Ahmet Altay created BEAM-6693:
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Summary: ApproximateUnique transform for Python SDK
Key: BEAM-6693
URL: https://issues.apache.org/jira/browse/BEAM-6693
Project: Beam
Issue Type: New Feature
Components: sdk-py-core
Reporter: Ahmet Altay
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
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