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Once the data has been loaded into the database, the _____ tests and fine-tunes the database for performance, integrity, concurrent access, and security constraints.
Q1: In a page-level lock,the DBMS will lock
Q18: A(n)join will select only the rows with
Q37: A(n)subquery is a subquery that executes once
Q40: RDBMSs enforce integrity rules automatically.
Q56: The " " characteristic of a primary
Q57: is the coexistence of a variety of
Q62: In an Oracle sequence,the pseudo-column retrieves the
Q63: The CHECK constraint is used to define
Q82: A(n)routine pools multiple transactions into a single
Q87: In Oracle,make(s)it possible to merge SQL and