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JD Tech Talk

Aug 6, 2024 · Big Data

Real-Time Stream Computation in Monitoring Systems: Data Streams, Windows, and Watermarks with Apache Flink

This article explains the role of monitoring systems, introduces real-time data stream computation, describes data stream characteristics, details Flink’s event time and processing time concepts, various window types, watermark mechanisms, and strategies for handling out-of-order and late data.

Data StreamFlinkWatermark

0 likes · 18 min read

Real-Time Stream Computation in Monitoring Systems: Data Streams, Windows, and Watermarks with Apache Flink

DataFunTalk

Jun 29, 2021 · Big Data

In-depth Analysis of Flink SQL 1.13 Features and Improvements

This article provides a comprehensive overview of Apache Flink SQL 1.13, detailing new Window TVF support, cumulate windows, performance optimizations, time‑zone handling, enhanced Hive compatibility, SQL client upgrades, DataStream‑Table conversion improvements, and outlines the roadmap for the upcoming 1.14 release.

DataStreamFlinkHive Integration

0 likes · 15 min read

In-depth Analysis of Flink SQL 1.13 Features and Improvements

Sohu Tech Products

Jun 16, 2021 · Mobile Development

Understanding the Android Window Mechanism: From PhoneWindow to ViewRootImpl

This article explains the Android Window mechanism in depth, covering the roles of PhoneWindow, WindowManagerImpl, DecorView, ViewRootImpl, and their interactions during Activity startup, view creation, and rendering, with detailed code examples and step‑by‑step analysis.

AndroidPhoneWindowViewRootImpl

0 likes · 17 min read

Understanding the Android Window Mechanism: From PhoneWindow to ViewRootImpl