Introduction to Database System
A logical schema

None of these
All of these
is a standard way of organizing information into accessible parts
describes how data is actually stored on disk
is the entire database

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Introduction to Database System
In SQL, the CREATE TABLESPACE is used

None of these
to create a database trigger
to add/rename data files, to change storage
All of these
to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace

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