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You can use TQL queries in two ways:

(1) External Query:  Use queries from a client (external to the TQLEngine). These queries are sent to the TQLEngine query end points as the payload of a message. The query return will be send back to the client as a message. These queries can not only provide client the model instance data, but also execute business logic after the TQL Project has been deployed. For example, from find and update queries, the client would be able to view and control the states of things.

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