单选题Which of the following is a typical data warehouse query?（）A What is this customers address?B Does this customer have any unpaid bills?C What is the balance in this customers account?D What are the total sales for each of the last 6 months?
题目
单选题
Which of the following is a typical data warehouse query?（）
A
What is this customers address?
B
Does this customer have any unpaid bills?
C
What is the balance in this customers account?
D
What are the total sales for each of the last 6 months?
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参考答案和解析
正确答案：
C
解析：
暂无解析