The following table describes the things to consider when using the RUN FILE command.
Topic | Usage Notes |
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Specifying the System Console/Standard Input Device | Use the asterisk (*) character as the fileid specification for the system console/standard input (stdin) device. The system console is the:
For more information about the keyboard and standard input devices, see File Requirements. |
z/OS fileid Usage Rules | If a DDNAME is specified, FastExport reads data records from the specified source. A DDNAME must obey the same construction rules as Teradata SQL column names except that:
The DDNAME must obey the applicable rules of the external system and may reference a sequential or VSAM data set. If the DDNAME represents a data source on magnetic tape, the tape may be either labeled or nonlabeled, as supported by the operating system. |
Executing the RUN FILE Command | After FastExport executes the RUN FILE command, it reads additional commands from the specified source until a LOGOFF command or end-of-file condition is encountered, whichever occurs first. An end-of-file condition automatically causes FastExport to resume reading its commands and DML statements from the previously active source:
SYSIN/stdin remains the active input source after FastExport processes any user-provided invocation parameters.
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Nested RUN Commands | The source specified by a RUN FILE command can have up to 16 levels of nested RUN commands. |