Choose the best answer.You have installed the 8 build of MySQL Shell.mysqlsh --uri root@localhost:3306 -- util check-for-server-upgradeA) It documents any problems with your 5.7 tables to make them ready to upgrade to 8.C) It fixes any problems with your 5.7 tables to make them rea...【阅读全文】
Mysql 8.0 OCP认证考试原题题库整理(CUUG内部资料)-第11题Choose the best answer.You have upgraded the MySQL binaries from 5.7.28 to 8.0.18 by using an in-place upgrade.Examine the message sequence generated during the first start of MySQL 8.0.18:Which step or set of steps will r...【阅读全文】
Choose the best answer.mysqlsh> dba.createCluster( 'cluster1' , {memberWeight:35})mysqlsh> mycluster.addInstance ( 'ic@ic2' , {memberWeight:25})Now examine this configuration setting, which is the same on all nodes:Which statement is true if primary node ic1 fails?B) Node ic3 b...【阅读全文】
mysql冷备份指的是在停掉mysql服务的情景下备份整个data目录,windows下该目录默认情况下位于C:\Program Files\MySQL\MySQL Server 5.0\data, data目录下每个数据库都对应有相应的文件夹,其中系统数据mysql是最重要的,里面包含了所有数据库的字典信息,若是想单独备份某个数据库的话,必须同时也备mysql系统数据库,通常情...【阅读全文】
<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /> 1 . About MySQL Quota Daemon is a lightweight tool for limiting database sizes. As the MySQL server has no support for preventing disk from ge<?xml:namespace prefix = st1 ns = "Tencent" />tting...【阅读全文】
sh-3.2# mysql -u root -psh: mysql: command not found: sh-3.2# cd ~ //进入根目录sh-3.2# pwd/var/rootsh-3.2# ls -a .bash*。//看一看.bash_file文件在不在。不在就建一个。.bash_history.bash_profilesh-3.2# more .bash_profilePATH=$PATH:/usr...【阅读全文】
cmake升级 hash -rgcc升级mysqld与mysqld_save的区别下载的源码包 mysql-8.0.16.tar.gz编译安装mysql-8.0.16 遇到的问题和解决方案:一:CMake 3.4.3 or higher is required. You are running version 2.8.12.2要求安装cmake3这个包需要安装扩展包,cmake3 在扩展库里面yum install epel-release -yyum inst...【阅读全文】
4、Choose two.Examine these commands that you executed and the results:WHERE USERHOST = 'fwuser@localhost' ; -------------mysql> SELECT RULE FROM INFORMATION_SCHEMA.MYSQL_FIREWALL_WHITELISTmysql> CALL mysql.sp_set_firewall_mode('fwuser@localhost' , 'RESET') ;...【阅读全文】
Examine this statement, which executes successfully:You want to improve the performance of this query:FROM world.cityWhich change enables the query to succeed while accessing fewer rows?B) ALTER TABLE world.city ADD SPATIAL INDEX (Name) ;D) ALTER TABLE world.city ADD FULLTEXT I...【阅读全文】
mysql出现which is not functionally dependent on columns in GROUP BY clause报错解决方案方案一:修改SQL语句,每个字段前加上any_value SELECT any_value(id) AS id,any_value(uid),any_value(rid) FROM sys_user_role WHERE (rid = '1259293401992036353') GROUP BY uid;...【阅读全文】
mysql出现which is not functionally dependent on columns in GROUP BY clause报错解决方案方案一:修改SQL语句,每个字段前加上any_value SELECT any_value(id) AS id,any_value(uid),any_value(rid) FROM sys_user_role WHERE (rid = '1259293401992036353') GROUP BY uid;...【阅读全文】
方案一:修改SQL语句,每个字段前加上any_value SELECT any_value(id) AS id,any_value(uid),any_value(rid) FROM sys_user_role WHERE (rid = '1259293401992036353') GROUP BY uid;【阅读全文】
方案一:修改SQL语句,每个字段前加上any_value SELECT any_value(id) AS id,any_value(uid),any_value(rid) FROM sys_user_role WHERE (rid = '1259293401992036353') GROUP BY uid;【阅读全文】