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To search metadata, you can use the Metadata HTTP RESTful API.
Lineage
Lineage can Lineage can be retrieved for dataset and stream entities. A lineage shows—for shows, for a specified time range—all range, all data access of the entity , and details of where that access originated from.
For example: , with a stream, writing to a stream can take place from a worker, which may have obtained the data from a combination of a dataset and a (different) stream. The data in those entities can come from (possibly) other entities. The number of levels of the lineage that are calculated is set when a request is made to view the lineage of a particular entity.
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