试题详情
- 单项选择题Which of the following is a characteristic of a schema?（）
A、Foreign key references cannot cross schema boundaries.
B、A DB2 user must be created before a schema with the same name can be created.
C、If no schema is specified when an object is created, the default schema PUBLIC is used.
D、A schema enables the creation of multiple objects in a database without encountering namespace collisions.
- D
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