移动端

  • 题王微信公众号

    题王微信公众号

    微信搜“题王网”真题密题、最新资讯、考试攻略、轻松拿下考试

单选题

Examine the data from the ORDERS and CUSTOMERS tables. ORDERS ORD_ID ORD_DATE CUST_ID 12-JAN- 100 15 10000 09-MAR- 101 40 8000 09-MAR- 102 35 12500 15-MAR- 103 15 12000 25-JUN- 104 15 6000 18-JUL- 105 20 5000 106 18-JUL- 35 7000 21-JUL- 107 20 6500 04-AUG- 109 10 8000 CUSTOMERS CUST_ID CUST_NAME CITY 10 Smith Los Angeles 15 Bob San Francisco 20 Martin Chicago 25 Mary New York 30 Rina Chicago 35 Smith New York 40 Lind New York Evaluate the SQL statement: SELECT * FROM orders WHERE cust_id = (SELECT cust_id FROM customers WHERE cust_name = 'Smith'); What is the result when the query is executed?()

发布日期:2021-10-13

Examine the data from the ORDERS and CUSTOMERS tab...
A

ORD_ID ORD_DATE CUST_ID ORD_TOTAL 09-MAR- 102 35 12500 18-JUL- 106 35 7000 04-AUG- 108 10 8000

B

ORD_ID ORD_DATE CUST_ID ORD_TOTAL 09-MAR- 102 35 12500 18-JUL- 106 35 7000

C

ORD_ID ORD_DATE CUST_ID ORD_TOTAL 04-AUG- 108 10 8000

D

The query fails because the subquery returns more than one row.

E

The query fails because the outer query and the inner query are using different tables.

标签: "暂无标签"

题王网让考试变得更简单

扫码关注题王,更多免费功能准备上线!