Topic Map Query Language (TMQL)

Definition - What does Topic Map Query Language (TMQL) mean?

Topic Map Query Language (TMQL) is a specific XML-based language protocol that is based on the popularity of structured query language (SQL). SQL was developed for a relational database, to allow robust searches of a database by users. Topic Map Query Language was made for topic maps, which are much more dynamic and have specific data structures.

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Techopedia explains Topic Map Query Language (TMQL)

As an element of semantic web technology, topic maps are constantly changing. Topic Map Query Language has to be able to go in and get data from these maps effectively. Topic Map Query Language uses two specific processes – one is information retrieval, and the other is information filtering. Through these combined approaches, Topic Map Query Language allows for data mining and related processes that apply to the topic map, where conventional SQL is applied to the relational database.