多做题,通过考试没问题!

Oracle认证考试

睦霖题库>其他计算机考试>Oracle认证考试

Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables. 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?()

  • A、A
  • B、B
  • C、C
  • D、D
  • E、E
正确答案:A
答案解析:
进入题库查看解析

微信扫一扫手机做题