Watermarks: Time and Progress in Apache Beam and Beyond
Автор: Slava Chernyak
Загружено: 2016-11-15
Просмотров: 17766
Slava Chernyak (Google Inc)
Watermarks: Time and Progress in Apache Beam and Beyond
Strata Hadoop NYC 2016
Watermarks are a system for measuring progress and completeness in out-of-order streaming systems, and are utilized to emit correct results in a timely manner. Given the trend towards out-of-order processing in existing streaming systems, watermarks are an increasingly important tool when designing streaming pipelines. This talk will explain watermarks and explore real-world applications.
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