cnblogs_5359

2019年2月21日

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)

2019年2月20日

【OCP-12c】CUUG 071题库考试原题及答案解析（24）

摘要： 24. choose the best answer In the EMPLOYEES table there are 1000 rows and employees are working in the company for more than 10 years. Evaluate the fo 阅读全文

posted @ 2019-02-20 17:29 cnblogs_5359 阅读(347) 评论(0) 推荐(0)

【OCP-12c】CUUG 071题库考试原题及答案解析（23）

摘要： 23.choose the best answer View the Exhibits and examine PRODUCTS and SALES tables. You issue the following query to display product name and the numbe 阅读全文

posted @ 2019-02-20 16:16 cnblogs_5359 阅读(245) 评论(0) 推荐(0)

【OCP-12c】CUUG 071题库考试原题及答案解析（22）

摘要： 5.choose the best answer Evaluate the following CREATE SEQUENCE statement: CREATE SEQUENCE seq1 START WITH 100 INCREMENT BY 10 MAXVALUE 200 CYCLE NOCA 阅读全文

posted @ 2019-02-20 15:33 cnblogs_5359 阅读(251) 评论(0) 推荐(0)

【OCP-12c】CUUG 071题库考试原题及答案解析（21）

摘要： 3.choose three View the Exhibit and examine the description of SALES and PROMOTIONS tables. You want to delete rows from the SALES table, where the PR 阅读全文

posted @ 2019-02-20 13:54 cnblogs_5359 阅读(261) 评论(0) 推荐(0)

2019年2月19日

【OCP-12c】CUUG 071题库考试原题及答案解析（20）

摘要： 20.choose two Examine the description of the EMP_DETAILS table given below: Which two statements are true regarding SQL statements that can be execute 阅读全文

posted @ 2019-02-19 11:53 cnblogs_5359 阅读(267) 评论(0) 推荐(0)

【OCP-12c】CUUG 071题库考试原题及答案解析（19）

摘要： 1.choose the best answerWhat is the primary difference between the relational database (RDB) andobject-oriented database (OODB) models?A) RDB allows t 阅读全文

posted @ 2019-02-19 10:56 cnblogs_5359 阅读(584) 评论(0) 推荐(0)

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