Direction Enumeration

The Direction enumeration provides options for the role that a parameter plays in a query or stored procedure.

Enumeration Values

Name	Summary
Input	Specifies that the mapping will be an input parameter.
Output	Specifies that the mapping will be a parameter marked as output. That is, it can return a value back through the parameter.
ReturnValue	Specifies that the mapping will be the return value of the command.