Introduction to Database System In SQL, which command(s) is(are) used to redefine an index's future storage allocation DO INDEX ALTER INDEX None of these MODIFY INDEX REDEFINE INDEX DO INDEX ALTER INDEX None of these MODIFY INDEX REDEFINE INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if None of these they have no records with the same value in the common field both (b) and (c) they have a field in common they have a row in common None of these they have no records with the same value in the common field both (b) and (c) they have a field in common they have a row in common ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SAME All of the listed here CREATE SCHEMA CREATE SYNONYM CREATE SAME All of the listed here CREATE SCHEMA CREATE SYNONYM ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database can use aggregate functions like SUM and COUNT None of these are written in English both (a) and (b) All of these can use aggregate functions like SUM and COUNT None of these are written in English both (a) and (b) All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
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