This topic describes how to access a FOCUS data source with the USE command. Some of the functionality of the USE command can be performed with the DATASET attribute in the Master File. For information on the DATASET attribute, see the Describing Data With WebFOCUS Language manual.
This topic contains information and examples for the following operating systems: Windows, z/OS, and UNIX.
You can also use Universal Concatenation to retrieve data from unlike data sources in a single request. See the Creating Reports With WebFOCUS Language manual for more information.
You must issue a USE command in order to work with an external index.