MySQL管理长时间运行查询
create event my_long_running_query_monitoron schedule every 5 minute
starts '2018-08-08 11:00:00'
on completion preserve enable do
begin
declare v_sql varchar(500);
declare no_more_long_running_query integer default 0;
declare c_tid cursor for
select concat ('kill ',id,';') from
information_schema.processlist
where time >= 3600
and user = substring(current_user(),1,instr(current_user(),'@')-1)
and command not in ('sleep')
and state not like ('waiting for table%lock');
declare continue handler for not found
set no_more_long_running_query=1;
open c_tid;
repeat
fetch c_tid into v_sql;
set @v_sql=v_sql;
prepare stmt from @v_sql;
execute stmt;
deallocate prepare stmt;
until no_more_long_running_query end repeat;
close c_tid;
end;
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