[HBase] operate HBase in Java

Preordering JAVA1.8 Hadoop 2.7.7 HBase 2.0.5 Gradle 5.3.1 Dependence: compile group: 'org.apache.hbase', name: 'hbase-client', version: '2.0.5' Source code: https://github.com/Hayaking/HBaseOperator Create connection @Logger public class HBaseUtils { static java.util.logging.Logger logger = getLogger( "haya" ); ...

Posted on Sun, 17 Nov 2019 13:20:34 -0500 by not_skeletor

Installation of HBase on Centos7 and configuration of Eclipse+Maven

I. configuration process of Eclipse+Maven 1. Install and configure JDK Configure the JDK environment on Windows 2. Install Eclipse 3. Install Maven Extract the Maven package, and put the extracted folder \ apache-maven-3.6.0 in the eclipse directory. Configure the environment variable of maven, add the installation Pat ...

Posted on Wed, 06 Nov 2019 11:59:54 -0500 by moneytree

Installation and configuration of link monitoring tool pinpoint

Tags: APMInitial knowledge of pinpoint call chain tool === In this paper, we will focus on the architecture, installation and deployment of the pinpoint tool; 1. Introduction to pinpoint tool:                         . W ...

Posted on Sun, 03 Nov 2019 01:37:11 -0400 by ubersmuck

Spark reads and writes Hbase data

Environmental Science spark: 2.4.3 hbase: 1.1.5 step Start hadoop-3.1.2, HBase 2.2.0 Copy some jar files in the lib directory of HBase into Spark. These are all jar packages that need to be introduced when programming. The jar files that need to be copied include: all jar files at the beginning of hbase, guava-12.0.1.jar, protobuf-java-2.5.0. ...

Posted on Tue, 08 Oct 2019 13:05:49 -0400 by ESCForums.com

Kylin configures Spark and builds Cube

HDP version: 2.6.4.0Kylin version: 2.5.1 Machine: Three CentOS-7,8G memory In addition to MapReduce, Kylin's computing engine also has a faster SPARK. This article tests the speed at which Spark builds a Cube with Kylin's own example, kylin_sales_cube. 1. Configure Kylin's Spark parameters Before running Spark cubing, it is recommended that yo ...

Posted on Tue, 24 Sep 2019 12:08:38 -0400 by nitediver

Integration of HBase with MR and hive

Article Directory 12. Integration of HBase and MapReduce Requirement 1: Read the data from myuser and write it to another table of HBase Step 1: Create the myuser2 table Step 2: Create a maven project and import the jar package Step 3: Develop MR program Step 4: Run Run the first way: run locally ...

Posted on Sat, 21 Sep 2019 22:05:17 -0400 by Ohio Guy

HBase Cluster Setup and Operation

Article Directory 6. Setting up a cluster environment for HBase 7. Common shell operations for HBase 1. Enter the HBase client command operation interface 2. View Help Commands 3. See which tables are in the current database 4. Create a table 5. Add Data Operation 6. Query Data Operation 1. Query b ...

Posted on Sat, 21 Sep 2019 22:02:59 -0400 by bernouli

Learning Big Data Platform from scratch (Episode 2)

Article directory (Zero) Preface (1) Why use big data platform (1.1) Development/Learning Costs (1.2) Distributed Storage (1.3) General Platform vs Single Business Scenario (1.4) Efficiency, flexibility and expansion (2) Preparing test environment (2.1) CPU memory resources (2.2) Disks are equally ...

Posted on Thu, 19 Sep 2019 05:02:26 -0400 by waygood

HBase Atomicity Assurance

Links to the original text: https://my.oschina.net/zipu888/blog/549667 HBase provides single-based That's ok Atomicity Guarantee of Data Operation That is, the change operation on ...

Posted on Sat, 14 Sep 2019 00:50:33 -0400 by sepodati

Hbase installation (database)

Hbase installation (database) Summary: Hbase is a database in Hadoop domain, and a column-oriented database. (a) Advantages and disadvantages of row databases i. The location space of the data in the table is determined. The pointer can obtain other data efficiently if it knows the first address. ii. But in common use, it may be only part of t ...

Posted on Fri, 30 Aug 2019 08:12:20 -0400 by sargenle