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摘要: 68、(29-13)choose two: Which two statements are true? (Choose two.) A) DICTIONARY is a view that contains the names of all the data dictionary views th 阅读全文
posted @ 2019-03-07 11:57 cnblogs_5359 阅读(474) 评论(0) 推荐(0)
摘要: 67、(25-8)choose the best answer: View the Exhibit and examine the structure of CUSTOMERS table. Evaluate the following query: SQL>SELECT cust_id, cust 阅读全文
posted @ 2019-03-07 11:27 cnblogs_5359 阅读(293) 评论(0) 推荐(0)
摘要: 66、(22-19)choose two Examine the structure proposed for the TRANSACTIONS table: Which two statements are true regarding the creation and storage of da 阅读全文
posted @ 2019-03-07 10:56 cnblogs_5359 阅读(263) 评论(0) 推荐(0)
摘要: 65、(22-16) choose the best answer: The CUSTOMERS table has the following structure: You need to write a query that does the following tasks: 1. Displa 阅读全文
posted @ 2019-03-07 10:14 cnblogs_5359 阅读(283) 评论(0) 推荐(0)
摘要: 64、(22-7) choose the best answer: View the Exhibit and examine the structure of the ORDERS and ORDER_ITEMS tables. Evaluate the following SQL statemen 阅读全文
posted @ 2019-03-06 11:33 cnblogs_5359 阅读(211) 评论(0) 推荐(0)
摘要: 63、(22-4) choose the best answer: View the Exhibit and examine the data in the PRODUCTS table. Which statement would add a column called PRICE, which 阅读全文
posted @ 2019-03-06 11:08 cnblogs_5359 阅读(243) 评论(0) 推荐(0)
摘要: 62、(13-17)choose the best answer: You need to list the employees in DEPARTMENT_ID 30 in a single row, ordered by HIRE_DATE. Examine the sample output: 阅读全文
posted @ 2019-03-06 10:35 cnblogs_5359 阅读(261) 评论(0) 推荐(0)
摘要: 61、(18-6) choose the best answer: View the Exhibit and examine the structure of the CUSTOMERS table. You want to generate a report showing the last na 阅读全文
posted @ 2019-03-06 10:03 cnblogs_5359 阅读(248) 评论(0) 推荐(0)
摘要: 60、(16-10) choose the best answer: Evaluate the following SQL commands: SQL>CREATE SEQUENCE ord_seq INCREMENT BY 10 START WITH 120 MAXVALUE 9999 NOCYC 阅读全文
posted @ 2019-03-05 14:26 cnblogs_5359 阅读(285) 评论(0) 推荐(0)
摘要: 59、(16-8)choose two: Which two statements are true regarding the USING and ON clauses in table joins? A) The ON clause can be used to join tables on c 阅读全文
posted @ 2019-03-05 13:11 cnblogs_5359 阅读(235) 评论(0) 推荐(0)
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