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'Distinct' operation is common in data processing, e. g.
- SQL
DISTINCT
keyword, - In standard libraries for programming languages
- .NET LINQ
Distinct
method, - Java
- Stream
distinct()
- ,
Distinct
method,- Scala Seq
distinct()
,
- .NET LINQ
- In data processing frameworks:
Apache Spark's
distinct()
,- Apache Flink's
distinct()
, - Apache Beam's
Distinct()
, - Hazelcast Jet's
distinct()
, etc.
Hence it is natural to expect the similar functionality from Kafka Streams.
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