Release 10.1A: OpenEdge Development:
Progress Dynamics Administration

> ## DCU API

> The procedure files that contain most of the code specific to the DCU are located in your `OpenEdge_Install``\src\dynamics\install\prc` directory. Table 5–4 lists the DCU’s main procedure files.

> Table 5–4: DCU procedure files
> File | Description
> --- | ---
>     inuimngrp.p
> | Handles the UI events that run the DCU wizard.
>     inupgrdapip.p
> | Handles the data definition and data loads (Phase 1 processing).
>     insessupdp.p
> | Handles the dataset (ADO) loads (Phase 2 processing).
>     insaxparserp.p
> | Reads the XML files.
>     inrytupdstatp.p
> | Stores details of the upgrade process in the Repository.
>     inicfdbsitep.p
> | Sets the Repository’s site number.
>     inicfdbsetseqp.p
> | Increments the Repository’s version sequence during each upgrade.
>     inicfdbmngrp.p
> | Creates and updates new repositories.
>     inicfdbgetseqp.p
> | Retrieves the current value of the Repository’s version sequence.

> The two manager procedures, `inuimngrp.p` and `inicfdbmngrp.p`, can serve as examples for your custom deployment managers. These two managers also contain all the APIs that you should normally need to make calls to. The following sections describe the public APIs.

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