Details
-
New Feature
-
Status: Triage Needed
-
P3
-
Resolution: Fixed
-
None
-
None
Description
Add a PTransform for estimating the number of distinct elements in a PCollection and the number of distinct values associated with each key in a PCollection KVs.
it should offer the same API as its Java counterpart: https://github.com/apache/beam/blob/11a977b8b26eff2274d706541127c19dc93131a2/sdks/java/core/src/main/java/org/apache/beam/sdk/transforms/ApproximateUnique.java