单选题An Alias can be an alternate name for which DB2 object?（）A SequenceB TriggerC SchemaD View

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.

A.Table

B.Columns

C.Table and Alias

D.Columns and Alias

A. a schema object

B. a subquery that can contain an ORDER BY clause

C. another name for a view that contains group functions

D. a subquery that is part of the FROM clause of another query

A.Sequence

B.Trigger

C.Schema

D.View

A.Sequence

B.Schema

C.Group

D.View

A.Alias

B.Schema

C.Package

D.Routine Space

A.Package

B.Trigger

C.Stored Procedure

D.Informational Constraint

A programmer wants to generate values for a numeric ID column in their EXPENSE table. The ID column values need to be incremented by 1000 for each new expense report added to the EXPENSE table. Which DB2 object can be referenced by an INSERT statement to meet thisrequirement?（）

A.Sequence

B.Table Function

C.Identity Column

D.INSTEAD OF Trigger