Can you tell me what design patterns are used in Spring?
Factory, singleton, agent can not have any technical depth, interview assault in the second season, I tried to do some technical depth, but I think...
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Tag: greenplum
How to improve the ten-billion-level data processing capability quickly?
January 7, 2024
by 方淑慧
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In recent years, the rapid development of mobile Internet, Internet of things and cloud computing has spawned massive data. In terms of big data processing,...
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32. Extra meals: Can you draw a picture of the core architecture of Spring?
January 7, 2024
by Jason Dillon
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The Spring core source code, the Spring core architecture diagram, which contains calls between various classes and apis, introduces another point, combing through the Spring...
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Let your database fly! The Greenplum query optimizes parsing
January 7, 2024
by Margaret Bryant
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On June 19, Guo Feng, developer of the original Greenplum kernel, shared the third issue of "Greenplum Kernel" series of live broadcast "Query optimization". Don't...
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To understand a Greenplum index, you have to have a tree in mind!
January 7, 2024
by Jake Pearce
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Indexes are an important component of databases, and b-trees are the most common index data structure and the default index type in Greenplum. Today I...
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The latest iteration, Greenplum 6.10, has been released
January 7, 2024
by Alisha Chaudhari
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Since the official release of Greenplum 6.0, Greenplum has continued to iterate at a rapid rate of one small release per month, providing users with...
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Feature analysis | GreenPlum Primary/Mirror synchronization mechanism
January 7, 2024
by Edward Oliver
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The PostgreSQL active/standby synchronization mechanism is implemented through stream replication. For the principle, see THE PG Active/Standby Flow Replication Mechanism. Greenplum is based on PostgreSQL,...
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Greenplum – Spark Connector is introduced
January 7, 2024
by Joanne Jackson
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Greenplum is an excellent MPP database product. There are several ways to write external data to Greenplum, including universal Jdbc, Gpload and Pivotal Greenplum Connector....
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The Greenplum kernel has been upgraded to PostgreSQL 12 with a number of new features
January 7, 2024
by Eva Barr
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Greenplum is based on PostgreSQL, but has developed a number of features and extreme, even harsh optimizations for big data scenarios and users' pursuit of...
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What is the transaction implementation principle of Spring? Can you talk about your understanding of the transaction propagation mechanism?
January 7, 2024
by Dale Cooke-Bishop
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Springioc and AOP, dynamic proxy techniques, thread-safety issues for beans, transaction mechanisms, transaction implementation principles, transaction propagation mechanisms, if you add a @Transactional annotation, spring...
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29. Bonus: Can you say that Spring beans are thread-safe?
January 7, 2024
by Richard Copeland
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Beans in the Spring container can be divided into 5 scopes: (1) Singleton: default, only one instance of a bean in each container (2) Prototype:...
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Greenplum SQL problem recurrence tool Minirepo
January 7, 2024
by Michelle Ramos
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The Minirepro tool is a lighter tool than GPSD. It collects namespace information and statistics for the corresponding SQL so that the problem can be...
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Skillfully use compound indexes to optimize query performance
January 7, 2024
by 張詩涵
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Composite indexes, also known as multi-field indexes, refer to indexes built on multiple fields of a table. They are widely supported in database systems, and...
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Best practice | CentOS and Ubuntu installation configuration GreenPlum database cluster – source & installation package
January 7, 2024
by Seth Harvey
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This article describes how to install and configure the GreenPlum cluster in CentOS/RedHat, Ubuntu/Debian using installation packages and source code. 1. Installation Step 1.1. The...
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The selection method of CTO deep analytical data intelligence multi-dimensional analysis system is proposed
December 13, 2023
by Stephen Godfrey-Curtis
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Intelligent data is the data as the means of production, through a combination of mass data processing, data mining, machine learning, human computer interaction and...
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