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Commit 00b85c49 authored by kostja@vajra.(none)'s avatar kostja@vajra.(none)
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Post-merge and post-review fixes for the patch for 

Bug#23631 "Events: SHOW VARIABLES doesn't work when mysql.event 
is damaged:
parent 701ed297
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Showing with 209 additions and 118 deletions
mysql-test/r/events.result
View file @ 00b85c49
......@@ -197,7 +197,7 @@ create event
SHOW CREATE EVENT ðóóò21;
Event sql_mode time_zone Create Event
ðóóò21 SYSTEM CREATE EVENT `ðóóò21` ON SCHEDULE EVERY '51 0:0:35' DAY_SECOND STARTS '#' ON COMPLETION NOT PRESERVE ENABLE COMMENT 'òîâà å 1251 êîìåíòàð' DO select 1
insert into mysql.event (db, name, body, definer, interval_value, interval_field) values (database(), "root22", "select 1", user(), 100, "SECOND_MICROSECOND");
insert into mysql.event (db, name, body, definer, interval_value, interval_field, originator) values (database(), "root22", "select 1", user(), 100, "SECOND_MICROSECOND", 1);
show create event root22;
ERROR 42000: This version of MySQL doesn't yet support 'MICROSECOND'
SHOW EVENTS;
......@@ -231,8 +231,8 @@ Create a test event. Only event metadata is relevant,
the actual schedule and body are not.
CREATE EVENT intact_check ON SCHEDULE EVERY 10 HOUR DO SELECT "nothing";
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test intact_check root@localhost SYSTEM RECURRING NULL 10 # # NULL ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test intact_check root@localhost SYSTEM RECURRING NULL 10 # # NULL ENABLED 1
Try to alter mysql.event: the server should fail to load
event information after mysql.event was tampered with.
......@@ -241,8 +241,8 @@ works as before
ALTER TABLE mysql.event ADD dummy INT;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test intact_check root@localhost SYSTEM RECURRING NULL 10 # # NULL ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test intact_check root@localhost SYSTEM RECURRING NULL 10 # # NULL ENABLED 1
SELECT event_name FROM INFORMATION_SCHEMA.events;
event_name
intact_check
......@@ -330,7 +330,7 @@ ERROR HY000: Cannot load from mysql.event. The table is probably corrupted
DROP EVENT no_such_event;
ERROR HY000: Unknown event 'no_such_event'
CREATE EVENT intact_check_1 ON SCHEDULE EVERY 5 HOUR DO SELECT 5;
ERROR HY000: Column count of mysql.event is wrong. Expected 17, found 15. The table is probably corrupted
ERROR HY000: Column count of mysql.event is wrong. Expected 18, found 16. The table is probably corrupted
ALTER EVENT intact_check_1 ON SCHEDULE EVERY 8 HOUR DO SELECT 8;
ERROR HY000: Unknown event 'intact_check_1'
ALTER EVENT intact_check_1 RENAME TO intact_check_2;
......@@ -400,7 +400,7 @@ Restore the original table.
CREATE TABLE mysql.event like event_like;
DROP TABLE event_like;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
create event e_26 on schedule at '2017-01-01 00:00:00' disable do set @a = 5;
select db, name, body, definer, convert_tz(execute_at, 'UTC', 'SYSTEM'), on_completion from mysql.event;
db name body definer convert_tz(execute_at, 'UTC', 'SYSTEM') on_completion
......@@ -512,7 +512,7 @@ ERROR 42000: Incorrect database name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
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
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
LOCK TABLES mode.
......
mysql-test/r/events_bugs.result
View file @ 00b85c49
......@@ -390,30 +390,30 @@ SET TIME_ZONE= '+00:00';
SET TIMESTAMP= UNIX_TIMESTAMP('2005-12-31 23:58:59');
CREATE EVENT e1 ON SCHEDULE EVERY 1 DAY DO SELECT 1;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost +00:00 RECURRING NULL 1 DAY 2005-12-31 23:58:59 NULL ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost +00:00 RECURRING NULL 1 DAY 2005-12-31 23:58:59 NULL ENABLED 1
SET TIME_ZONE= '-01:00';
ALTER EVENT e1 ON SCHEDULE EVERY 1 DAY STARTS '2000-01-01 00:00:00';
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost -01:00 RECURRING NULL 1 DAY 2000-01-01 00:00:00 NULL ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost -01:00 RECURRING NULL 1 DAY 2000-01-01 00:00:00 NULL ENABLED 1
SET TIME_ZONE= '+02:00';
ALTER EVENT e1 ON SCHEDULE AT '2000-01-02 00:00:00'
ON COMPLETION PRESERVE DISABLE;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost +02:00 ONE TIME 2000-01-02 00:00:00 NULL NULL NULL NULL DISABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost +02:00 ONE TIME 2000-01-02 00:00:00 NULL NULL NULL NULL DISABLED 1
SET TIME_ZONE= '-03:00';
ALTER EVENT e1 ON SCHEDULE EVERY 1 DAY ENDS '2030-01-03 00:00:00'
ON COMPLETION PRESERVE DISABLE;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost -03:00 RECURRING NULL 1 DAY 2005-12-31 20:58:59 2030-01-03 00:00:00 DISABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost -03:00 RECURRING NULL 1 DAY 2005-12-31 20:58:59 2030-01-03 00:00:00 DISABLED 1
SET TIME_ZONE= '+04:00';
ALTER EVENT e1 DO SELECT 2;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost -03:00 RECURRING NULL 1 DAY 2005-12-31 20:58:59 2030-01-03 00:00:00 ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost -03:00 RECURRING NULL 1 DAY 2005-12-31 20:58:59 2030-01-03 00:00:00 ENABLED 1
DROP EVENT e1;
SET TIME_ZONE='+05:00';
CREATE EVENT e1 ON SCHEDULE EVERY 1 DAY STARTS '2006-01-01 00:00:00' DO
......@@ -427,15 +427,15 @@ SET TIME_ZONE='+00:00';
CREATE EVENT e3 ON SCHEDULE EVERY 1 DAY STARTS '2006-01-01 00:00:00' DO
SELECT 1;
SELECT * FROM INFORMATION_SCHEMA.EVENTS ORDER BY event_name;
EVENT_CATALOG EVENT_SCHEMA EVENT_NAME DEFINER TIME_ZONE EVENT_BODY EVENT_DEFINITION EVENT_TYPE EXECUTE_AT INTERVAL_VALUE INTERVAL_FIELD SQL_MODE STARTS ENDS STATUS ON_COMPLETION CREATED LAST_ALTERED LAST_EXECUTED EVENT_COMMENT
NULL events_test e1 root@localhost +05:00 SQL SELECT 1 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED NOT PRESERVE 2005-12-31 23:58:59 2005-12-31 23:58:59 NULL
NULL events_test e2 root@localhost -05:00 SQL SELECT 1 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED NOT PRESERVE 2005-12-31 23:59:00 2005-12-31 23:59:00 NULL
NULL events_test e3 root@localhost +00:00 SQL SELECT 1 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED NOT PRESERVE 2005-12-31 23:59:01 2005-12-31 23:59:01 NULL
EVENT_CATALOG EVENT_SCHEMA EVENT_NAME DEFINER TIME_ZONE EVENT_BODY EVENT_DEFINITION EVENT_TYPE EXECUTE_AT INTERVAL_VALUE INTERVAL_FIELD SQL_MODE STARTS ENDS STATUS ON_COMPLETION CREATED LAST_ALTERED LAST_EXECUTED EVENT_COMMENT ORIGINATOR
NULL events_test e1 root@localhost +05:00 SQL SELECT 1 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED NOT PRESERVE 2005-12-31 23:58:59 2005-12-31 23:58:59 NULL 1
NULL events_test e2 root@localhost -05:00 SQL SELECT 1 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED NOT PRESERVE 2005-12-31 23:59:00 2005-12-31 23:59:00 NULL 1
NULL events_test e3 root@localhost +00:00 SQL SELECT 1 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED NOT PRESERVE 2005-12-31 23:59:01 2005-12-31 23:59:01 NULL 1
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost +05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED
events_test e2 root@localhost -05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED
events_test e3 root@localhost +00:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost +05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED 1
events_test e2 root@localhost -05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED 1
events_test e3 root@localhost +00:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED 1
SHOW CREATE EVENT e1;
Event sql_mode time_zone Create Event
e1 +05:00 CREATE EVENT `e1` ON SCHEDULE EVERY 1 DAY STARTS '2006-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO SELECT 1
......@@ -475,10 +475,10 @@ SELECT 1;
Warnings:
Note 1584 Event execution time is in the past and ON COMPLETION NOT PRESERVE is set. Event has not been created
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost +05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED
events_test e2 root@localhost -05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED
events_test e3 root@localhost +00:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost +05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED 1
events_test e2 root@localhost -05:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED 1
events_test e3 root@localhost +00:00 RECURRING NULL 1 DAY 2006-01-01 00:00:00 NULL ENABLED 1
The following should succeed giving a warning.
ALTER EVENT e1 ON SCHEDULE EVERY 1 HOUR STARTS '1999-01-01 00:00:00'
ENDS '1999-01-02 00:00:00' ON COMPLETION PRESERVE;
......@@ -511,15 +511,15 @@ CREATE EVENT e8 ON SCHEDULE AT '1999-01-01 00:00:00'
DO
SELECT 1;
SHOW EVENTS;
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status
events_test e1 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED
events_test e2 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 NULL ENABLED
events_test e3 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED
events_test e4 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED
events_test e5 root@localhost +00:00 ONE TIME 1999-01-01 00:00:00 NULL NULL NULL NULL DISABLED
events_test e6 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 NULL ENABLED
events_test e7 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED
events_test e8 root@localhost +00:00 ONE TIME 1999-01-01 00:00:00 NULL NULL NULL NULL DISABLED
Db Name Definer Time zone Type Execute at Interval value Interval field Starts Ends Status Originator
events_test e1 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED 1
events_test e2 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 NULL ENABLED 1
events_test e3 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED 1
events_test e4 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED 1
events_test e5 root@localhost +00:00 ONE TIME 1999-01-01 00:00:00 NULL NULL NULL NULL DISABLED 1
events_test e6 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 NULL ENABLED 1
events_test e7 root@localhost +00:00 RECURRING NULL 1 HOUR 1999-01-01 00:00:00 1999-01-02 00:00:00 DISABLED 1
events_test e8 root@localhost +00:00 ONE TIME 1999-01-01 00:00:00 NULL NULL NULL NULL DISABLED 1
DROP EVENT e8;
DROP EVENT e7;
DROP EVENT e6;
......
mysql-test/r/events_scheduling.result
View file @ 00b85c49
......@@ -44,44 +44,56 @@ CREATE TABLE table_1(a int);
CREATE TABLE table_2(a int);
CREATE TABLE table_3(a int);
CREATE TABLE table_4(a int);
CREATE TABLE T19170(s1 TIMESTAMP);
SET GLOBAL event_scheduler=ON;
CREATE EVENT two_sec ON SCHEDULE EVERY 2 SECOND DO INSERT INTO table_1 VALUES(1);
CREATE EVENT start_n_end
ON SCHEDULE EVERY 1 SECOND
CREATE EVENT event_1 ON SCHEDULE EVERY 2 SECOND
DO
INSERT INTO table_1 VALUES (1);
CREATE EVENT event_2 ON SCHEDULE EVERY 1 SECOND
ENDS NOW() + INTERVAL 6 SECOND
ON COMPLETION PRESERVE
DO INSERT INTO table_2 VALUES(1);
CREATE EVENT only_one_time ON SCHEDULE EVERY 2 SECOND ENDS NOW() + INTERVAL 1 SECOND DO INSERT INTO table_3 VALUES(1);
CREATE EVENT two_time ON SCHEDULE EVERY 1 SECOND ENDS NOW() + INTERVAL 1 SECOND ON COMPLETION PRESERVE DO INSERT INTO table_4 VALUES(1);
DO
INSERT INTO table_2 VALUES (1);
CREATE EVENT event_3 ON SCHEDULE EVERY 2 SECOND ENDS NOW() + INTERVAL 1 SECOND
ON COMPLETION NOT PRESERVE
DO
INSERT INTO table_3 VALUES (1);
CREATE EVENT event_4 ON SCHEDULE EVERY 1 SECOND ENDS NOW() + INTERVAL 1 SECOND
ON COMPLETION PRESERVE
DO
INSERT INTO table_4 VALUES (1);
SELECT IF(SUM(a) >= 4, 'OK', 'ERROR') FROM table_1;
IF(SUM(a) >= 4, 'OK', 'ERROR')
OK
SELECT IF(SUM(a) >= 5, 'OK', 'ERROR') FROM table_2;
IF(SUM(a) >= 5, 'OK', 'ERROR')
OK
SELECT IF(SUM(a) > 0, 'OK', 'ERROR') FROM table_3;
IF(SUM(a) > 0, 'OK', 'ERROR')
SELECT IF(SUM(a) >= 1, 'OK', 'ERROR') FROM table_3;
IF(SUM(a) >= 1, 'OK', 'ERROR')
OK
SELECT IF(SUM(a) > 0, 'OK', 'ERROR') FROM table_4;
IF(SUM(a) > 0, 'OK', 'ERROR')
SELECT IF(SUM(a) >= 1, 'OK', 'ERROR') FROM table_4;
IF(SUM(a) >= 1, 'OK', 'ERROR')
OK
DROP EVENT two_sec;
SELECT IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR') FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='start_n_end' AND ENDS IS NOT NULL;
SELECT IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR')
FROM INFORMATION_SCHEMA.EVENTS
WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='event_2';
IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR')
OK
SELECT IF(LAST_EXECUTED-ENDS < 3, 'OK', 'ERROR') FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='start_n_end' AND ENDS IS NOT NULL;
SELECT IF(LAST_EXECUTED-ENDS < 3, 'OK', 'ERROR')
FROM INFORMATION_SCHEMA.EVENTS
WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='event_2';
IF(LAST_EXECUTED-ENDS < 3, 'OK', 'ERROR')
OK
DROP EVENT IF EXISTS events_test.start_n_end;
"Already dropped because ended. Therefore an error."
DROP EVENT only_one_time;
ERROR HY000: Unknown event 'only_one_time'
DROP EVENT event_3;
ERROR HY000: Unknown event 'event_3'
DROP EVENT event_1;
"Should be preserved"
SELECT EVENT_NAME, STATUS FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_NAME;
EVENT_NAME STATUS
two_time DISABLED
DROP EVENT two_time;
event_2 DISABLED
event_4 DISABLED
DROP EVENT event_2;
DROP EVENT event_4;
DROP TABLE table_1;
DROP TABLE table_2;
DROP TABLE table_3;
......
mysql-test/t/events_scheduling.test
View file @ 00b85c49
......@@ -34,34 +34,73 @@ CREATE TABLE table_1(a int);
CREATE TABLE table_2(a int);
CREATE TABLE table_3(a int);
CREATE TABLE table_4(a int);
CREATE TABLE T19170(s1 TIMESTAMP);
SET GLOBAL event_scheduler=ON;
# We need to have 2 to make it safe with valgrind. This is probably because
# of when we calculate the timestamp value
CREATE EVENT two_sec ON SCHEDULE EVERY 2 SECOND DO INSERT INTO table_1 VALUES(1);
CREATE EVENT start_n_end
ON SCHEDULE EVERY 1 SECOND
ENDS NOW() + INTERVAL 6 SECOND
ON COMPLETION PRESERVE
DO INSERT INTO table_2 VALUES(1);
--sleep 5
CREATE EVENT only_one_time ON SCHEDULE EVERY 2 SECOND ENDS NOW() + INTERVAL 1 SECOND DO INSERT INTO table_3 VALUES(1);
CREATE EVENT two_time ON SCHEDULE EVERY 1 SECOND ENDS NOW() + INTERVAL 1 SECOND ON COMPLETION PRESERVE DO INSERT INTO table_4 VALUES(1);
--sleep 5
CREATE EVENT event_1 ON SCHEDULE EVERY 2 SECOND
DO
INSERT INTO table_1 VALUES (1);
CREATE EVENT event_2 ON SCHEDULE EVERY 1 SECOND
ENDS NOW() + INTERVAL 6 SECOND
ON COMPLETION PRESERVE
DO
INSERT INTO table_2 VALUES (1);
CREATE EVENT event_3 ON SCHEDULE EVERY 2 SECOND ENDS NOW() + INTERVAL 1 SECOND
ON COMPLETION NOT PRESERVE
DO
INSERT INTO table_3 VALUES (1);
CREATE EVENT event_4 ON SCHEDULE EVERY 1 SECOND ENDS NOW() + INTERVAL 1 SECOND
ON COMPLETION PRESERVE
DO
INSERT INTO table_4 VALUES (1);
# Let event_1 insert at least 4 records into the table
let $wait_condition=select count(*) >= 4 from table_1;
--source include/wait_condition.inc
# Let event_2 reach the end of its execution interval
let $wait_condition=select count(*) = 0 from information_schema.events
where event_name='event_2' and status='enabled';
--source include/wait_condition.inc
# Let event_3, which is ON COMPLETION NOT PRESERVE execute and drop itself
let $wait_condition=select count(*) = 0 from information_schema.events
where event_name='event_3';
--source include/wait_condition.inc
# Let event_4 reach the end of its execution interval
let $wait_condition=select count(*) = 0 from information_schema.events
where event_name='event_4' and status='enabled';
--source include/wait_condition.inc
# check the data
SELECT IF(SUM(a) >= 4, 'OK', 'ERROR') FROM table_1;
SELECT IF(SUM(a) >= 5, 'OK', 'ERROR') FROM table_2;
SELECT IF(SUM(a) > 0, 'OK', 'ERROR') FROM table_3;
SELECT IF(SUM(a) > 0, 'OK', 'ERROR') FROM table_4;
DROP EVENT two_sec;
SELECT IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR') FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='start_n_end' AND ENDS IS NOT NULL;
SELECT IF(LAST_EXECUTED-ENDS < 3, 'OK', 'ERROR') FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='start_n_end' AND ENDS IS NOT NULL;
DROP EVENT IF EXISTS events_test.start_n_end;
SELECT IF(SUM(a) >= 1, 'OK', 'ERROR') FROM table_3;
SELECT IF(SUM(a) >= 1, 'OK', 'ERROR') FROM table_4;
SELECT IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR')
FROM INFORMATION_SCHEMA.EVENTS
WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='event_2';
SELECT IF(LAST_EXECUTED-ENDS < 3, 'OK', 'ERROR')
FROM INFORMATION_SCHEMA.EVENTS
WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='event_2';
--echo "Already dropped because ended. Therefore an error."
--error ER_EVENT_DOES_NOT_EXIST
DROP EVENT only_one_time;
DROP EVENT event_3;
DROP EVENT event_1;
--echo "Should be preserved"
SELECT EVENT_NAME, STATUS FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_NAME;
DROP EVENT two_time;
DROP EVENT event_2;
DROP EVENT event_4;
DROP TABLE table_1;
DROP TABLE table_2;
DROP TABLE table_3;
......
sql/event_data_objects.cc
View file @ 00b85c49
......@@ -99,7 +99,9 @@ Event_parse_data::new_instance(THD *thd)
*/
Event_parse_data::Event_parse_data()
:on_completion(ON_COMPLETION_DROP), status(ENABLED), do_not_create(FALSE),
:on_completion(Event_basic::ON_COMPLETION_DROP),
status(Event_basic::ENABLED),
do_not_create(FALSE),
item_starts(NULL), item_ends(NULL), item_execute_at(NULL),
starts_null(TRUE), ends_null(TRUE), execute_at_null(TRUE),
item_expression(NULL), expression(0)
......@@ -241,7 +243,7 @@ Event_parse_data::check_if_in_the_past(THD *thd, my_time_t ltime_utc)
if (ltime_utc >= (my_time_t) thd->query_start())
return;
if (on_completion == ON_COMPLETION_DROP)
if (on_completion == Event_basic::ON_COMPLETION_DROP)
{
switch (thd->lex->sql_command) {
case SQLCOM_CREATE_EVENT:
......@@ -258,9 +260,9 @@ Event_parse_data::check_if_in_the_past(THD *thd, my_time_t ltime_utc)
do_not_create= TRUE;
}
else if (status == ENABLED)
else if (status == Event_basic::ENABLED)
{
status= DISABLED;
status= Event_basic::DISABLED;
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_NOTE,
ER_EVENT_EXEC_TIME_IN_THE_PAST,
ER(ER_EVENT_EXEC_TIME_IN_THE_PAST));
......@@ -589,6 +591,7 @@ Event_parse_data::check_parse_data(THD *thd)
ret= init_execute_at(thd) || init_interval(thd) || init_starts(thd) ||
init_ends(thd);
check_originator_id(thd);
DBUG_RETURN(ret);
}
......@@ -635,6 +638,31 @@ Event_parse_data::init_definer(THD *thd)
}
/**
Set the originator id of the event to the server_id if executing on
the master or set to the server_id of the master if executing on
the slave. If executing on slave, also set status to SLAVESIDE_DISABLED.
SYNOPSIS
Event_parse_data::check_originator_id()
*/
void Event_parse_data::check_originator_id(THD *thd)
{
/* Disable replicated events on slave. */
if ((thd->system_thread == SYSTEM_THREAD_SLAVE_SQL) ||
(thd->system_thread == SYSTEM_THREAD_SLAVE_IO))
{
DBUG_PRINT("info", ("Invoked object status set to SLAVESIDE_DISABLED."));
if ((status == Event_basic::ENABLED) ||
(status == Event_basic::DISABLED))
status = Event_basic::SLAVESIDE_DISABLED;
originator = thd->server_id;
}
else
originator = server_id;
}
/*
Constructor
......@@ -1004,8 +1032,23 @@ Event_queue_element::load_from_row(THD *thd, TABLE *table)
goto error;
DBUG_PRINT("load_from_row", ("Event [%s] is [%s]", name.str, ptr));
status= (ptr[0]=='E'? Event_queue_element::ENABLED:
Event_queue_element::DISABLED);
/* Set event status (ENABLED | SLAVESIDE_DISABLED | DISABLED) */
switch (ptr[0])
{
case 'E' :
status = Event_queue_element::ENABLED;
break;
case 'S' :
status = Event_queue_element::SLAVESIDE_DISABLED;
break;
case 'D' :
status = Event_queue_element::DISABLED;
break;
}
if ((ptr= get_field(&mem_root, table->field[ET_FIELD_ORIGINATOR])) == NullS)
goto error;
originator = table->field[ET_FIELD_ORIGINATOR]->val_int();
/* ToDo : Andrey . Find a way not to allocate ptr on event_mem_root */
if ((ptr= get_field(&mem_root,
......@@ -1356,7 +1399,7 @@ Event_queue_element::compute_next_execution_time()
(long) starts, (long) ends, (long) last_executed,
(long) this));
if (status == Event_queue_element::DISABLED)
if (status != Event_queue_element::ENABLED)
{
DBUG_PRINT("compute_next_execution_time",
("Event %s is DISABLED", name.str));
......@@ -1708,6 +1751,8 @@ Event_timed::get_create_event(THD *thd, String *buf)
if (status == Event_timed::ENABLED)
buf->append(STRING_WITH_LEN("ENABLE"));
else if (status == Event_timed::SLAVESIDE_DISABLED)
buf->append(STRING_WITH_LEN("DISABLE ON SLAVE"));
else
buf->append(STRING_WITH_LEN("DISABLE"));
......@@ -1765,7 +1810,7 @@ Event_job_data::get_fake_create_event(String *buf)
*/
int
Event_job_data::execute(THD *thd)
Event_job_data::execute(THD *thd, bool drop)
{
Security_context save_ctx;
/* this one is local and not needed after exec */
......@@ -1805,6 +1850,17 @@ Event_job_data::execute(THD *thd)
definer_host.str, dbname.str));
ret= -99;
}
if (drop)
{
sql_print_information("Event Scheduler: Dropping %s.%s",
dbname.str, name.str);
/*
We must do it here since here we're under the right authentication
ID of the event definer
*/
if (Events::drop_event(thd, dbname, name, FALSE))
ret= 1;
}
event_restore_security_context(thd, &save_ctx);
done:
......
sql/event_data_objects.h
View file @ 00b85c49
......@@ -184,7 +184,7 @@ public:
load_from_row(THD *thd, TABLE *table);
int
execute(THD *thd);
execute(THD *thd, bool drop);
int
compile(THD *thd, MEM_ROOT *mem_root);
......
sql/event_db_repository.cc
View file @ 00b85c49
......@@ -905,6 +905,13 @@ update_timing_fields_for_event(THD *thd,
DBUG_ENTER("Event_db_repository::update_timing_fields_for_event");
/*
Turn off row binlogging of event timing updates. These are not used
for RBR of events replicated to the slave.
*/
if (thd->current_stmt_binlog_row_based)
thd->clear_current_stmt_binlog_row_based();
if (open_event_table(thd, TL_WRITE, &table))
goto end;
......
sql/event_scheduler.cc
View file @ 00b85c49
......@@ -309,7 +309,7 @@ Event_worker_thread::run(THD *thd, Event_queue_element_for_exec *event)
thd->enable_slow_log= TRUE;
ret= job_data->execute(thd);
ret= job_data->execute(thd, event->dropped);
print_warnings(thd, job_data);
......@@ -338,27 +338,6 @@ Event_worker_thread::run(THD *thd, Event_queue_element_for_exec *event)
end:
delete job_data;
if (event->dropped)
{
sql_print_information("Event Scheduler: Dropping %s.%s",
event->dbname.str, event->name.str);
/*
Using db_repository can lead to a race condition because we access
the table without holding LOCK_metadata.
Scenario:
1. CREATE EVENT xyz AT ... (conn thread)
2. execute xyz (worker)
3. CREATE EVENT XYZ EVERY ... (conn thread)
4. drop xyz (worker)
5. XYZ was just created on disk but `drop xyz` of the worker dropped it.
A consequent load to create Event_queue_element will fail.
If all operations are performed under LOCK_metadata there is no such
problem. However, this comes at the price of introduction bi-directional
association between class Events and class Event_worker_thread.
*/
Events::drop_event(thd, event->dbname, event->name, FALSE);
}
DBUG_PRINT("info", ("Done with Event %s.%s", event->dbname.str,
event->name.str));
......
sql/events.cc
View file @ 00b85c49
......@@ -1041,14 +1041,14 @@ Events::dump_internal_status()
*/
bool
Events::start_or_stop_event_scheduler(enum_opt_event_scheduler start_or_stop)
Events::switch_event_scheduler_state(enum_opt_event_scheduler new_state)
{
bool ret= FALSE;
DBUG_ENTER("Events::start_or_stop_event_scheduler");
DBUG_ENTER("Events::switch_event_scheduler_state");
DBUG_ASSERT(start_or_stop == Events::EVENTS_ON ||
start_or_stop == Events::EVENTS_OFF);
DBUG_ASSERT(new_state == Events::EVENTS_ON ||
new_state == Events::EVENTS_OFF);
/*
If the scheduler was disabled because there are no/bad
......@@ -1068,7 +1068,7 @@ Events::start_or_stop_event_scheduler(enum_opt_event_scheduler start_or_stop)
goto end;
}
if (start_or_stop == EVENTS_ON)
if (new_state == EVENTS_ON)
ret= scheduler->start();
else
ret= scheduler->stop();
......@@ -1079,7 +1079,7 @@ Events::start_or_stop_event_scheduler(enum_opt_event_scheduler start_or_stop)
goto end;
}
opt_event_scheduler= start_or_stop;
opt_event_scheduler= new_state;
end:
pthread_mutex_unlock(&LOCK_event_metadata);
......
sql/events.h
View file @ 00b85c49
......@@ -99,7 +99,7 @@ public:
destroy_mutexes();
static bool
start_or_stop_event_scheduler(enum enum_opt_event_scheduler start_or_stop);
switch_event_scheduler_state(enum enum_opt_event_scheduler new_state);
static bool
create_event(THD *thd, Event_parse_data *parse_data, bool if_exists);
......
sql/set_var.cc
View file @ 00b85c49
......@@ -4020,7 +4020,7 @@ sys_var_event_scheduler::update(THD *thd, set_var *var)
new_state=
(enum Events::enum_opt_event_scheduler) var->save_result.ulong_value;
res= Events::start_or_stop_event_scheduler(new_state);
res= Events::switch_event_scheduler_state(new_state);
DBUG_RETURN((bool) res);
}
......
sql/sql_yacc.yy
View file @ 00b85c49
......@@ -948,7 +948,6 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize);
%token SIGNED_SYM
%token SIMPLE_SYM /* SQL-2003-N */
%token SLAVE
%token SLAVESIDE_DISABLE_SYM
%token SMALLINT /* SQL-2003-R */
%token SNAPSHOT_SYM
%token SOCKET_SYM
......@@ -10004,7 +10003,6 @@ keyword_sp:
| SIMPLE_SYM {}
| SHARE_SYM {}
| SHUTDOWN {}
| SLAVESIDE_DISABLE_SYM {}
| SNAPSHOT_SYM {}
| SOUNDS_SYM {}
| SQL_CACHE_SYM {}
......
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