Consider the Mysql Enterprise Audit plugin. A CSV file called data.csv has 100 rows of data. The stored procedure prepare_db ( ) has 10 auditable statements.
You run the following statements in the mydb database: Mysql＞ CALL prepare_db ( );
Mysql＞ LOAD DATA INFILE '/tmp/data.cav' INTO TABLE mytable; Mysql＞ SHOW TABLES;
How many events are added to the audit log as a result of the preceding statements?（）

多项选择题Which two statements are true about InnoDB auto-increment locking?（）

A.The auto-increment lock can be a table-level lock
B.InnoDB never uses table-level locks
C.Some settings for innodb_autoinc_lock_mode can help reduce locking
D.InnoDB always protects auto-increment updates with a table-level lock

多项选择题You are using replication and the binary log files on your master server consume a lot of disk space. Which two steps should you perform to safely remove some of the older binary log files?（）

A.Use the command PURGE BINARY LOGS and specify a binary log file name or a date and time to remove unused files
B.Execute the PURGE BINARY LOGE NOT USED command
C.Remove all of the binary log files that have a modification date earlier than today
D.Edit the .index file to remove the files you want to delete
E.Ensure that none of the attached slaves are using any of the binary logs you want to delete