It stores server-based information (rules) about objects and properties. These rules are allowed to be used for client/server web based development. The information in Data Dictionary is not used by the Content Server for its internal processing but by the client applications. The Content server only stores and retrieves information form Data Dictionary.
Data Dictionary Information about a object type is defined using the Documentum Composer. Before this information is used by the client application, it must be published to the repository. If you are using Documentum composer then it is automatically published. Publishing of the information creates/amends following three objects (types):
dmi_dd_common_info
dmi_dd_type_info
dmi_dd_attr_info
dm_DataDictionaryPublisher job is used to publish the information.
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