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全部博文（487）
发布时间：2019-02-12 16:13:41
View the Exhibit and examine the structure of the CUSTOMERS table.CUSTOMERS needs to be updated to reflect the latest information about the customers.MERGE INTO customers c USING customer_vu cv ON (c.customer_id = cv.customer_id)WHEN MATCHED THEN&nbs.........【阅读全文】
发布时间：2018-08-09 14:00:41
38、Which three are true about the Automatic Database Diagnostic Monitor (ADDM)?A) Its findings are accessible only by using Oracle Enterprise Manager.B) It improves database performance by automatically implementing Oracle's best practices.C) It can assist the DBA in diagnosing data.........【阅读全文】
发布时间：2018-08-09 13:55:41
37、USER1 grants SELECT, INSERT, and UPDATE privileges on USER1. EMP to USER2.SYS executes this command:SQL> REVOKE UPDATE ON user1.emp FROM user1;What will be the outcome?A) It will succeed and only USER2 will be unable to perform SELECT,INSERT, Or UPDATE on USER1. EMU.B) It.........【阅读全文】
发布时间：2018-08-08 11:48:19
36、Which two are true about roles?A) A role can be granted a combination of system and object privileges and other roles.B) The CONNECT role Is granted automatically to a user when It Is created.C) Roles are owned by SYSTEM.D) The RESOURCE role Is granted the CREATE SESSION priv.........【阅读全文】
