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Real time data warehouse: Didi's real-time data warehouse landing practice

2022-07-29 00:02:00 【Freedom3568】

List of articles

    • 1. Purpose of real time data warehouse construction
      • 1.1 Solve the problem of traditional data warehouse
      • 1.2 Application scenarios of real-time data warehouse
    • 2. Didi hitchhiker real-time data warehouse construction example
      • 2.1 ODS Source layer construction
      • 2.2 DWD Detail level construction
      • 2.3 DIM layer
      • 2.4 DWM Summary layer construction
      • 2.5 APP application layer
    • 3. Windmill real-time data warehouse construction results
    • 4. The construction of real-time data warehouse is strongly dependent on the data platform
      • 4.1 be based on StreamSQL Real time data requirements development
      • 4.2 Data based DreamWorks StreamSQL IDE And mission operations
      • 4.3 Metadata of real-time data source based on data dream factory (meta Chemical table )
    • 5. Challenge and solution thinking
      • 5.1 Real time data warehouse R & D specification
      • 5.2 Offline and real-time data consistency assurance
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