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UPDATE

To change data in a file, use the UPDATE command. The data set may be sequential, partitioned, or VSAM.

The UPDATE keywords lets you update some or all of the records in a file by specifying selection criteria on the UPDATE command. Other keywords limit updates to certain positions within the record.

To specify the ddname of the file to be updated, use the INFILE keyword. If you omit the INFILE keyword, the default ddname of SYSUT1 is used. This default may have been changed by the &BAT_INFILE installation parameter.

The UPDATE command does not support load libraries.

For a list of all the keywords the UPDATE command supports, see the topic Keywords in this section.