330 lines
13 KiB
Plaintext
330 lines
13 KiB
Plaintext
drop database if exists events_test;
|
||
create database events_test;
|
||
use events_test;
|
||
create event e_26 on schedule at '2037-01-01 00:00:00' disable do set @a = 5;
|
||
select event_definition, definer, convert_tz(execute_at, 'UTC', 'SYSTEM'), on_completion from information_schema.events;
|
||
EVENT_DEFINITION DEFINER convert_tz(execute_at, 'UTC', 'SYSTEM') ON_COMPLETION
|
||
set @a = 5 root@localhost 2037-01-01 03:00:00 NOT PRESERVE
|
||
drop event e_26;
|
||
create event e_26 on schedule at NULL disable do set @a = 5;
|
||
ERROR HY000: Incorrect AT value: 'NULL'
|
||
create event e_26 on schedule at 'definitely not a datetime' disable do set @a = 5;
|
||
ERROR HY000: Incorrect AT value: 'definitely not a datetime'
|
||
set names utf8;
|
||
Warnings:
|
||
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
|
||
create event задачка on schedule every 123 minute starts now() ends now() + interval 1 month do select 1;
|
||
drop event задачка;
|
||
"DISABLE the scheduler. Testing that it does not work when the variable is 0"
|
||
set global event_scheduler=off;
|
||
select definer, event_name from information_schema.events;
|
||
DEFINER EVENT_NAME
|
||
select get_lock("test_lock1", 20);
|
||
get_lock("test_lock1", 20)
|
||
1
|
||
create event закачка on schedule every 10 hour do select get_lock("test_lock1", 20);
|
||
"Should return 1 row"
|
||
select definer, event_name from information_schema.events;
|
||
DEFINER EVENT_NAME
|
||
root@localhost закачка
|
||
"Should be only 0 process"
|
||
select /*1*/ user, host, db, command, state, info
|
||
from information_schema.processlist
|
||
where (user='event_scheduler')
|
||
order by info;
|
||
user host db command state info
|
||
select release_lock("test_lock1");
|
||
release_lock("test_lock1")
|
||
1
|
||
drop event закачка;
|
||
"Should have 0 events"
|
||
select count(*) from information_schema.events;
|
||
count(*)
|
||
0
|
||
"ENABLE the scheduler and get a lock"
|
||
set global event_scheduler=on;
|
||
select get_lock("test_lock2", 20);
|
||
get_lock("test_lock2", 20)
|
||
1
|
||
"Create an event which tries to acquire a mutex. The event locks on the mutex"
|
||
create event закачка on schedule every 10 hour do select get_lock("test_lock2", 20);
|
||
"Should have only 2 processes: the scheduler and the locked event"
|
||
select /*2*/ user, host, db, command, state, info
|
||
from information_schema.processlist
|
||
where (info like "select get_lock%" OR user='event_scheduler')
|
||
order by info;
|
||
user host db command state info
|
||
event_scheduler localhost NULL Daemon Waiting for next activation NULL
|
||
root localhost events_test Connect User lock select get_lock("test_lock2", 20)
|
||
"Release the mutex, the event worker should finish."
|
||
select release_lock("test_lock2");
|
||
release_lock("test_lock2")
|
||
1
|
||
drop event закачка;
|
||
select get_lock("test_lock2_1", 20);
|
||
get_lock("test_lock2_1", 20)
|
||
1
|
||
create event закачка21 on schedule every 10 hour do select get_lock("test_lock2_1", 20);
|
||
"Should have only 2 processes: the scheduler and the locked event"
|
||
select /*3*/ user, host, db, command, state, info
|
||
from information_schema.processlist
|
||
where (info like "select get_lock%" OR user='event_scheduler')
|
||
order by info;
|
||
user host db command state info
|
||
event_scheduler localhost NULL Daemon Waiting for next activation NULL
|
||
root localhost events_test Connect User lock select get_lock("test_lock2_1", 20)
|
||
set global event_scheduler=off;
|
||
"Should have only our process now:"
|
||
select /*4*/ user, host, db, command, state, info
|
||
from information_schema.processlist
|
||
where (info like "select get_lock%" OR user='event_scheduler')
|
||
order by info;
|
||
user host db command state info
|
||
root localhost events_test Connect User lock select get_lock("test_lock2_1", 20)
|
||
select release_lock("test_lock2_1");
|
||
release_lock("test_lock2_1")
|
||
1
|
||
drop event закачка21;
|
||
set global event_scheduler = ON;
|
||
create table t_16 (s1 int);
|
||
create trigger t_16_bi before insert on t_16 for each row create event e_16 on schedule every 1 second do set @a=5;
|
||
ERROR HY000: Recursion of EVENT DDL statements is forbidden when body is present
|
||
drop table t_16;
|
||
create event white_space
|
||
on schedule every 10 hour
|
||
disable
|
||
do
|
||
select 1;
|
||
select event_schema, event_name, definer, event_definition from information_schema.events where event_name='white_space';
|
||
EVENT_SCHEMA EVENT_NAME DEFINER EVENT_DEFINITION
|
||
events_test white_space root@localhost select 1
|
||
drop event white_space;
|
||
create event white_space on schedule every 10 hour disable do
|
||
select 2;
|
||
select event_schema, event_name, definer, event_definition from information_schema.events where event_name='white_space';
|
||
EVENT_SCHEMA EVENT_NAME DEFINER EVENT_DEFINITION
|
||
events_test white_space root@localhost select 2
|
||
drop event white_space;
|
||
create event white_space on schedule every 10 hour disable do select 3;
|
||
select event_schema, event_name, definer, event_definition from information_schema.events where event_name='white_space';
|
||
EVENT_SCHEMA EVENT_NAME DEFINER EVENT_DEFINITION
|
||
events_test white_space root@localhost select 3
|
||
drop event white_space;
|
||
create event e1 on schedule every 1 year do set @a = 5;
|
||
create table t1 (s1 int);
|
||
create trigger t1_ai after insert on t1 for each row show create event e1;
|
||
ERROR 0A000: Not allowed to return a result set from a trigger
|
||
drop table t1;
|
||
drop event e1;
|
||
SHOW EVENTS FROM aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
|
||
ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
|
||
SHOW EVENTS FROM ``;
|
||
ERROR 42000: Incorrect database name ''
|
||
SHOW EVENTS FROM `events\\test`;
|
||
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator character_set_client collation_connection Database Collation
|
||
|
||
LOCK TABLES mode.
|
||
|
||
create table t1 (a int);
|
||
create event e1 on schedule every 10 hour do select 1;
|
||
lock table t1 read;
|
||
show create event e1;
|
||
Event sql_mode time_zone Create Event character_set_client collation_connection Database Collation
|
||
e1 ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION SYSTEM CREATE DEFINER=`root`@`localhost` EVENT `e1` ON SCHEDULE EVERY 10 HOUR STARTS '#' ON COMPLETION NOT PRESERVE ENABLE DO select 1 utf8 utf8_general_ci utf8mb4_0900_ai_ci
|
||
select event_name from information_schema.events;
|
||
EVENT_NAME
|
||
e1
|
||
create event e2 on schedule every 10 hour do select 1;
|
||
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
||
alter event e2 disable;
|
||
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
||
alter event e2 rename to e3;
|
||
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
||
drop event e2;
|
||
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
||
drop event e1;
|
||
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
||
unlock tables;
|
||
drop event e1;
|
||
Make sure we have left no events
|
||
select event_name from information_schema.events;
|
||
EVENT_NAME
|
||
|
||
Events in sub-statements, events and prelocking
|
||
|
||
|
||
create event e1 on schedule every 10 hour do select 1;
|
||
create function f1() returns int
|
||
begin
|
||
show create event e1;
|
||
return 1;
|
||
end|
|
||
ERROR 0A000: Not allowed to return a result set from a function
|
||
create trigger trg before insert on t1 for each row
|
||
begin
|
||
show create event e1;
|
||
end|
|
||
ERROR 0A000: Not allowed to return a result set from a trigger
|
||
create function f1() returns int
|
||
begin
|
||
select event_name from information_schema.events;
|
||
return 1;
|
||
end|
|
||
ERROR 0A000: Not allowed to return a result set from a function
|
||
create trigger trg before insert on t1 for each row
|
||
begin
|
||
select event_name from information_schema.events;
|
||
end|
|
||
ERROR 0A000: Not allowed to return a result set from a trigger
|
||
create function f1() returns int
|
||
begin
|
||
create event e2 on schedule every 10 hour do select 1;
|
||
return 1;
|
||
end|
|
||
ERROR HY000: Recursion of EVENT DDL statements is forbidden when body is present
|
||
create function f1() returns int
|
||
begin
|
||
alter event e1 rename to e2;
|
||
return 1;
|
||
end|
|
||
ERROR HY000: Explicit or implicit commit is not allowed in stored function or trigger.
|
||
create function f1() returns int
|
||
begin
|
||
drop event e2;
|
||
return 1;
|
||
end|
|
||
ERROR HY000: Explicit or implicit commit is not allowed in stored function or trigger.
|
||
----------------------------------------------------------------------
|
||
create trigger trg before insert on t1 for each row
|
||
begin
|
||
set new.a= f1();
|
||
end|
|
||
create function f1() returns int
|
||
begin
|
||
call p1();
|
||
return 0;
|
||
end|
|
||
create procedure p1()
|
||
begin
|
||
select event_name from information_schema.events;
|
||
end|
|
||
insert into t1 (a) values (1)|
|
||
ERROR 0A000: Not allowed to return a result set from a trigger
|
||
drop procedure p1|
|
||
create procedure p1()
|
||
begin
|
||
create temporary table tmp select event_name from information_schema.events;
|
||
end|
|
||
expected to work, since we redirect the output into a tmp table
|
||
insert into t1 (a) values (1)|
|
||
select * from tmp|
|
||
EVENT_NAME
|
||
e1
|
||
drop temporary table tmp|
|
||
drop procedure p1|
|
||
create procedure p1()
|
||
begin
|
||
alter event e1 rename to e2;
|
||
end|
|
||
insert into t1 (a) values (1)|
|
||
ERROR HY000: Explicit or implicit commit is not allowed in stored function or trigger.
|
||
drop procedure p1|
|
||
create procedure p1()
|
||
begin
|
||
drop event e1;
|
||
end|
|
||
insert into t1 (a) values (1)|
|
||
ERROR HY000: Explicit or implicit commit is not allowed in stored function or trigger.
|
||
drop table t1|
|
||
drop event e1|
|
||
set names utf8;
|
||
Warnings:
|
||
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
|
||
create event имя_события_в_кодировке_утф8_длиной_больше_чем_48 on schedule every 2 year do select 1;
|
||
select EVENT_NAME from information_schema.events
|
||
where event_schema='test';
|
||
EVENT_NAME
|
||
drop event имя_события_в_кодировке_утф8_длиной_больше_чем_48;
|
||
create event
|
||
очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66
|
||
on schedule every 2 year do select 1;
|
||
ERROR 42000: Identifier name 'очень_очень_очень_очень_очень_очень_очень_очень_длинна' is too long
|
||
create event event_35981 on schedule every 6 month on completion preserve
|
||
disable
|
||
do
|
||
select 1;
|
||
The following SELECTs should all give 1
|
||
select count(*) from information_schema.events
|
||
where event_schema = database() and event_name = 'event_35981' and
|
||
on_completion = 'PRESERVE';
|
||
count(*)
|
||
1
|
||
alter event event_35981 enable;
|
||
select count(*) from information_schema.events
|
||
where event_schema = database() and event_name = 'event_35981' and
|
||
on_completion = 'PRESERVE';
|
||
count(*)
|
||
1
|
||
alter event event_35981 on completion not preserve;
|
||
select count(*) from information_schema.events
|
||
where event_schema = database() and event_name = 'event_35981' and
|
||
on_completion = 'NOT PRESERVE';
|
||
count(*)
|
||
1
|
||
alter event event_35981 disable;
|
||
select count(*) from information_schema.events
|
||
where event_schema = database() and event_name = 'event_35981' and
|
||
on_completion = 'NOT PRESERVE';
|
||
count(*)
|
||
1
|
||
alter event event_35981 on completion preserve;
|
||
select count(*) from information_schema.events
|
||
where event_schema = database() and event_name = 'event_35981' and
|
||
on_completion = 'PRESERVE';
|
||
count(*)
|
||
1
|
||
drop event event_35981;
|
||
create event event_35981 on schedule every 6 month disable
|
||
do
|
||
select 1;
|
||
select count(*) from information_schema.events
|
||
where event_schema = database() and event_name = 'event_35981' and
|
||
on_completion = 'NOT PRESERVE';
|
||
count(*)
|
||
1
|
||
drop event event_35981;
|
||
create event event_35981 on schedule every 1 hour starts current_timestamp
|
||
on completion not preserve
|
||
do
|
||
select 1;
|
||
alter event event_35981 on schedule every 1 hour starts '1999-01-01 00:00:00'
|
||
ends '1999-01-02 00:00:00';
|
||
ERROR HY000: Event execution time is in the past and ON COMPLETION NOT PRESERVE is set. The event was not changed. Specify a time in the future.
|
||
drop event event_35981;
|
||
create event event_35981 on schedule every 1 hour starts current_timestamp
|
||
on completion not preserve
|
||
do
|
||
select 1;
|
||
alter event event_35981 on schedule every 1 hour starts '1999-01-01 00:00:00'
|
||
ends '1999-01-02 00:00:00' on completion preserve;
|
||
Warnings:
|
||
Note 1544 Event execution time is in the past. Event has been disabled
|
||
drop event event_35981;
|
||
create event event_35981 on schedule every 1 hour starts current_timestamp
|
||
on completion preserve
|
||
do
|
||
select 1;
|
||
alter event event_35981 on schedule every 1 hour starts '1999-01-01 00:00:00'
|
||
ends '1999-01-02 00:00:00';
|
||
Warnings:
|
||
Note 1544 Event execution time is in the past. Event has been disabled
|
||
alter event event_35981 on schedule every 1 hour starts '1999-01-01 00:00:00'
|
||
ends '1999-01-02 00:00:00' on completion not preserve;
|
||
ERROR HY000: Event execution time is in the past and ON COMPLETION NOT PRESERVE is set. The event was not changed. Specify a time in the future.
|
||
alter event event_35981 on schedule every 1 hour starts '1999-01-01 00:00:00'
|
||
ends '1999-01-02 00:00:00' on completion preserve;
|
||
Warnings:
|
||
Note 1544 Event execution time is in the past. Event has been disabled
|
||
drop event event_35981;
|
||
drop database events_test;
|