A(n) _____ is the equivalent of a field in a file system.

The _____ constraint can be placed on a column to ensure that every row in the table has a value for that column.

A table can be deleted from the database by using the _____ command.

The _____ processor is the software component found in each computer that requests data. It receives and processes the application’s data requests.

A(n) _____ join links tables by selecting only the rows with common values in their common attribute(s).

The _____ schema must support complex (non-normalized) data representations.

The _____ constraint can be placed on a column to ensure that every row in the table has a value for that column.

_____ fragmentation refers to the division of a relation into attribute subsets.

A _____ key is defined as a key that is used strictly for data retrieval purposes.

Which of the following is true of spreadsheet applications?