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create table t (id int, s date, e date, period for apptime(s,e));
insert into t values(1, '1999-01-01', '2018-12-12');
insert into t values(1, '1999-01-01', '2017-01-01');
insert into t values(1, '2017-01-01', '2019-01-01');
insert into t values(2, '1998-01-01', '2018-12-12');
insert into t values(3, '1997-01-01', '2015-01-01');
insert into t values(4, '2016-01-01', '2020-01-01');
insert into t values(5, '2010-01-01', '2015-01-01');
create or replace table t1 (id int, s date, e date, period for apptime(s,e));
insert t1 select * from t;
create or replace table t2 (id int, s date, e date, period for apptime(s,e));
insert t2 select * from t;
update t for portion of apptime from '2000-01-01' to '2018-01-01'
set id=id + 6;
select * from t;
id s e
1 1999-01-01 2000-01-01
1 1999-01-01 2000-01-01
1 2018-01-01 2018-12-12
1 2018-01-01 2019-01-01
10 2016-01-01 2018-01-01
11 2010-01-01 2015-01-01
2 1998-01-01 2000-01-01
2 2018-01-01 2018-12-12
3 1997-01-01 2000-01-01
4 2018-01-01 2020-01-01
7 2000-01-01 2017-01-01
7 2000-01-01 2018-01-01
7 2017-01-01 2018-01-01
8 2000-01-01 2018-01-01
9 2000-01-01 2015-01-01
# Check triggers
create or replace table log_tbl(id int auto_increment primary key, log text) engine=myisam;
create or replace procedure log(s text)
insert into log_tbl(log) values(s);
create trigger tr1upd_t1 before update on t1
for each row call log(CONCAT('>UPD: ', old.id, ", ", old.s, ", ", old.e, ' -> ', new.id, ", ", new.s, ", ", new.e));
create trigger tr2upd_t1 after update on t1
for each row call log(CONCAT('<UPD: ', old.id, ", ", old.s, ", ", old.e, ' -> ', new.id, ", ", new.s, ", ", new.e));
create trigger tr1del_t1 before delete on t1
for each row call log(CONCAT('>DEL: ', old.id, ", ", old.s, ", ", old.e));
create trigger tr2del_t1 after delete on t1
for each row call log(CONCAT('<DEL: ', old.id, ", ", old.s, ", ", old.e));
create trigger tr1ins_t1 before insert on t1
for each row call log(CONCAT('>INS: ', new.id, ", ", new.s, ", ", new.e));
create trigger tr2ins_t1 after insert on t1
for each row call log(CONCAT('<INS: ', new.id, ", ", new.s, ", ", new.e));
update t1 for portion of apptime from '2000-01-01' to '2018-01-01'
set id=id + 6;
select * from t1;
id s e
1 1999-01-01 2000-01-01
1 1999-01-01 2000-01-01
1 2018-01-01 2018-12-12
1 2018-01-01 2019-01-01
10 2016-01-01 2018-01-01
11 2010-01-01 2015-01-01
2 1998-01-01 2000-01-01
2 2018-01-01 2018-12-12
3 1997-01-01 2000-01-01
4 2018-01-01 2020-01-01
7 2000-01-01 2017-01-01
7 2000-01-01 2018-01-01
7 2017-01-01 2018-01-01
8 2000-01-01 2018-01-01
9 2000-01-01 2015-01-01
select * from log_tbl order by id;
id log
1 >UPD: 1, 1999-01-01, 2018-12-12 -> 7, 2000-01-01, 2018-01-01
2 >INS: 1, 1999-01-01, 2000-01-01
3 <INS: 1, 1999-01-01, 2000-01-01
4 >INS: 1, 2018-01-01, 2018-12-12
5 <INS: 1, 2018-01-01, 2018-12-12
6 <UPD: 1, 1999-01-01, 2018-12-12 -> 7, 2000-01-01, 2018-01-01
7 >UPD: 1, 1999-01-01, 2017-01-01 -> 7, 2000-01-01, 2017-01-01
8 >INS: 1, 1999-01-01, 2000-01-01
9 <INS: 1, 1999-01-01, 2000-01-01
10 <UPD: 1, 1999-01-01, 2017-01-01 -> 7, 2000-01-01, 2017-01-01
11 >UPD: 1, 2017-01-01, 2019-01-01 -> 7, 2017-01-01, 2018-01-01
12 >INS: 1, 2018-01-01, 2019-01-01
13 <INS: 1, 2018-01-01, 2019-01-01
14 <UPD: 1, 2017-01-01, 2019-01-01 -> 7, 2017-01-01, 2018-01-01
15 >UPD: 2, 1998-01-01, 2018-12-12 -> 8, 2000-01-01, 2018-01-01
16 >INS: 2, 1998-01-01, 2000-01-01
17 <INS: 2, 1998-01-01, 2000-01-01
18 >INS: 2, 2018-01-01, 2018-12-12
19 <INS: 2, 2018-01-01, 2018-12-12
20 <UPD: 2, 1998-01-01, 2018-12-12 -> 8, 2000-01-01, 2018-01-01
21 >UPD: 3, 1997-01-01, 2015-01-01 -> 9, 2000-01-01, 2015-01-01
22 >INS: 3, 1997-01-01, 2000-01-01
23 <INS: 3, 1997-01-01, 2000-01-01
24 <UPD: 3, 1997-01-01, 2015-01-01 -> 9, 2000-01-01, 2015-01-01
25 >UPD: 4, 2016-01-01, 2020-01-01 -> 10, 2016-01-01, 2018-01-01
26 >INS: 4, 2018-01-01, 2020-01-01
27 <INS: 4, 2018-01-01, 2020-01-01
28 <UPD: 4, 2016-01-01, 2020-01-01 -> 10, 2016-01-01, 2018-01-01
29 >UPD: 5, 2010-01-01, 2015-01-01 -> 11, 2010-01-01, 2015-01-01
30 <UPD: 5, 2010-01-01, 2015-01-01 -> 11, 2010-01-01, 2015-01-01
# INSERT trigger only also works
create or replace table log_tbl(id int auto_increment primary key, log text) engine=myisam;
create or replace procedure log(s text)
insert into log_tbl(log) values(s);
create trigger tr1upd_t2 before update on t2
for each row call log(CONCAT('>UPD: ', old.id, ", ", old.s, ", ", old.e, ' -> ', new.id, ", ", new.s, ", ", new.e));
create trigger tr2upd_t2 after update on t2
for each row call log(CONCAT('<UPD: ', old.id, ", ", old.s, ", ", old.e, ' -> ', new.id, ", ", new.s, ", ", new.e));
create trigger tr1del_t2 before delete on t2
for each row call log(CONCAT('>DEL: ', old.id, ", ", old.s, ", ", old.e));
create trigger tr2del_t2 after delete on t2
for each row call log(CONCAT('<DEL: ', old.id, ", ", old.s, ", ", old.e));
create trigger tr1ins_t2 before insert on t2
for each row call log(CONCAT('>INS: ', new.id, ", ", new.s, ", ", new.e));
create trigger tr2ins_t2 after insert on t2
for each row call log(CONCAT('<INS: ', new.id, ", ", new.s, ", ", new.e));
drop trigger tr1upd_t2;
drop trigger tr2upd_t2;
update t2 for portion of apptime from '2000-01-01' to '2018-01-01'
set id=id + 6;
select * from t2;
id s e
1 1999-01-01 2000-01-01
1 1999-01-01 2000-01-01
1 2018-01-01 2018-12-12
1 2018-01-01 2019-01-01
10 2016-01-01 2018-01-01
11 2010-01-01 2015-01-01
2 1998-01-01 2000-01-01
2 2018-01-01 2018-12-12
3 1997-01-01 2000-01-01
4 2018-01-01 2020-01-01
7 2000-01-01 2017-01-01
7 2000-01-01 2018-01-01
7 2017-01-01 2018-01-01
8 2000-01-01 2018-01-01
9 2000-01-01 2015-01-01
select * from log_tbl order by id;
id log
1 >INS: 1, 1999-01-01, 2000-01-01
2 <INS: 1, 1999-01-01, 2000-01-01
3 >INS: 1, 2018-01-01, 2018-12-12
4 <INS: 1, 2018-01-01, 2018-12-12
5 >INS: 1, 1999-01-01, 2000-01-01
6 <INS: 1, 1999-01-01, 2000-01-01
7 >INS: 1, 2018-01-01, 2019-01-01
8 <INS: 1, 2018-01-01, 2019-01-01
9 >INS: 2, 1998-01-01, 2000-01-01
10 <INS: 2, 1998-01-01, 2000-01-01
11 >INS: 2, 2018-01-01, 2018-12-12
12 <INS: 2, 2018-01-01, 2018-12-12
13 >INS: 3, 1997-01-01, 2000-01-01
14 <INS: 3, 1997-01-01, 2000-01-01
15 >INS: 4, 2018-01-01, 2020-01-01
16 <INS: 4, 2018-01-01, 2020-01-01
select * from t for portion of apptime from 0 to 1 for system_time all;
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 'portion of apptime from 0 to 1 for system_time all' at line 1
update t for portion of apptime from 0 to 1 for system_time all set id=1;
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 'system_time all set id=1' at line 1
# Modifying period start/end fields is forbidden.
# SQL16: 14.14 <update statement: searched>, Syntax Rules, 7)a)ii)
# Neither BSTARTCOL nor BENDCOL shall be an explicit <object column>
# contained in the <set clause list>.
update t for portion of apptime from '2000-01-01' to '2018-01-01'
set id= id + 6, s=subdate(s, 5), e=adddate(e, 5);
ERROR HY000: Column `s` used in period `apptime` specified in update SET list
# Precision timestamps
create or replace table t (id int, s timestamp(5), e timestamp(5),
period for apptime(s,e));
insert into t values(1, '1999-01-01', '2018-12-12');
insert into t values(1, '1999-01-01', '2017-01-01');
update t for portion of apptime from '2000-01-01 00:00:00.00015'
to '2018-01-01 12:34:56.31415'
set id= id + 5;
select * from t;
id s e
1 1999-01-01 00:00:00.00000 2000-01-01 00:00:00.00015
1 1999-01-01 00:00:00.00000 2000-01-01 00:00:00.00015
1 2018-01-01 12:34:56.31415 2018-12-12 00:00:00.00000
6 2000-01-01 00:00:00.00015 2017-01-01 00:00:00.00000
6 2000-01-01 00:00:00.00015 2018-01-01 12:34:56.31415
# Strings
create or replace table t (id int, str text, s date, e date,
period for apptime(s,e));
insert into t values(1, 'data', '1999-01-01', '2018-12-12');
insert into t values(1, 'other data', '1999-01-01', '2018-12-12');
update t for portion of apptime from '2000-01-01' to '2018-01-01'
set id= id + 5;
select * from t;
id str s e
1 data 1999-01-01 2000-01-01
1 data 2018-01-01 2018-12-12
1 other data 1999-01-01 2000-01-01
1 other data 2018-01-01 2018-12-12
6 data 2000-01-01 2018-01-01
6 other data 2000-01-01 2018-01-01
# multi-table UPDATE is impossible
create or replace table t1(x int);
update t for portion of apptime from '2000-01-01' to '2018-01-01', t1
set t.id= t.id + 5;
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 ' t1
set t.id= t.id + 5' at line 1
update t1 set x= (select id from t for portion of apptime from '2000-01-01' to '2018-01-01');
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 'portion of apptime from '2000-01-01' to '2018-01-01')' at line 1
# single-table views
create or replace view v1 as select * from t where id<10;
update v1 for portion of apptime from '2000-01-01' to '2018-01-01' set id= id + 5;
ERROR 42S02: 'v1' is a view
# multi-table views
create or replace view v1 as select * from t, t1 where x=id;
update v1 for portion of apptime from '2000-01-01' to '2018-01-01' set id= id + 5;
ERROR 42S02: 'v1' is a view
# SQL16: 14.14 <update statement: searched>, Syntax Rules, 7)a) iii-iv)
# Let FROMVAL be <point in time 1>. FROMVAL shall not generally contain a
# reference to a column of T or a <routine invocation>
# whose subject routine is an SQL-invoked routine that
# is possibly non-deterministic or that possibly modifies SQL-data.
# ...Same for <point in time 2> (TOVAL)
update t for portion of apptime from 5*(5+s) to 1 set t.id= t.id + 5;
ERROR HY000: Expression in FOR PORTION OF must be constant
update t for portion of apptime from 1 to e set t.id= t.id + 5;
ERROR HY000: Expression in FOR PORTION OF must be constant
set @s= '2000-01-01';
set @e= '2018-01-01';
create or replace function f() returns date return @e;
create or replace function g() returns date not deterministic return @e;
create or replace function h() returns date deterministic return @e;
update t for portion of apptime from @s to f() set t.id= t.id + 5;
ERROR HY000: Expression in FOR PORTION OF must be constant
update t for portion of apptime from @s to g() set t.id= t.id + 5;
ERROR HY000: Expression in FOR PORTION OF must be constant
# success
update t for portion of apptime from @s to h() set t.id= t.id + 5;
update t for portion of apptime from (select s from t2 limit 1) to h() set t.id= t.id + 5;
ERROR HY000: Expression in FOR PORTION OF must be constant
# auto_inrement field is updated
create or replace table t (id int primary key auto_increment, x int,
s date, e date, period for apptime(s, e));
insert into t values (default, 1, '1999-01-01', '2018-12-12');
update t for portion of apptime from '2000-01-01' to '2018-01-01' set x= x + 5;
select * from t;
id x s e
1 6 2000-01-01 2018-01-01
2 1 1999-01-01 2000-01-01
3 1 2018-01-01 2018-12-12
truncate t;
insert into t values (default, 1, '1999-01-01', '2018-12-12');
update t for portion of apptime from '2000-01-01' to '2018-01-01' set x= 1;
select * from t;
id x s e
1 1 2000-01-01 2018-01-01
2 1 1999-01-01 2000-01-01
3 1 2018-01-01 2018-12-12
# generated columns are updated
create or replace table t (x int, s date, e date,
xs date as (s) stored, xe date as (e) stored,
period for apptime(s, e));
insert into t values(1, '1999-01-01', '2018-12-12', default, default);
select * from t;
x s e xs xe
1 1999-01-01 2018-12-12 1999-01-01 2018-12-12
update t for portion of apptime from '2000-01-01' to '2018-01-01' set x= x + 5;
select *, xs=s and xe=e from t;
x s e xs xe xs=s and xe=e
1 1999-01-01 2000-01-01 1999-01-01 2000-01-01 1
1 2018-01-01 2018-12-12 2018-01-01 2018-12-12 1
6 2000-01-01 2018-01-01 2000-01-01 2018-01-01 1
# MDEV-18921 Server crashes in bitmap_bits_set or bitmap_is_set upon
# UPDATE IGNORE .. FOR PORTION with binary logging
create or replace table t1 (f int, s date, e date, period for app(s,e));
insert into t1 values (1,'2016-09-21','2019-06-14');
update ignore t1 for portion of app from '2019-03-13' to '2019-03-14' set f = 1;
drop table t,t1,t2,log_tbl;
drop view v1;
drop function f;
drop function g;
drop function h;
drop procedure log;
#
# MDEV-21471 ER_CRASHED_ON_USAGE upon UPDATE FOR PORTION on Aria table
#
create table t1 (s date, e date, period for app(s,e), f varchar(8)) engine=aria row_format=fixed;
insert into t1 values ('2024-05-13','2026-03-25','foo');
update t1 for portion of app from '2024-04-02' to '2026-03-15' set f = 'bar';
drop table t1;
# MDEV-19130 Assertion
# `next_insert_id >= auto_inc_interval_for_cur_row.minimum()'
# failed in handler::update_auto_increment after error 167
create table t1 (id int auto_increment, f int, s datetime, e datetime, period for p(s,e), primary key(id));
insert into t1 (s,e) values ('1994-01-06','2004-11-30'),('1994-06-21','1997-06-20');
update ignore t1 set id = 2429681664;
Warnings:
Warning 1264 Out of range value for column 'id' at row 1
Warning 1264 Out of range value for column 'id' at row 2
update ignore t1 for portion of p from '1995-07-06' to '2009-01-12' set f = 1;
drop table t1;
#
# MDEV-22805 SIGSEGV in check_fields on UPDATE (optimized builds) | Assertion `thd->lex->sql_command == SQLCOM_UPDATE' failed.
#
CREATE TABLE t1 (a INT, b DATE, c DATE, PERIOD FOR APPTIME(b, c));
INSERT INTO t1 VALUES(1, '1999-01-01', '2018-12-12');
UPDATE t1 FOR PORTION OF APPTIME FROM (SELECT '1999-01-01' FROM t1 WHERE a=2) TO '2018-01-01' SET a = 100;
ERROR 42000: This version of MariaDB doesn't yet support 'updating and querying the same temporal periods table'
set @tmp= "UPDATE t1 FOR PORTION OF APPTIME FROM (SELECT '1999-01-01' FROM t1 WHERE a=2) TO '2018-01-01' SET a = 100";
execute immediate @tmp;
ERROR 42000: This version of MariaDB doesn't yet support 'updating and querying the same temporal periods table'
CREATE VIEW v1 AS SELECT * FROM t1;
UPDATE v1 FOR PORTION OF APPTIME FROM (SELECT '1999-01-01' FROM t1 WHERE a=2) TO '2018-01-01' SET a = 100;
ERROR 42S02: 'v1' is a view
DROP VIEW v1;
DROP TABLE t1;
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