When/Where: Processing-Time Windows Processing-Time windows are important for two reasons: For certain usage like usage monitoring. Processing time windows are effective Processing time can help analyze system status There are…
Deinition One naive approach for solving the event-time windowing problem would be to simply base our event-time windows on the current processing time. But data processing and transport is not…
Looking at these mechanics will help us motivate, understand, and apply the concepts around watermarks. We discuss how watermarks are created at the point of data ingress, how they propagate…
What results are calculated? Where in event time are results calculated? When in processing time are results materialized? How do refinements of results related? If you care about both correctness…
Chapter 1. Streaming 101 The reasons we need a streaming data processing: Businesses crave timely insights into their data The massive, unbounded datasets that are increasingly common Processing data as…
BigQuery High-Level Architecture Query Step Step 1: HTTP POST The client sends an HTTP POST request to the BigQuery endpoint. Usually it use JDBC Step 2: Routing The part of…
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