01-15 2003-02-01
|
|
2 2003-04-15 2003-05-01
|
|
# Next, test UPDATE ... FOR PORTION resulting with an error
|
|
# Since MyISAM/Aria engines lack atomicity, the results would differ with
|
|
# innodb. So a table is going to be copied to one with explicit engine.
|
|
create table t_myisam (id int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, p without overlaps))
|
|
engine=myisam
|
|
select * from t;
|
|
update t_myisam for portion of p from '2003-04-01' to '2003-06-01'
|
|
set id= 2 order by s desc;
|
|
ERROR 23000: Duplicate entry '2-2003-05-01-2003-04-01' for key 'PRIMARY'
|
|
select * from t_myisam;
|
|
id s e
|
|
1 2003-03-01 2003-05-01
|
|
1 2003-06-01 2003-07-01
|
|
2 2003-01-01 2003-01-15
|
|
2 2003-01-15 2003-02-01
|
|
2 2003-04-15 2003-05-01
|
|
2 2003-05-01 2003-06-01
|
|
create table t_innodb (id int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, p without overlaps))
|
|
engine=innodb
|
|
select * from t;
|
|
update t_innodb for portion of p from '2003-04-01' to '2003-06-01'
|
|
set id= 2 order by s desc;
|
|
ERROR 23000: Duplicate entry '2-2003-05-01-2003-04-01' for key 'PRIMARY'
|
|
select * from t_innodb;
|
|
id s e
|
|
1 2003-03-01 2003-05-01
|
|
1 2003-05-01 2003-07-01
|
|
2 2003-01-01 2003-01-15
|
|
2 2003-01-15 2003-02-01
|
|
2 2003-04-15 2003-05-01
|
|
drop table t_myisam, t_innodb;
|
|
create or replace table t(id int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, q without overlaps));
|
|
ERROR HY000: Period `q` is not found in table
|
|
create or replace table t(id int, s date, e date,
|
|
primary key(id, p without overlaps));
|
|
ERROR HY000: Period `p` is not found in table
|
|
create or replace table t(id int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, s, p without overlaps));
|
|
ERROR HY000: Key `PRIMARY` cannot explicitly include column `s`
|
|
create or replace table t(id int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id));
|
|
insert into t values (1, '2003-03-01', '2003-05-01');
|
|
insert into t values (1, '2003-04-01', '2003-05-01');
|
|
ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
|
|
create or replace table t(id int, u int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, p without overlaps),
|
|
unique(u));
|
|
show create table t;
|
|
Table Create Table
|
|
t CREATE TABLE `t` (
|
|
`id` int(11) NOT NULL,
|
|
`u` int(11) DEFAULT NULL,
|
|
`s` date NOT NULL,
|
|
`e` date NOT NULL,
|
|
PERIOD FOR `p` (`s`, `e`),
|
|
PRIMARY KEY (`id`,`p` WITHOUT OVERLAPS),
|
|
UNIQUE KEY `u` (`u`)
|
|
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
|
|
insert into t values (1, 1, '2003-03-01', '2003-05-01');
|
|
insert into t values (1, 2, '2003-05-01', '2003-07-01');
|
|
insert into t values (1, 3, '2003-04-01', '2003-05-01');
|
|
ERROR 23000: Duplicate entry '1-2003-05-01-2003-04-01' for key 'PRIMARY'
|
|
create or replace table t(id int, u int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, p without overlaps),
|
|
unique(u, p without overlaps));
|
|
show create table t;
|
|
Table Create Table
|
|
t CREATE TABLE `t` (
|
|
`id` int(11) NOT NULL,
|
|
`u` int(11) DEFAULT NULL,
|
|
`s` date NOT NULL,
|
|
`e` date NOT NULL,
|
|
PERIOD FOR `p` (`s`, `e`),
|
|
PRIMARY KEY (`id`,`p` WITHOUT OVERLAPS),
|
|
UNIQUE KEY `u` (`u`,`p` WITHOUT OVERLAPS)
|
|
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
|
|
insert into t values (2, NULL, '2003-03-01', '2003-05-01');
|
|
insert into t values (2, NULL, '2003-03-01', '2003-05-01');
|
|
ERROR 23000: Duplicate entry '2-2003-05-01-2003-03-01' for key 'PRIMARY'
|
|
insert into t values (3, NULL, '2003-03-01', '2003-05-01');
|
|
insert into t values (1, 1, '2003-03-01', '2003-05-01');
|
|
insert into t values (1, 2, '2003-05-01', '2003-07-01');
|
|
insert into t values (4, NULL, '2003-03-01', '2003-05-01');
|
|
create sequence seq start=5 engine=myisam;
|
|
update t set id= nextval(seq), u= nextval(seq), s='2003-05-01', e='2003-07-01'
|
|
where u is NULL;
|
|
select * from t;
|
|
id u s e
|
|
1 1 2003-03-01 2003-05-01
|
|
1 2 2003-05-01 2003-07-01
|
|
5 6 2003-05-01 2003-07-01
|
|
7 8 2003-05-01 2003-07-01
|
|
9 10 2003-05-01 2003-07-01
|
|
drop sequence seq;
|
|
create or replace table t(id int, s date, e date,
|
|
period for p(s,e));
|
|
insert into t values (1, '2003-01-01', '2003-03-01'),
|
|
(1, '2003-05-01', '2003-07-01'),
|
|
(1, '2003-02-01', '2003-04-01');
|
|
alter table t add primary key(id, p without overlaps);
|
|
ERROR 23000: Duplicate entry '1-2003-04-01-2003-02-01' for key 'PRIMARY'
|
|
# Historical rows are not checked against constraints
|
|
set @@system_versioning_alter_history= keep;
|
|
alter table t add system versioning;
|
|
delete from t;
|
|
alter table t add primary key(id, p without overlaps);
|
|
insert into t values (1, '2003-01-01', '2003-03-01'),
|
|
(1, '2003-03-01', '2003-05-01');
|
|
# `without overlaps` is not lost on alter table
|
|
alter table t add y int;
|
|
show create table t;
|
|
Table Create Table
|
|
t CREATE TABLE `t` (
|
|
`id` int(11) NOT NULL,
|
|
`s` date NOT NULL,
|
|
`e` date NOT NULL,
|
|
`y` int(11) DEFAULT NULL,
|
|
PERIOD FOR `p` (`s`, `e`),
|
|
PRIMARY KEY (`id`,`p` WITHOUT OVERLAPS)
|
|
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci WITH SYSTEM VERSIONING
|
|
alter table t drop y;
|
|
create or replace table t1 like t;
|
|
show create table t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`id` int(11) NOT NULL,
|
|
`s` date NOT NULL,
|
|
`e` date NOT NULL,
|
|
PERIOD FOR `p` (`s`, `e`),
|
|
PRIMARY KEY (`id`,`p` WITHOUT OVERLAPS)
|
|
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci WITH SYSTEM VERSIONING
|
|
create or replace table t1 (x int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(x, p without overlaps));
|
|
alter table t1 partition by key (x);
|
|
create or replace table t1 (x int, s date, e date, period for p (s, e))
|
|
partition by hash (x);
|
|
alter table t1 add primary key (x, p without overlaps);
|
|
create or replace table t2 (x int, s date, e date,
|
|
period for p (s, e),
|
|
key(x, p without overlaps));
|
|
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'without overlaps))' at line 3
|
|
create or replace table t2 (x int, s date, e date,
|
|
period for p (s, e),
|
|
unique(x, p without overlaps, x, p without overlaps));
|
|
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ' x, p without overlaps))' at line 3
|
|
create or replace table t1 (x varchar(100), s date, e date,
|
|
period for p(s,e),
|
|
primary key(x, p without overlaps));
|
|
create or replace table t1 (x varchar(100) compressed, s date, e date,
|
|
period for p(s,e),
|
|
primary key(x, p without overlaps));
|
|
ERROR HY000: Compressed column 'x' can't be used in key specification
|
|
create or replace table t (x int, s date, e date, period for apptime(s,e),
|
|
unique(x, apptime without overlaps) using hash);
|
|
ERROR HY000: Key `x` cannot have WITHOUT OVERLAPS
|
|
create or replace table t (x int, s date, e date, period for apptime(s,e),
|
|
b blob, unique(x, b, apptime without overlaps));
|
|
ERROR HY000: Key `x` cannot have WITHOUT OVERLAPS
|
|
create or replace table t (x int, s date, e date, b blob unique,
|
|
period for apptime(s,e),
|
|
unique(x, apptime without overlaps));
|
|
insert into t values (1, '2020-03-01', '2020-03-05', 'test');
|
|
insert into t values (1, '2020-03-05', '2020-03-10', 'test');
|
|
ERROR 23000: Duplicate entry 'test' for key 'b'
|
|
insert into t values (1, '2020-03-05', '2020-03-10', 'test2');
|
|
insert into t values (1, '2020-03-03', '2020-03-10', 'test3');
|
|
ERROR 23000: Duplicate entry '1-2020-03-10-2020-03-03' for key 'x'
|
|
create or replace table t (x int, s date, e date, period for apptime(s,e),
|
|
unique(x, apptime without overlaps));
|
|
replace into t values (1, '2020-03-03', '2020-03-10');
|
|
ERROR 42000: This version of MariaDB doesn't yet support 'WITHOUT OVERLAPS'
|
|
insert into t values (1, '2020-03-03', '2020-03-10')
|
|
on duplicate key update x = 2;
|
|
ERROR 42000: This version of MariaDB doesn't yet support 'WITHOUT OVERLAPS'
|
|
select * from t;
|
|
x s e
|
|
select * into outfile 'tmp_t.txt' from t;
|
|
load data infile 'tmp_t.txt' into table t;
|
|
load data infile 'tmp_t.txt' replace into table t;
|
|
ERROR 42000: This version of MariaDB doesn't yet support 'WITHOUT OVERLAPS'
|
|
insert into t values (1, '2020-03-01', '2020-03-05');
|
|
select * into outfile 'tmp_t.txt' from t;
|
|
load data infile 'tmp_t.txt' into table t;
|
|
ERROR 23000: Duplicate entry '1-2020-03-05-2020-03-01' for key 'x'
|
|
load data infile 'tmp_t.txt' ignore into table t;
|
|
Warnings:
|
|
Warning 1062 Duplicate entry '1-2020-03-05-2020-03-01' for key 'x'
|
|
load data infile 'tmp_t.txt' replace into table t;
|
|
ERROR 42000: This version of MariaDB doesn't yet support 'WITHOUT OVERLAPS'
|
|
# MDEV-22599 WITHOUT OVERLAPS does not work with prefix indexes
|
|
create or replace table t1 (a varchar(6), s timestamp, e timestamp,
|
|
period for p(s,e),
|
|
unique(a(3), p without overlaps));
|
|
insert into t1 values ('foo', '2012-01-01', '2015-12-31');
|
|
insert into t1 values ('foobar', '2013-01-01', '2014-01-01');
|
|
ERROR 23000: Duplicate entry 'foo-2014-01-01 00:00:00-2013-01-01 00:00:00' for key 'a'
|
|
insert into t1 values ('bar', '2012-01-01', '2015-12-31'),
|
|
('baz', '2013-01-01', '2014-01-01');
|
|
select * from t1;
|
|
a s e
|
|
foo 2012-01-01 00:00:00 2015-12-31 00:00:00
|
|
bar 2012-01-01 00:00:00 2015-12-31 00:00:00
|
|
baz 2013-01-01 00:00:00 2014-01-01 00:00:00
|
|
# MDEV-22753 Server crashes in handler::ha_check_overlaps or error 190
|
|
# "Incompatible key or row definition" upon INSERT into versioned
|
|
# partitioned table with WITHOUT OVERLAPS
|
|
create or replace table t1 (f int, s date, e date, period for p(s,e),
|
|
unique(f, p without overlaps)
|
|
) engine=innodb with system versioning
|
|
partition by system_time limit 1000
|
|
(partition p1 history, partition pn current);
|
|
alter table t1 add partition (partition p2 history);
|
|
show create table t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`f` int(11) DEFAULT NULL,
|
|
`s` date NOT NULL,
|
|
`e` date NOT NULL,
|
|
PERIOD FOR `p` (`s`, `e`),
|
|
UNIQUE KEY `f` (`f`,`p` WITHOUT OVERLAPS)
|
|
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci WITH SYSTEM VERSIONING
|
|
PARTITION BY SYSTEM_TIME LIMIT 1000
|
|
(PARTITION `p1` HISTORY ENGINE = InnoDB,
|
|
PARTITION `p2` HISTORY ENGINE = InnoDB,
|
|
PARTITION `pn` CURRENT ENGINE = InnoDB)
|
|
insert into t1 values (1,'2013-01-12','2015-11-04'),
|
|
(2,'2016-03-15','2024-11-09');
|
|
# MDEV-22714 Assertion `index->table->is_instant()' failed upon
|
|
# multi-update on table with WITHOUT OVERLAPS
|
|
create or replace table t (a int);
|
|
insert into t values (0),(null),(0);
|
|
create or replace table t1 (f int, s date, e date, period for p(s,e),
|
|
unique(f, p without overlaps));
|
|
insert into t1 values (0,'2026-02-12','2036-09-16'),
|
|
(null,'2025-03-09','2032-12-05');
|
|
update ignore t join t1 set f = a;
|
|
# MDEV-22639 Assertion `inited != NONE' failed in
|
|
# handler::ha_check_overlaps upon multi-table update
|
|
create or replace table t (f int, s date, e date, period for p(s,e),
|
|
unique(f, p without overlaps)) engine=myisam;
|
|
insert into t values (1,'1988-08-25','2024-03-06');
|
|
create or replace table t1 (a int) engine=myisam;
|
|
insert into t1 values (1),(2);
|
|
update t join t1 set s = '2020-01-01';
|
|
# MDEV-22608 ASAN use-after-poison in TABLE::check_period_overlaps
|
|
create or replace table t1 (s date, e date, b bit, period for p(s,e),
|
|
unique(b, p without overlaps)) engine=myisam;
|
|
insert into t1 values ('2024-12-21','2034-06-29',0),
|
|
('2024-12-21','2034-06-29',1);
|
|
update t1 set b = 1;
|
|
ERROR 23000: Duplicate entry '\x01-2034-06-29-2024-12-21' for key 'b'
|
|
# MDEV-22677 Server crashes in ha_partition::open upon update on
|
|
# partitioned HEAP table with WITHOUT OVERLAPS
|
|
create or replace table t (id int, s date, e date, period for p(s,e),
|
|
primary key(id, p without overlaps)
|
|
) engine=heap partition by hash(id);
|
|
update t set id = 1;
|
|
drop table t, t1;
|
|
#
|
|
# MDEV-30415 PERIOD false positive overlap wtih utf8mb4_unicode_nopad_ci
|
|
#
|
|
CREATE TABLE t1 (
|
|
datetime_column_name_1 DATETIME(6) NOT NULL,
|
|
datetime_column_name_2 DATETIME(6) NOT NULL,
|
|
text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
|
|
PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
|
|
UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS)
|
|
) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
|
|
TRUNCATE TABLE t1;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
|
|
DROP TABLE t1;
|
|
CREATE TABLE `t1` (
|
|
datetime_column_name_1 DATETIME(6) NOT NULL,
|
|
datetime_column_name_2 DATETIME(6) NOT NULL,
|
|
text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
|
|
PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
|
|
UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS)
|
|
) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
|
|
INSERT INTO t1 VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def');
|
|
TRUNCATE TABLE t1;
|
|
INSERT INTO t1 VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def'),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def ');
|
|
SELECT *, LENGTH(text_column_name) FROM t1;
|
|
datetime_column_name_1 datetime_column_name_2 text_column_name LENGTH(text_column_name)
|
|
2000-01-01 00:00:00.000000 2001-01-01 00:00:00.000000 def 3
|
|
2000-01-01 00:00:00.000000 2001-01-01 00:00:00.000000 def 4
|
|
2000-01-01 00:00:00.000000 2001-01-01 00:00:00.000000 def 5
|
|
DROP TABLE t1;
|
|
CREATE TABLE t1 (
|
|
datetime_column_name_1 DATETIME(6) NOT NULL,
|
|
datetime_column_name_2 DATETIME(6) NOT NULL,
|
|
text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
|
|
PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
|
|
UNIQUE KEY index_name (text_column_name(3),period_name WITHOUT OVERLAPS)
|
|
) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
|
|
ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
|
|
TRUNCATE TABLE t1;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
|
|
ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
|
|
DROP TABLE t1;
|
|
CREATE TABLE t1 (
|
|
datetime_column_name_1 DATETIME(6) NOT NULL,
|
|
datetime_column_name_2 DATETIME(6) NOT NULL,
|
|
char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
|
|
PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
|
|
UNIQUE KEY index_name (char_column_name(191),period_name WITHOUT OVERLAPS)
|
|
) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
|
|
ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
|
|
TRUNCATE TABLE t1;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
|
|
ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
|
|
DROP TABLE t1;
|
|
CREATE TABLE t1 (
|
|
datetime_column_name_1 DATETIME(6) NOT NULL,
|
|
datetime_column_name_2 DATETIME(6) NOT NULL,
|
|
char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
|
|
PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
|
|
UNIQUE KEY index_name (char_column_name(3),period_name WITHOUT OVERLAPS)
|
|
) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
|
|
ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
|
|
TRUNCATE TABLE t1;
|
|
INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
|
|
VALUES
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
|
|
('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
|
|
ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
|
|
DROP TABLE t1;
|
|
# MDEV-25370 Update for portion changes autoincrement key in period table
|
|
create or replace table cars(id int auto_increment,
|
|
price int, s date, e date,
|
|
period for p(s,e),
|
|
primary key(id, p without overlaps));
|
|
insert into cars(price, s, e) values (1000, '2018-01-01', '2020-01-01');
|
|
select * from cars;
|
|
id price s e
|
|
1 1000 2018-01-01 2020-01-01
|
|
update cars for portion of p from '2019-01-01' to '2019-12-01' set price= 1100;
|
|
select * from cars;
|
|
id price s e
|
|
1 1000 2018-01-01 2019-01-01
|
|
1 1000 2019-12-01 2020-01-01
|
|
1 1100 2019-01-01 2019-12-01
|
|
delete from cars for portion of p from '2019-12-10' to '2019-12-20';
|
|
select * from cars;
|
|
id price s e
|
|
1 1000 2018-01-01 2019-01-01
|
|
1 1000 2019-12-01 2019-12-10
|
|
1 1000 2019-12-20 2020-01-01
|
|
1 1100 2019-01-01 2019-12-01
|
|
# AUTO_INCREMENT field is separate from WITHOUT OVERLAPS
|
|
create or replace table cars(id int primary key auto_increment,
|
|
car_id int,
|
|
price int, s date, e date,
|
|
period for p(s,e),
|
|
unique(car_id, p without overlaps));
|
|
insert cars(car_id, price, s, e) values (1, 1000, '2018-01-01', '2020-01-01');
|
|
select * from cars;
|
|
id car_id price s e
|
|
1 1 1000 2018-01-01 2020-01-01
|
|
update cars for portion of p from '2019-01-01' to '2019-12-01' set price= 1100;
|
|
select * from cars;
|
|
id car_id price s e
|
|
1 1 1100 2019-01-01 2019-12-01
|
|
2 1 1000 2018-01-01 2019-01-01
|
|
3 1 1000 2019-12-01 2020-01-01
|
|
delete from cars for portion of p from '2019-12-10' to '2019-12-20';
|
|
select * from cars;
|
|
id car_id price s e
|
|
1 1 1100 2019-01-01 2019-12-01
|
|
2 1 1000 2018-01-01 2019-01-01
|
|
4 1 1000 2019-12-01 2019-12-10
|
|
5 1 1000 2019-12-20 2020-01-01
|
|
# AUTO_INCREMENT field is both standalone and in WITHOUT OVERLAPS
|
|
create or replace table cars(id int primary key auto_increment,
|
|
price int, s date, e date,
|
|
period for p(s,e),
|
|
unique(id, p without overlaps));
|
|
insert cars(price, s, e) values (1000, '2018-01-01', '2020-01-01');
|
|
insert cars(price, s, e) values (1000, '2021-01-01', '2022-01-01');
|
|
update cars for portion of p from '2019-01-01' to '2019-12-01' set price= 1100;
|
|
# autoincrement index is: id int primary key
|
|
# id increments each time.
|
|
select * from cars;
|
|
id price s e
|
|
1 1100 2019-01-01 2019-12-01
|
|
2 1000 2021-01-01 2022-01-01
|
|
3 1000 2018-01-01 2019-01-01
|
|
4 1000 2019-12-01 2020-01-01
|
|
truncate cars;
|
|
insert cars(price, s, e) values (1000, '2018-01-01', '2020-01-01');
|
|
delete from cars for portion of p from '2019-12-10' to '2019-12-20';
|
|
select * from cars;
|
|
id price s e
|
|
2 1000 2018-01-01 2019-12-10
|
|
3 1000 2019-12-20 2020-01-01
|
|
create or replace table cars(id int unique auto_increment,
|
|
price int, s date, e date,
|
|
period for p(s,e),
|
|
primary key (id, p without overlaps));
|
|
insert cars(price, s, e) values (1000, '2018-01-01', '2020-01-01');
|
|
# autoincrement index is: primary key (id, p without overlaps)
|
|
# id is not incremented, hence duplication error
|
|
update cars for portion of p from '2019-01-01' to '2019-12-01' set price= 1100;
|
|
ERROR 23000: Duplicate entry '1' for key 'id'
|
|
truncate cars;
|
|
insert cars(price, s, e) values (1000, '2018-01-01', '2020-01-01');
|
|
delete from cars for portion of p from '2019-12-10' to '2019-12-20';
|
|
ERROR 23000: Duplicate entry '1' for key 'id'
|
|
drop table cars;
|