多项选择题X 纠错
A.The General Query Log records more data than the Binary Log
B.The binary Log records more data than the General Query Log
C.The Slow Query Log records more data than the General Query Log
D.The General Query Log records more data than the Slow Query Log
E.The Slow Query Log records more data than the Binary Log
F.The Binary Log records more data than the Slow Query Log
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单项选择题
A.Re-install the audit plugin
B.Execute the command FLUSH LOGS
C.Execute the command SET GLOBAL audit_log_fiush= ON
D.Move or rename the existing audit.log file
单项选择题
A.InnoDB uses row and table-level locks, but row locks are not escalates
B.InnoDB locks only those rows that are updated
C.InnoDB only uses row locks, not page or table-level locks
D.InnoDB row locks may be escalated to page or table-level locks
E.InnoDB uses row-level or table-level locks depending on the number of rows affected
单项选择题
A.It is a static variable and can be set only at MySQL server startup
B.It enables and starts the General Query Log
C.It sets the target location for the binary logs generated by the MySQL sever
D.It specifies output destinations for the slow and General Query logs
单项选择题
A.Increase the value of table_definition_cache
B.Increase the value of table_open_cache_instances
C.Decrease the value of table_open_cache_instances
D.Increase the value of table_open_cache
E.Decrease the value of table_definition_cache
F.Decrease the value of table_open_cache
多项选择题
A.More memory per thread is beneficial in all scenarios
B.It causes increased overhead due to initial memory allocation
C.It can affect system stability during peak load times, due to swapping
D.It requires increasing the thread_cache_size variable
多项选择题
A.$ mysqladmin – u root – p – h localhost test – restore /tmp/t1.sql
B.Mysql> INSERT INTO t1 VALUES FROM '/tmp/t1.sql'
C.$ mysql – u root – p – h localhost test < /tmp/t1.sql
D.Mysql> LOAD DATA INFILE '/tmp/t1.sql' INTO TABLE t1
E.$ mysqlinport – u root – p – h localhost test /tmp/t1.sql
多项选择题
A.Can back up a remote database server
B.Allow a consistent backup to be taken
C.Are always faster to restore than binary backups
D.Are able to back up specific items within a database
E.Create automatically compressed backups
F.Will lock all storage engines for duration of backup
多项选择题
A.Use the – replicate-do-db, — replicate-do-table, or – replicate-wild-do-table option with the value equal to OLD_INVENTORY
B.Change the binlog_format option to ROW and restart mysqld before you create the OLD_INVENTORY table
C.Stop SQL_THREAD on the slave until you have finished using the OLD_INVENTORY temporary table
D.Set binlog_format=MIXED with the – replicate-ignore-temp-table option
E.Use the – replicate-ignore-table option with the value equal to OLD_INENTORY.OLD_INVENTORY and restart mysqld before creating the temporary table
单项选择题
A.Mysqld uses internal configuration versioning and reverts to the previous configuration
B.When using mysql_config_editor for configuration adjustments, it detects incorrect syntax and typing mistakes
C.The mysqld_safe script skips the unknown variable and starts using the remaining configuration changes
D.Mysqld prints to the error log about an unknown variable, and then exits
单项选择题
A.MySQL Replication
B.Distributed Replication Block Device
C.Windows Server Failover Clustering
D.MySQL Cluster