Big data architecture flowchart
Big data refers to the collection of data that cannot be captured, managed and processed by conventional software tools within a certain period of time....
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Category: Big data
TDengine helps SF Technology transform big data monitoring
December 14, 2023
by Kaitlyn Bowden-Larsen
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SF Technology's big data cluster needs to collect massive monitoring data every day to ensure the stable operation of the cluster. Although OpenSDB +HBase was...
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Hologres Uncover: Optimize Copy, Increase Batch Import Performance by + 5 times
December 14, 2023
by 丁雅筑
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Hologres (Chinese name) interactive analysis is ali cloud from the research on the number of one-stop real-time warehouse, the cloud native system combines real-time service...
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ES – ids queries
December 14, 2023
by Denise Smith-Lewis
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Each row of data, that is, documents, will have an ID. If you specify a column Field as the ID, then the column Field must...
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Hive Enterprise Performance Optimization
December 14, 2023
by Michelle Love
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However, it is difficult to build a perfect database if we are limited to using Hive without considering performance issues, so Hive performance tuning is...
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Cloudera Manager installation experience for CDH5.x
December 14, 2023
by Abram Chad
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Without further ado, Cloudera Manager has installed CDH5.x. (image-1c6abb-1513138023093)] HDFS management interface and HBase Web UI [image-1c6abb-1513138023093]] (image-82c66f-1513138023093) Hive HiveServer2 Web UI...(image-82c66f-1513138023093)
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Big data ETL processing tool Kettle introduction practice
December 14, 2023
by Jocelyn Morris
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ETL (Extract-Transform-Load) is an abbreviation of Extract-Transform-Load (Extract-Transform-Load). For data developers, we often encounter a variety of data processing, transformation, and migration, so it is...
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Complete all Hive SQL (20000 words)
December 14, 2023
by 黃思穎
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This article covers all of the SQL that Hive uses on a daily basis. Because there are too many SQL statements, it is classified as...
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The core concept of Kettle, a big data ETL processing tool
December 14, 2023
by Jessica Morales
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The previous article gave a brief introduction to Kettle and gave a quick taste of it, completing the "Copy data from CSV file to Excel...
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The storage cost is only 1/10 of OpenSDB’s. What is Tdengine’s biggest killer?
December 14, 2023
by Sarah Green
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In "The Mystifying Parameters for Clustering TdEngine", we show you how to distribute data evenly among the nodes. Next, we will continue to explore with...
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Using Ambari to cluster HDP version HadooP3
December 14, 2023
by Jared Finley
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Tip ambari: sslhandshakeException: Client Requested Protocol TLSV1 is not enabled or not supported Ambari due to a JRE configuration problem. Modified the JRE configuration of...
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ElasticSearch(ES) uses a Nested structure to store KV and aggregate queries
December 14, 2023
by Janice Buckley
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This article will discuss how to use the Nested structure in ElasticSearch for data storage, query, and aggregation, and discuss ElasticSearch's solution to the limitation...
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ES–highlight query
December 14, 2023
by 楊俊宏
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The highlighted data, itself a field in the document, is returned to you separately as highlight. ES provides a highlight attribute at the same level...
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【 KAFKA operation and maintenance 】 KAFKA the most complete network of the most detailed operation and maintenance command collection (boutique strongly recommended collection!!
December 14, 2023
by 劉怡安
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Most of the following operation and maintenance operations can be visualized on the platform using Logi-Kafka-Manager; @[TOC] 1.topicCommand1.1.Topic create bin/kafka-topics. Sh --create --bootstrap-server localhost:9092 --replication-factor...
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Netease Sails, Cloud Music, Intel, Youzan’s latest big data practice (PPT download + video playback)
December 14, 2023
by Grace Allen
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At the recent netease Spark Technology Salon hosted by netease Spark and Intel, Yao Qin, a netease Spark Committer, and Chen Qi, head of OLAP...
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Evolution of the HDFS architecture
December 14, 2023
by Angela Allen
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Hadoop has been developed for more than 10 years, and the versions have gone through numerous updates and iterations. At present, the major versions of...
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Hologres Reveals the Core Principles of High Performance Native Acceleration MaxCompute
December 14, 2023
by Alex Hussain
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Hologres (Chinese name) interactive analysis is ali cloud from the research on the number of one-stop real-time warehouse, the cloud native system combines real-time service...
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ES – term&terms queries
December 14, 2023
by Alisha Chanda
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Reference: Elasticsearch Reference [7.10] » Term-level Queries » Term Query Term = 'Compliable' and 'Compliable' It will not be divided into hand and machine; Then...
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Delta Lake Series Technical Topics Lakehouse
December 14, 2023
by 周琬婷
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Summary: This article translates a series of technical articles by Databricks on the data Lake Delta Lake. It is well known that Databricks dominates many...
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Data handling components: manage data import and export based on SQOOP
December 14, 2023
by Patricia Parsons
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SQOOP is an open source big data component that is used to transfer data between Hadoop(Hive, HBase, etc.) and traditional databases (MySQL, PostgreSQL, Oracle, etc.).
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Hardcore | Sqoop start guide
December 14, 2023
by Janice Walker
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In our daily development, we often need to come into contact with relational databases, such as MYSQL, Oracle and so on, and use them to...
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TalkingData, A mobile data service provider, has raised $10 million in Series A funding from Northern Lights
December 14, 2023
by Christopher Decker
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TalkingData, A leading independent third-party mobile data service platform in China, has announced that it has completed A Series A funding round led by Northern...
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Alibaba big data cloud original biochemical practice, EMR Spark on ACK product introduction
December 13, 2023
by Anna Pedersen
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Open Source Big Data Community & AMP; Theme: EMR Spark on ACK Product Demo and Best Practices Trainer: Shi Lei, Technical Expert of Aliyun EMR...
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Decryption by BosonNLP word segmentation technology
December 13, 2023
by Andrew Sutton
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After BosonNLP fully opened the word segmentation and part of speech tacking engine in early September, many friends, especially those engaged in data processing and...
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HDFS distributed file system
December 13, 2023
by Sarah Carter
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The Client provides commands for managing and accessing the hdfsnameNode, which is a master. The Client provides commands for managing and accessing the hdfsnameNode, which...
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Doris is a real-time multi-dimensional analysis solution
December 13, 2023
by Eleanor Griffiths
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OLAP databases with MPP architectures such as Doris typically handle large amounts of data by increasing concurrency. Essentially, Doris's data is stored in a data...
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Top project committers and contributors are gathered together, and the big data technology salon of Shufan Xintel is waiting for you
December 13, 2023
by Lauren Johnson
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Under the background of digitalization and intelligent transformation, data, as the core means of production of enterprises, is expected to play a greater value. From...
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The underlying principles of Hive: Explain the execution plan
December 13, 2023
by Thomas Schmidt
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If you don't know how to explain in Hive, it will be very convenient for you to use Hive in your work. This section introduces...
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How can users of TDEngine optimize the speed of writing data?
December 13, 2023
by Cynthia Smith
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You've all heard that one of the biggest advantages of Tdengine in the Internet of Things big data scenario is write speed -- this is...
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