单项选择题
A.It contains only the plan for the SQL statement executed by the user.
B.It contains the SQL text executed by the user and the bind variables used with it.
C.It contains the plan and statistics associated with the SQL statement executed by the user.
D.It contains the plan for the SQL statement executed by the user and the bind variables used with it.
单项选择题 You execute the following command toauditdatabase activities： SQL>AUDITDROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL； What is the effect of this command（）
单项选择题 In your production database， data manipulation language （DML） operations are executed on theSALES table. You have noticed some dubious values in the SALES table during the last few days. Youare able to track users， actions taken， and the time of the action for this particular period but the changesin data are not tracked. You decide to keep track of both the old data and new data in the table along withthe user information. What action would you take to achieve this task（）
单项选择题 ou executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5 ignorecase=N Which statement describes the purpose of the above password file（）