单选题Which of the following describes the objects of a DB2 database and their relationships?（）A InstanceB Table spaceC System catalogD Schema repository
题目
单选题
Which of the following describes the objects of a DB2 database and their relationships?（）
A
Instance
B
Table space
C
System catalog
D
Schema repository
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参考答案和解析
正确答案：
C
解析：
暂无解析