Baidu Geek Talk
Mar 27, 2023 · Big Data
Precise Watermark Design and Implementation in Baidu's Unified Streaming-Batch Data Warehouse
The article details Baidu's precise watermark design for its unified streaming‑batch data warehouse, describing how a centralized watermark server and client ensure end‑to‑end data completeness, align real‑time and batch windows with 99.9‑99.99% precision, and support accurate anti‑fraud calculations within the broader big‑data ecosystem.
Apache FlinkBaiduBig Data
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