3¡¢Choose the best answer.Examine this statement, which executes successfully:You want to improve the performance of this query:SELECT NameFROM world.cityWHERE Population BETWEEN 1000000 AND 2000000;Which change enables the query to succeed while accessing fewer rows?A) ALTER TA...[Ïêϸ]

MySQL 8.0 OCPÈÏÖ¤¿¼ÊÔÔ­ÌâÌâ¿âÕûÀí£¨CUUGÄÚ²¿×ÊÁÏ£©-µÚ2Ìâ2¡¢Choose two.Which two actions can obtain information about deadlocks?A) Run the SHOW ENGINE INNODB MUTEX command from the mysql client.B) Enable the innodb_status_output_locks global parameter.C) Enable the innodb_print_al...[Ïêϸ]

MySQL 8.0 OCPÈÏÖ¤¿¼ÊÔÔ­ÌâÌâ¿âÕûÀí£¨CUUGÄÚ²¿×ÊÁÏ£©-µÚ1ÌâChoose the best answer.Examine these statements and output:mysql> GRANT PROXY ON accounting@localhost TO ' '@'%' ;mysql> SELECT USER(), CURRENT_USER(), @@proxy_user;Which statement is true?A) The user failed to define ...[Ïêϸ]