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2019年2月21日
【OCP认证12c题库】CUUG 071题库考试原题及答案（28）
摘要： 28.choose the best answer Evaluate the following SQL statement: SQL> SELECT promo_id, promo_category FROM promotions WHERE promo_category = 'Internet' 阅读全文
posted @ 2019-02-21 11:41 cnblogs_5359 阅读(278) 评论(0) 推荐(0)
【OCP认证12c题库】CUUG 071题库考试原题及答案（27）
摘要： 27.choose two The SQL statements executed in a user session are as follows: SQL> CREATE TABLE product (pcode NUMBER(2), pname VARCHAR2(10)); SQL> INSE 阅读全文
posted @ 2019-02-21 11:05 cnblogs_5359 阅读(278) 评论(0) 推荐(0)
【OCP认证12c题库】CUUG 071题库考试原题及答案（26）
摘要： 26.choose two Examine the structure of the PRODUCTS table. Which two statements are true? A) EXPIRY_DATE always stores date and time in character form 阅读全文
posted @ 2019-02-21 10:25 cnblogs_5359 阅读(329) 评论(0) 推荐(0)
【OCP认证12c题库】CUUG 071题库考试原题及答案（25）
摘要： 25. choose the best answer Evaluate the following SQL statement: ALTER TABLE hr.emp SET UNUSED (mgr_id); Which statement is true regarding the effect 阅读全文
posted @ 2019-02-21 09:47 cnblogs_5359 阅读(279) 评论(0) 推荐(0)