Tag: hbase

The back-end

How do experts practice HBase? Don’t miss didi insider tips

January 21, 2024

by 李飛

No Comments

Abstract: The advantages of HBase and Phoenix are well known. Do replication's random sending and Connection management give you a headache? In this sharing, Didi...

Read More

The back-end

EMR(Hadoop /hbase/ Phoenix) Collects data migration pit records in a cluster

January 21, 2024

by Mrs. Sylvia Day

No Comments

I. Overview: Hbase(Phoenix) Data migration schemes are divided into Hadoop layer (distcp) and Hbase layer (copyTable, export/ Import, and Snapshot). 2. Step1: first, open up...

Read More

The back-end

Practice and evolution of HBase data pipeline facilities

January 20, 2024

by Amber Salazar

No Comments

Abstract: In the 9th China Database Technology Conference, Alibaba technical expert Meng Qingyi explained the practice and evolution of Alibaba HBase data pipeline facilities. This...

Read More

reading

Apache Kylin Starter 6 – Optimizing Cube

January 19, 2024

by 李佩珊

No Comments

Dimension tables should not be Hive views, since views need to be materialized each time, resulting in additional time overhead. Ensure the mapping between dimension...

Read More

reading

Apache Kylin Starter 5 – Build Cube

January 19, 2024

by 王佳慧

No Comments

The Cube Info interface mainly fills in some basic information of Cube. First, select a data model and then fill in the Cube name. The...

Read More

reading

Getting Started with Apache Kylin 2 – Principles and Architecture

January 19, 2024

by Hayley Collis

No Comments

To put it simply, the core idea of Kylin is predictive calculation (using space to replace time), that is, to predict the measures that may...

Read More

reading

Kylin storage Engine based on Druid

January 19, 2024

by Alyssa Mendoza

No Comments

About the author: Meituan big Data Engineer, Apache Kylin Committer, currently responsible for the platform construction of Meituan OLAP system (Kylin & Druid & Palo)....

Read More

reading

Apache Kylin V2.5.1 is released

January 19, 2024

by Callum Hussain

No Comments

Apache Kylin v2.5.1 is now available! Welcome to download and use. Apache Kylin is an open source distributed analysis engine that provides SQL query interface...

Read More

The back-end

How to understand HBase and BigTable in an elegant way

January 19, 2024

by Susan Day

No Comments

The hardest part about learning HBase is getting your brain to really understand what it is. Relational databases (RDBMSS, such as MySQL) are often confused...

Read More

reading

Source code reading skills

January 18, 2024

by 孫靜怡

No Comments

My level is limited, some of the following are my thinking and understanding, if there is wrong, I hope you pointed out actively, welcome to...

Read More

The back-end

【HBase From Getting Started to Mastering series 】 How can I Rescue deleted Data by mistake?

January 18, 2024

by Rania Saraf

No Comments

Foreword Sometimes when we operate database accidentally delete data, at this time how to retrieve? Mysql has a binlog to help us recover data, but...

Read More

reading

Tips for improving code testability

January 18, 2024

by Emma Booth

No Comments

Software engineering is embodied in quality and efficiency. Single test is the first line of defense of software quality, and single test coverage is one...

Read More

reading

Microservice monitoring

January 17, 2024

by Keith Johns

No Comments

Microservice monitoring is mainly divided into two parts, one is the monitoring of microservice itself, the other is the monitoring of the whole call chain....

Read More

The back-end

Seven Hadoop and Spark projects that you must be very familiar with

January 17, 2024

by Keya Bahri

No Comments

If your Hadoop project is going to break new ground, it will look a lot like the seven common projects described below. There's an old...

Read More

The back-end

Look at my 72 changes, Ali HBase data compression coding exploration

January 16, 2024

by Anvi Sahota

No Comments

Benefits: Top international event HBaseCon Asia will be held in Beijing in August 2018, is now free applications, refer to https://yq.aliyun.com/promotion/631 for more details if...

Read More

Artificial intelligence (ai)

Open Source Big Data Weekly – Issue 22

January 16, 2024

by Anthony Peterson

No Comments

This week: Big Data Department, Data Scientist, Machine learning development and Opportunities, Spark2.0 Structured Streaming, Hbase Operations, Sqoop, Flink's first book. In the era of...

Read More

The back-end

Look at my 72 changes, Ali HBase data compression coding exploration

January 16, 2024

by 倪志偉

No Comments

Benefits: Top international event HBaseCon Asia will be held in Beijing in August 2018, is now free applications, refer to https://yq.aliyun.com/promotion/631 for more details if...

Read More

The back-end

HBase series (5) : Shell commands commonly used by HBase

January 16, 2024

by Julie Paton

No Comments

By default, a column family stores only one version of data. If you want to store more than one version of data, you need to...

Read More

The back-end

Look at my 72 changes, Ali HBase data compression coding exploration

January 16, 2024

by Roy Hughes

No Comments

Benefits: Top international event HBaseCon Asia will be held in Beijing in August 2018, is now free applications, refer to https://yq.aliyun.com/promotion/631 for more details if...

Read More

The back-end

Seven common Hadoop and Spark project examples

January 16, 2024

by Melissa Mitchell

No Comments

If your Hadoop project is going to break new ground, it will look a lot like these seven common projects. There's an old adage that...

Read More

The back-end

Apache Kylin and Baidu Palo

January 15, 2024

by Jocelyn Morris

No Comments

Apache Kylin and Baidu Palo are both excellent open source OLAP systems. This article will compare Kylin and Palo in a comprehensive way. Kylin and...

Read More

The back-end

HBase Series (9) : HBase Dr And backup

January 15, 2024

by 孫靜怡

No Comments

This document describes three simple Hbase Dr Backup schemes, including CopyTable, Export/Import, and Snapshot. The operations are described as follows: CopyTable operations are performed based...

Read More

Artificial intelligence (ai)

Kaiyuan Big Data Weekly – Issue 40

January 15, 2024

by Marion Johnson

No Comments

In 2016, big data has shifted from the stage of expectation expansion and hype in the previous two years to the stage of rational development...

Read More

The back-end

Apache Kylin practice: Evolution of the Lianjia Data Analysis engine

January 15, 2024

by Kiara Jani

No Comments

With the expansion and development of Lianjia's business lines, as well as the construction of data ecology, the scale of data grows rapidly. Since the...

Read More

Artificial intelligence (ai)

Kaiyuan Big Data Weekly – 53

January 15, 2024

by Ivana Behl

No Comments

The Cloud computing technology conference was held in Beijing. Song Jun, a technical expert from Alibaba, shared a speech titled "SparkSQL in ETL". According to...

Read More

reading

HBase Doesn’t Sleep chapter 5 – HBase Internal Adventures

January 15, 2024

by Victoria Johnson

No Comments

Namespace: Allocates multiple tables to a group for unified management. Table: A Table consists of one or more column families; Data attributes such as timeout...

Read More

The back-end

In the face of massive data storage, how to ensure the efficiency and stability of HBase clusters

January 15, 2024

by Michael Horn

No Comments

On September 15, 2018, Deng Jie, senior big data engineer of Data Platform Department of Ping An Technology, delivered a speech titled "HBase Application and...

Read More

android

Android JNI code is automatically generated

January 15, 2024

by Bradley Jackson

No Comments

The Lynx kernel is written in C++ for easy cross-platform use. In this way, it is necessary to use JNI to communicate with The Java...

Read More

reading

HBase Doesn’t Sleep Chapter 4 – Getting started with the CLIENT API

January 15, 2024

by Toby Peters-Newman

No Comments

In general, Configuration is recommended as a singleton. The Connection is used as it is built. Close the Connection when it is finished. Early tutorials...

Read More

reading

HBase Doesn’t Sleep chapter 2 – Make HBase Run

January 15, 2024

by Scott Hughes

No Comments

(1) Switch to user root and create user Hadoop. (2) Add Hadoop to sudoers list. The JVM will either run out of memory or use...

Read More