Building Blocks > Common Building Blocks > Model Management Building Block > Database Schema (Model Management Building Block)
Database Schema (Model Management Building Block)
The model management building block leverages the OA Model Schema.
The following diagram shows the schema for the model management database objects:
Database schema diagram for the model management building block.
The following Data Shapes in the PTC.MaterialMaster project define the objects in the database schema:
Model—Contains records of the created Things. Adds records for Things only.
ModelLink—Contains records of the relationship between models (ThingWorx entities).
ModelType—Enumerated list of model types. Note: It is the responsibility of the solution-specific implementation to fill the model type database.
ModelClass—Defines the model class
ModelClassLink—Defines a link between model classes.
ModelToClassLink—Defines a link between a model and a model class.
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