1.hbase is a distributed system, which needs to rely on HDFS as the storage medium and zookeeper to complete the monitoring of the master-slave nodes.
2. Installation preparation is as follows:
HMaster (master node, one Active, one StandBy)
Hreginserver (data node, multiple)
HDFS cluster, zookeeper cluster [start]
Posted by upnxwood16 on Fri, 27 Mar 2020 07:23:00 -0700
Introduction and use of HBase
hbase is the open source java version of bigtable. It is a database system based on hdfs, which provides high reliability, high performance, column storage, scalability, real-time reading and writing of nosql.
2. Differences with RDBMS
1. RDBMSStructur ...
Posted by terrabull on Thu, 27 Feb 2020 23:16:09 -0800
Download and unzip
Change configuration sqoop-env.sh
Configure environment variables
Copy mysql driver
View sqoop version
Test with mysql
operating syste ...
Posted by possiblyB9 on Tue, 25 Feb 2020 07:36:16 -0800
Introduction to HBase
RegionServer cluster structure
HBase logical storage structure
HBase physical storage structure
preparation in advance
HBase installation steps
Posted by sager29 on Thu, 30 Jan 2020 01:18:29 -0800
HBase1.1.x is deployed on Hadoop 2.6.0 (partial distribution of three vm virtual machines)
hbase.apache official website
Configure environment variable / etc/profile
Configure $HBase? Home / conf / h ...
Posted by kobayashi_one on Wed, 29 Jan 2020 02:19:51 -0800
Project address: https://github.com/KingBobTitan/hadoop.git
MR's Shuffle explanation and Join implementation
1. MapReduce's history monitoring service: JobHistoryServer
Function: used to monitor the information of all MapReduce programs running on YARN
Configure log ...
Posted by nick1 on Tue, 14 Jan 2020 02:21:13 -0800
Management Java API of HBase
Abort the server or client.
void abort(String why,Throwable e)
Check if the server or client has been aborted.
Returns the connection used by this object.
Judge whether the statement already exists. If it does not exist, create a table
List al ...
Posted by codygoodman on Sun, 05 Jan 2020 17:16:58 -0800
Hbase provides multilingual calls through thrift, a cross language RPC framework. Hbase has two sets of thrift interfaces (thrift1 and thrift2), but they are not compatible. According to the official documents, thrift1 is likely to be abandoned. This article takes thrift2 integration as an example. 1. Visit http://thrift.apache.org/download to ...
Posted by depojones on Tue, 31 Dec 2019 22:15:31 -0800
Simple Hbase paging scheme
Most of the paging schemes on the Internet are divided into paging from the server or paging from the client. The paging mode of the server mainly uses the PageFilter filter. First, it is too complex. Secondly, the compatibility of the cluster is not very good. The author gives a simple and easy interm ...
Posted by lifeson2112 on Sat, 14 Dec 2019 12:29:49 -0800
This document is for docker swarm operations.
The system for is a local test system. The machine information is as follows, 172.16.1.13 is the manager of docker swarm.
Machine list information for local test:
To deploy a module
tomcat [swar ...
Posted by ryanschefke on Tue, 10 Dec 2019 11:09:12 -0800