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Introduction to flow computing Oceanus Stream computing Oceanus is a powerful tool for real-time analysis of big data product ecosystem. It is an enterprise level real-time big data analysis platform based on Apache Flink with the characteristics of one-stop development, seamless connection, sub second delay, low cost, security and stability. ...

Introduction to flow computing Oceanus Stream computing Oceanus is a powerful tool for real-time analysis of big data product ecosystem. It is an enterprise level real-time big data analysis platform based on Apache Flink with the characteristics of one-stop development, seamless connection, sub second delay, low cost, security and stability. ...

Flink Core Programming 1,Environment When Flink Job submits to perform calculations, it first establishes a link with the Flink framework, that is, the current Flink runtime environment in which task can be scheduled to a different taskManager execution only if environmental information is available. This environment object is relatively simp ...

1. Use background Recently, the group wants to build a set of real-time data warehouse in the existing environment. After comprehensive analysis, doris will be used as the database of real-time data warehouse. The data sources include message data and business database data. 2. Data source access It's easy to say the message data. Whether pu ...

Author: Tencent Cloud Flow Computing Oceanus Team Introduction to Oceanus for Stream Computing Flow computing Oceanus is a real-time analysis tool for the ecosystem of data products. It is an enterprise real-time large data analysis platform based on Apache Flink, which has the features of one-stop development, seamless connection, subsecond ...

Before understanding tumbling window, let's have a basic understanding of the "window" when it comes to stream processing or stream computing. In the data flow, there is a source that continuously generates data, which makes it infeasible to calculate the final value. The "window" defines a set of finite elements on an unbo ...

Abstract: This paper introduces the prototype construction of Flink + Hudi Lake Warehouse Integration Scheme in detail. The main contents are as follows: Hudi The new architecture is integrated with the lake warehouse Best practices Flink on Hudi Flink CDC 2.0 on Hudi Tips: FFA 2021 is heavily opened. Click "read the original te ...

Detailed use of Flink 1. Installation and deployment install Step 1: add flink-1.10.1-bin-scala_2.12.tgz upload to the server and decompress Step 2: modify the conf/flink-conf.yaml file # Modify the jobmanager.rpc.address parameter to the jobmanager machine jobmanager.rpc.address: hadoop151 Step 3: modify the conf / slave file # slave ma ...

About Zeppelin Zeppelin is a Web-based notebook that supports data-driven, interactive data analysis and collaboration using SQL, Scala, Python, R, and so on. Zeppelin supports multiple language backends, and the Apache Zeppelin interpreter allows any language/data processing backend to be inserted into Zeppelin. Currently, Apache Zeppelin s ...

Background introduction This article will introduce how to import the data in MySQL into Kafka in the form of Binlog + Canal, and then be consumed by Flink. In order to quickly verify the functionality of the whole process, all components are deployed in a single machine. If you have insufficient physical resources, you can build all the comp ...