Exam 4: The Relational Model 3: Advanced Topics

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In MySQL,you use the _____ command to produce a list of tables.

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C

Once you add an index to a database,you cannot delete it.

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False

To insert a new field in a table,the ____ keyword should be used with the ALTER TABLE command.

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A

The SQL command for deleting the Warehouse field from the Part table is ____.

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Access 2010 supports data macros.

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Which of the following statement fragments will only allow a CreditLimit of $7,500,$10,000,or $15,000?

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Information about tables in the database is kept in the system catalog.

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A stored procedure is placed on a client computer.

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What is the difference between entity integrity and referential integrity?

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In SQL,you use the CHECK clause to enforce ____ integrity.

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Under which conditions should you create an index on a field (or combination of fields)?

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To create an index for the Customer table named RepBal with the keys RepNum and Balance and with the balances listed in descending order,the command is ____.

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The ____ statement will take away user privileges to the database.

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To use a stored procedure in MySQL,a user enters the word _____ followed by the procedure name.

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A trigger is stored and compiled on the ____.

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An individual can use a view to create reports,charts,and other objects that show database data.

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What are the advantages of having views only contain the fields required by a given user?

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In a system catalog,the ____________________ table contains information about the tables known to SQL.

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The semicolon at the end of a MySQL command is called a(n) ____________________.

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The SQL command used to delete an index that is no longer necessary is ____________________.

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