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3type must match the Match Server Attribute Type configured in Registry.
Predefined Attributes
As of Match v1.1.0, a predefined set of Attributes may be instantiated via Configure > Attributes > Install Default Attributes. This set of predefined Attributes is not necessarily intended for production use, but instead to provide a starting point for Attribute configuration. This option will create an Attribute Group called "official" as well as several Attributes.
Building the Matchgrid
After the Attributes are defined (or subsequently updated), the Matchgrid must be built. This is the process where the configuration is translated to a SQL table for runtime use. If Attributes are updated, the Matchgrid will also be updated. Existing data will be preserved to the extent permitted by the new configuration.
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