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SQL for Database Construction

SQL for Database Construction
What is not an advantage of stored procedures?

Greater security
Increased network traffic
SQL can be optimized
Code sharing

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SQL for Database Construction
For what purposes are views used?

To hide complicated SQL statements only
All of these
To hide columns only
To hide rows only

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SQL for Database Construction
SQL has a JOIN ON syntax that can be used to create inner joins and outer joins.

False
True

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SQL for Database Construction
Which is NOT one of the most common types of SQL CHECK constraints?

Comparing one column value to another within the same table
Lists of values
Range checks
System date

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SQL for Database Construction
To update an SQL view, the DBMS must be able to associate the column(s) to be updated with:

a particular column in a particular underlying table.
a particular column in a particular row.
a particular row in a particular underlying table.
None of these

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SQL for Database Construction
A trigger is a stored program that is attached to a database.

True
False

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