單項(xiàng)選擇題

You have a login-path named "adamlocal" that was created by using the mysql_config_editor command. You need to check what is defined for this login_path to ensure that it is correct for you deployment.
You execute this command:
$mysql_config_editor print –login-path=adamlocal What is the expected output of this command?（）

A.The command prints all parameter for the login-path. The password is replaced with stars
B.The command prints the encrypted entry for the login-path. The is only possible to see if an entry exists
C.The command prints all parameters for the login-path. The password is shown only when you provide the –password option
D.The command prints all parameters for the login-path. The password is printed in plain tex

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單項(xiàng)選擇題

A database exists as a read-intensive server that is operating with query_cachek_type =DEMAND.
The database is refreshed periodically, but the resultset size of the queries does not fluctuate.
Note the following details about this environment: A web application uses a limited set of queries. The Query Cache hit rate is high.
All resultsets fit into the Query Cache. All queries are configured to use the Query Cache successfully. The response times for queries have recently started to increase.
The cause for this has correctly been identified as the increase in the number of concurrent users accessing the web service.
Based solely on the information provided, what is the most likely cause for this slowdown at the database level?（）

A.The Query Cache is pruning queries due to an increased number of requests
B.Query_cache_min_res_unit has been exceeded, leading to an increased performance overhead due to additional memory block lookups
C.Mutex contention on the Query Cache is forcing the queries to take longer due to its singlethreaded nature
D.The average resultset of a query is increasing due to an increase in the number of users requiring SQL statement execution

多項(xiàng)選擇題

Mysqldump was used to create a single schema backup; Shell> mysqldump –u root –p sakila > sakila2013.sql
Which two commands will restore the sakila database without interfering with other running database?（）

A.Mysql＞ USE sakila; LOAD DATA INFILE 'sakila2013.sql';
B.Shell＞ mysql –u root –p sakila sakila2013.sql
C.Shell＞ mysql import –u root –p sakila sakila2013.sql
D.Shell＞ mysql –u root -p –e 'use sakila; source sakila2013.sql'
E.Shell＞ mysql –u root –p –silent ＜ sakila2013.sql

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Mysqldump was used to create a single schema backup; Shell> mysqldump –u root –p sakila > sakila2013.sql Which two commands will restore the sakila database without interfering with other running database?（）

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Mysqldump was used to create a single schema backup; Shell> mysqldump –u root –p sakila > sakila2013.sql
Which two commands will restore the sakila database without interfering with other running database?（）