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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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About This Book

The InterSystems Callout Gateway (implemented in the Caché $ZF functions) allows you to invoke external programs and system services from Caché. It also provides a way to integrate your custom code into Caché.

This book addresses the following topics:

For a detailed outline, see the Table of Contents.

For general information, see Using InterSystems Documentation.