The relational algebra operator that retrieves a subset of the rows of the input table satisfying a given condition is the _________________ operator.
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Q63: A(n)_ set operator retrieves all rows in
Q64: In relational algebra,the _ operator shows everything
Q65: The relational algebra operator that produces a
Q66: A(n)_ set operator retrieves just the common
Q67: The _ operator produces a table in
Q69: A row in a child table having
Q70: To prohibit actions on referenced rows to
Q71: To cause the same action to be
Q72: When the join condition specifies that rows
Q73: A(n)_ set operator retrieves the rows that
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