Note: Pipes and named pipes are supported in SAS only under Windows NT. Windows 98 and Windows 95 can support named pipes, but only as a client. Pipes can be one-way or two-way. With a one-way pipe, ...

With a two-way pipe, both applications can read and write data. Pipes can be either unnamed or named: Also called an anonymous pipe (or simply a pipe), this type of pipe is always one way. It is ...