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- Scheduler is either initialized at server start or never. Starting & stopping is now suspending & resuming. - The scheduler has clear OO interface - Now all calls to the scheduler are synchronous - GLOBAL event_scheduler uses thd::sys_var_tmp (see set_var.cc) - External API is encapsulated into class Events - Includes fixes for all comments of Kostja's review of 19.05.2005 Starting to merge into 5.1-release (5.1.10) and push BitKeeper/etc/ignore: Added libmysqld/event_scheduler.cc to the ignore list libmysqld/Makefile.am: executor -> scheduler mysql-test/r/events.result: update result mysql-test/r/events_bugs.result: update result mysql-test/r/events_logs_tests.result: update result mysql-test/r/events_microsec.result: update result mysql-test/r/events_scheduling.result: update result mysql-test/r/events_stress.result: update result mysql-test/t/disabled.def: enable these tests mysql-test/t/events.test: optimize the test a bit for speed, save some seconds runtime remove FULL from SHOW EVENTS mostly use I_S.EVENTS mysql-test/t/events_bugs.test: Skip irrelevant for the current design tests - all events are loaded on server startup. Change in mysql.event will be visible on next server start. Don't use numeric error codes. mysql-test/t/events_logs_tests.test: optimize the test a bit for speed mysql-test/t/events_microsec.test: Skip irrelevant for the current design tests - all events are loaded on server startup. Change in mysql.event will be visible on next server start. Don't use numeric error codes. mysql-test/t/events_scheduling.test: broader test mysql-test/t/events_stress.test: Rework the test to the new architecture of suspending/resuming. Use less events, no need for thousands, hundreds is still ok. sql/Makefile.am: executor -> scheduler sql/cmakelists.txt: executor -> scheduler sql/event.cc: - remove todo comments - remove unneded evex_queue abstraction functions - move events_init() and events_shutdown() from event_executor.cc to here - export db_create_event - remove evex_load_and_compile_event, part of class Event_scheduler - integrate the public interface found in event.h and used by sql_parse.cc to use the new class Event_scheduler. sql/event.h: - add COND_finished so if one thread kills a running event it waits on this - export callback event_timed_definer_equal, event_timed_identifier_equal(), event_timed_name_equal and event_timed_db_equal() to be used by Event_scheduler::drop_matching_events() - cleanup event.h - encapsulated all external interface into class Events sql/event_executor.cc: make it empty, will delete after that sql/event_priv.h: - more things in the private header - remove event queue abstraction functions. tightly bind to QUEUE - export privately db_drop_event, db_find_event, db_create_event() - made change_security_context() and restore_security_context() free functions sql/event_timed.cc: - fix calculation of time when ENDS is set (STARTS is always set) - during Event_timed::compile() set the right Security_ctx. Prevents a crash during Event_scheduler::load_events_from_db() - add Event_timed::kill_thread() - implement event_timed_*_equal() - made change_security_context() and restore_security_context() free functions. - Comments cleanups sql/lex.h: new word scheduler for SHOW SCHEDULER STATUS (available only debug builds) sql/log.cc: move these from event_scheduler.cc sql/mysql_priv.h: refactor kill_one_thread export sql_print_message_func and sql_print_message_handlers sql/mysqld.cc: In close_connections, called by kill_server() skip the main scheduler thread and use events_shutdown() for shutting down the scheduler, in the same manner it's done for RPL. Add a new value to --event-scheduler : 0 <- No scheduler available 1 <- Start with scheduler enabled 2 <- Start with scheduler suspended sql/repl_failsafe.cc: refactor thd::system_thread to be an enum sql/set_var.cc: move sys_var_event_executor::update() to set_var.cc executor -> scheduler use thd::sys_var_tmp sql/set_var.h: executor -> scheduler sql/share/errmsg.txt: 3 new error messages sql/sql_class.cc: refactor thd::system_thread to be an enum . more type-safety sql/sql_class.h: refactor thd::system_thread to be an enum . more type-safety sql/sql_db.cc: get the error from evex_drop_schema_events sql/sql_error.h: export warning_level_names sql/sql_lex.h: new command SHOW SCHEDULER STATUS, available only in debug build and for debug purposes. sql/sql_parse.cc: refactor kill_one_thread() -> does the *dirty* work, and sql_kill just the reporting. add handler for SQLCOM_SHOW_SCHEDULER_STATUS sql/sql_show.cc: fix verbosity handling (this will be obsoleted anyway by the fix for 17394). sql/sql_yacc.yy: remove FULL from SHOW EVENTS add SHOW SCHEDULER STATUS in debug builds sql/table.cc: Fix valgrind warning.
175 lines
6.5 KiB
Text
175 lines
6.5 KiB
Text
create database if not exists events_test;
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use events_test;
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#
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# START - 16415: Events: event names are case sensitive
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#
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CREATE EVENT lower_case ON SCHEDULE EVERY 1 MINUTE DO SELECT 1;
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--error ER_EVENT_ALREADY_EXISTS
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CREATE EVENT Lower_case ON SCHEDULE EVERY 2 MINUTE DO SELECT 2;
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DROP EVENT Lower_case;
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SET NAMES cp1251;
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CREATE EVENT äîëåí_ðåãèñòúð_1251 ON SCHEDULE EVERY 1 YEAR DO SELECT 100;
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--error ER_EVENT_ALREADY_EXISTS
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CREATE EVENT ÄîËåÍ_ðåãèñòúð_1251 ON SCHEDULE EVERY 2 YEAR DO SELECT 200;
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DROP EVENT ÄîËåÍ_ðåãèñòúð_1251;
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SET NAMES utf8;
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CREATE EVENT долен_региÑ<C2B8>Ñ‚ÑŠÑ€_утф8 ON SCHEDULE EVERY 3 YEAR DO SELECT 300;
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--error ER_EVENT_ALREADY_EXISTS
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CREATE EVENT ДОЛЕÐ<E280A2>_региÑ<C2B8>Ñ‚ÑŠÑ€_утф8 ON SCHEDULE EVERY 4 YEAR DO SELECT 400;
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DROP EVENT ДОЛЕÐ<E280A2>_региÑ<C2B8>Ñ‚ÑŠÑ€_утф8;
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SET NAMES latin1;
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#
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# END - 16415: Events: event names are case sensitive
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#
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#
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# START - BUG#16408: Events: crash for an event in a procedure
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#
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set @a=3;
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CREATE PROCEDURE p_16 () CREATE EVENT e_16 ON SCHEDULE EVERY @a SECOND DO SET @a=5;
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call p_16();
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--echo "Here we used to crash!"
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--error ER_EVENT_ALREADY_EXISTS
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call p_16();
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--error ER_EVENT_ALREADY_EXISTS
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call p_16();
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DROP EVENT e_16;
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CALL p_16();
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--error ER_EVENT_ALREADY_EXISTS
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CALL p_16();
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DROP PROCEDURE p_16;
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DROP EVENT e_16;
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#
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# END - BUG#16408: Events: crash for an event in a procedure
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#
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#
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# Start - 16396: Events: Distant-future dates become past dates
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#
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--error ER_WRONG_VALUE
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create event e_55 on schedule at 99990101000000 do drop table t;
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--error ER_WRONG_VALUE
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create event e_55 on schedule every 10 hour starts 99990101000000 do drop table t;
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--error ER_EVENT_ENDS_BEFORE_STARTS
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create event e_55 on schedule every 10 minute ends 99990101000000 do drop table t;
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#
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# End - 16396: Events: Distant-future dates become past dates
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#
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#
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# Start - 16407: Events: Changes in sql_mode won't be taken into account
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#
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set global event_scheduler=2;
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--echo "Wait a bit to settle down"
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--sleep 1
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delete from mysql.event;
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set global event_scheduler= 1;
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set @old_sql_mode:=@@sql_mode;
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set sql_mode=ansi;
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select get_lock('test_bug16407', 60);
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delimiter |;
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create event e_16407 on schedule every 60 second do
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begin
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select get_lock('test_bug16407', 60);
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drop table "hashed_num";
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end|
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delimiter ;|
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--sleep 1
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--echo "Now if everything is fine the event has compiled and is locked
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select /*1*/ user, host, db, command, state, info from information_schema.processlist where info is null or info not like '%processlist%' order by info;
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select release_lock('test_bug16407');
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set global event_scheduler= 2;
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select event_schema, event_name, sql_mode from information_schema.events order by event_schema, event_name;
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--echo "Let's check whether we change the sql_mode on ALTER EVENT"
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set sql_mode='traditional';
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alter event e_16407 do select 1;
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select event_schema, event_name, sql_mode from information_schema.events order by event_schema, event_name;
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drop event e_16407;
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--echo "Another sql_mode test"
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set sql_mode="traditional";
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create table events_smode_test(ev_name char(10), a date) engine=myisam;
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--echo "This should never insert something"
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delimiter |;
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create event ee_16407_2 on schedule every 60 second do
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begin
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select get_lock('ee_16407_2', 60) /*ee_16407_2*/;
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insert into events_test.events_smode_test values('ee_16407_2','1980-19-02');
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end|
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--error ER_TRUNCATED_WRONG_VALUE
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insert into events_smode_test values ('test','1980-19-02')|
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--echo "This is ok"
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create event ee_16407_3 on schedule every 60 second do
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begin
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select get_lock('ee_16407_2', 60) /*ee_16407_3*/;
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insert into events_test.events_smode_test values ('ee_16407_3','1980-02-19');
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insert into events_test.events_smode_test values ('ee_16407_3','1980-02-29');
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end|
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set sql_mode=""|
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--echo "This will insert rows but they will be truncated"
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create event ee_16407_4 on schedule every 60 second do
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begin
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select get_lock('ee_16407_2', 60) /*ee_16407_4*/;
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insert into events_test.events_smode_test values ('ee_16407_4','10-11-1956');
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end|
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delimiter ;|
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select event_schema, event_name, sql_mode from information_schema.events order by event_schema, event_name;
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set sql_mode="ansi";
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select get_lock('ee_16407_2', 60);
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set global event_scheduler= 1;
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--sleep 1
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select /*2*/ user, host, db, command, state, info from information_schema.processlist where info is null or info not like '%processlist%' order by info;
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select release_lock('ee_16407_2');
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--sleep 2
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select /*3*/ user, host, db, command, state, info from information_schema.processlist where info is null or info not like '%processlist%' order by info;
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set global event_scheduler= 2;
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select * from events_smode_test order by ev_name, a;
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--echo "OK, last check before we drop them"
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select event_schema, event_name, sql_mode from information_schema.events order by event_schema, event_name;
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drop event ee_16407_2;
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drop event ee_16407_3;
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drop event ee_16407_4;
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--echo "And now one last test regarding sql_mode and call of SP from an event"
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delete from events_smode_test;
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set sql_mode='traditional';
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delimiter |;
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create procedure ee_16407_5_pendant() begin insert into events_test.events_smode_test values('ee_16407_5','2001-02-29'); end|
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create procedure ee_16407_6_pendant() begin insert into events_test.events_smode_test values('ee_16407_6','2004-02-29'); end|
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create event ee_16407_5 on schedule every 60 second do
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begin
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select get_lock('ee_16407_5', 60) /*ee_16407_5*/;
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call events_test.ee_16407_5_pendant();
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end|
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create event ee_16407_6 on schedule every 60 second do
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begin
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select get_lock('ee_16407_5', 60) /*ee_16407_6*/;
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call events_test.ee_16407_6_pendant();
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end|
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delimiter ;|
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set sql_mode='ansi';
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select get_lock('ee_16407_5', 60);
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set global event_scheduler= 1;
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--sleep 1
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--echo "Should have 2 locked processes"
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select /*4*/ user, host, db, command, state, info from information_schema.processlist where info is null or info not like '%processlist%' order by info;
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select release_lock('ee_16407_5');
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--sleep 2
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--echo "Should have 0 processes locked"
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select /*5*/ user, host, db, command, state, info from information_schema.processlist where info is null or info not like '%processlist%' order by info;
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select * from events_smode_test order by ev_name, a;
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--echo "And here we check one more time before we drop the events"
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select event_schema, event_name, sql_mode from information_schema.events order by event_schema, event_name;
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drop event ee_16407_5;
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drop event ee_16407_6;
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drop procedure ee_16407_5_pendant;
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drop procedure ee_16407_6_pendant;
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set global event_scheduler= 2;
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drop table events_smode_test;
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set sql_mode=@old_sql_mode;
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#
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# End - 16407: Events: Changes in sql_mode won't be taken into account
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#
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drop database events_test;
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