Introduction to Database System Two files may be joined into a third file if None of these they have a field in common they have no records with the same value in the common field both (b) and (c) they have a row in common None of these they have a field in common they have no records with the same value in the common field both (b) and (c) they have a row in common ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? DELETE INDEX DROP INDEX ROLL BACK INDEX REMOVE INDEX DELETE INDEX DROP INDEX ROLL BACK INDEX REMOVE INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ . indexes metadata user data A report indexes metadata user data A report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following command(s) is(are) used to recompile a stored procedure in SQL? MODIFY PROCEDURE ALTER PROCEDURE COMPILE PROCEDURE None of the listed here MODIFY PROCEDURE ALTER PROCEDURE COMPILE PROCEDURE None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Hierarchical schema All of the listed here Network schema Relational schema Hierarchical schema All of the listed here Network schema Relational schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products. False True False True ANSWER DOWNLOAD EXAMIANS APP
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