This tab has the following components:

Name   Shows the name of the selected column.

Type   Shows the type of object.

View   Shows the name of the view the column belongs to, with the name of the view's owner in parentheses.

Data type   Shows the data type of the selected column.

Allows null   Shows whether the selected column allows NULL values.

Comment   Provides a place for you to type a text description of the column.

See also

• SQL data types
• Choosing constraints