Server IP : 172.67.216.182 / Your IP : 172.69.166.64 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /www/server/mysql/src/mysql-test/suite/ndb/r/ |
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DROP TABLE IF EXISTS t2; CREATE TABLE t2 ( a bigint unsigned NOT NULL PRIMARY KEY, b int unsigned not null, c int unsigned ) engine=ndbcluster; select count(*) from t2; count(*) 10000 delete from t2 limit 1; select count(*) from t2; count(*) 9999 delete from t2 limit 100; select count(*) from t2; count(*) 9899 delete from t2 limit 1000; select count(*) from t2; count(*) 8899 update t2 set c=12345678 limit 100; select count(*) from t2 where c=12345678; count(*) 100 select count(*) from t2 where c=12345678 limit 1000; count(*) 100 select * from t2 limit 0; a b c drop table t2; CREATE TABLE `t2` ( `views` int(11) NOT NULL default '0', `clicks` int(11) NOT NULL default '0', `day` date NOT NULL, `hour` tinyint(4) NOT NULL default '0', `bannerid` smallint(6) NOT NULL default '0', `zoneid` smallint(6) NOT NULL default '0', `source` varchar(50) NOT NULL default '', PRIMARY KEY (`day`,`hour`,`bannerid`,`zoneid`,`source`), KEY `bannerid_day` (`bannerid`,`day`), KEY `zoneid` (`zoneid`) ) ENGINE=ndbcluster DEFAULT CHARSET=latin1; INSERT INTO `t2` VALUES ( 1,0,'2004-09-17', 5,100,100,''), ( 1,0,'2004-09-18', 7,100,100,''), ( 17,0,'2004-09-27',20,132,100,''), ( 4,0,'2004-09-16',23,132,100,''), ( 86,0,'2004-09-18', 7,196,196,''), ( 11,0,'2004-09-16',16,132,100,''), (140,0,'2004-09-18', 0,100,164,''), ( 2,0,'2004-09-17', 7,132,100,''), (846,0,'2004-09-27',11,132,164,''), ( 1,0,'2004-09-18', 8,132,100,''), ( 22,0,'2004-09-27', 9,164,132,''), (711,0,'2004-09-27', 9,100,164,''), ( 11,0,'2004-09-18', 0,196,132,''), ( 41,0,'2004-09-27',15,196,132,''), ( 57,0,'2004-09-18', 2,164,196,''); SELECT DATE_FORMAT(day, '%Y%m%d') as date, DATE_FORMAT(day, '%d-%m-%Y') as date_formatted FROM t2 GROUP BY day ORDER BY day DESC; date date_formatted 20040927 27-09-2004 20040918 18-09-2004 20040917 17-09-2004 20040916 16-09-2004 SELECT DATE_FORMAT(day, '%Y%m%d') as date, DATE_FORMAT(day, '%d-%m-%Y') as date_formatted FROM t2 GROUP BY day ORDER BY day DESC LIMIT 2; date date_formatted 20040927 27-09-2004 20040918 18-09-2004 drop table t2;