2018年8月28日

OCP最新考试题库-052新考题及答案整理-17

摘要： 17、 Examine these commands and their output: SQL> SELECT * FROM emp; ENO ENAME 100 Adam 101 Alan SQL> INSERT INTO emp VALUES(102,'Ben"); 1 row created 阅读全文

posted @ 2018-08-28 11:37 alice9313 阅读(441) 评论(0) 推荐(0)

OCP换题库了，最新052考试题库及答案整理-16

摘要： 16、Which two events always request the LGWR to write? A) when LGWR is notified by a server process that performs a Commit or ROLLBACK B) When PMON res 阅读全文

posted @ 2018-08-28 11:27 alice9313 阅读(268) 评论(0) 推荐(0)

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