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This is documentation for Caché & Ensemble.

For information on converting to InterSystems IRIS, see the InterSystems IRIS Adoption Guide and the InterSystems IRIS In-Place Conversion Guide, both available on the WRC Distributions page (login required).

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Read/write mode to use when opening sequential files.


[Miscellaneous]    OpenMode=n


The value n indicates the read/write mode you want used when opening sequential files and no mode is specified in the OPEN command:

  • 0 means Read.

  • 1 means Read-Write.



Range of Values

0 or 1. The default value of OpenMode is 0.

Management Portal

On the page System Administration > Configuration > Additional Settings > Compatibility, in the OpenMode row, select Edit. Choose a mode, Read (0) or Read-Write (1).