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55 lines
2.2 KiB
Text
55 lines
2.2 KiB
Text
CREATE DATABASE IF NOT EXISTS events_test;
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USE events_test;
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CREATE TABLE table_1(a int);
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CREATE TABLE table_2(a int);
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CREATE TABLE table_3(a int);
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CREATE TABLE table_4(a int);
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CREATE TABLE T19170(s1 TIMESTAMP);
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SET GLOBAL event_scheduler=1;
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CREATE EVENT E19170 ON SCHEDULE EVERY 2 SECOND DO INSERT INTO T19170 VALUES(CURRENT_TIMESTAMP);
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CREATE EVENT two_sec ON SCHEDULE EVERY 2 SECOND DO INSERT INTO table_1 VALUES(1);
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CREATE EVENT start_n_end
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ON SCHEDULE EVERY 1 SECOND
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ENDS NOW() + INTERVAL 6 SECOND
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ON COMPLETION PRESERVE
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DO INSERT INTO table_2 VALUES(1);
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CREATE EVENT only_one_time ON SCHEDULE EVERY 2 SECOND ENDS NOW() + INTERVAL 1 SECOND DO INSERT INTO table_3 VALUES(1);
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CREATE EVENT two_time ON SCHEDULE EVERY 1 SECOND ENDS NOW() + INTERVAL 1 SECOND ON COMPLETION PRESERVE DO INSERT INTO table_4 VALUES(1);
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SELECT IF(SUM(a) >= 4, 'OK', 'ERROR') FROM table_1;
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IF(SUM(a) >= 4, 'OK', 'ERROR')
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OK
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SELECT IF(SUM(a) >= 5, 'OK', 'ERROR') FROM table_2;
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IF(SUM(a) >= 5, 'OK', 'ERROR')
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OK
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SELECT IF(SUM(a) > 0, 'OK', 'ERROR') FROM table_3;
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IF(SUM(a) > 0, 'OK', 'ERROR')
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OK
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SELECT IF(SUM(a) > 0, 'OK', 'ERROR') FROM table_4;
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IF(SUM(a) > 0, 'OK', 'ERROR')
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OK
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DROP EVENT two_sec;
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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;
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IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR')
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OK
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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;
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IF(LAST_EXECUTED-ENDS < 3, 'OK', 'ERROR')
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OK
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DROP EVENT start_n_end;
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"Already dropped because ended. Therefore an error."
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DROP EVENT only_one_time;
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ERROR HY000: Unknown event 'only_one_time'
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"Should be preserved"
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SELECT EVENT_NAME, STATUS FROM INFORMATION_SCHEMA.EVENTS;
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EVENT_NAME STATUS
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E19170 ENABLED
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two_time DISABLED
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DROP EVENT two_time;
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DROP TABLE table_1;
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DROP TABLE table_2;
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DROP TABLE table_3;
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DROP TABLE table_4;
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"Checking for multiple executions in one second, should not happen -> 0 as result"
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SELECT COUNT(*) FROM (SELECT s1, COUNT(*) AS cnt FROM T19170 GROUP BY s1) AS tmp WHERE tmp.cnt > 1;
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COUNT(*)
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0
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DROP DATABASE events_test;
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