netezza vs greenplum

Zhou Jincho, worked for listening to the cloud, maintaining the uptime of MySQL and Greenplum, and investigating database technology solutions for listening to cloud business scenarios.Listen to Cloud Week goldOn September 24, Greenplum will be able to participate in an offline event in Beijing, where he is entitled to share in the practice of real-time analysis of cloud big data. On this occasion, he share

Greenplum (gpdb) Open source! ~ The Greenplum database (gpdb) is a non-shared, massively parallel processing database designed to handle large-scale data analysis tasks, including data warehousing, business Intelligence (OLAP), and data mining. GPDB is designed for massive data analysis, using the most advanced cost-based query optimizer, is currently one of the most advanced open source database, the PB

file. [Root @ mdw GPDB] #./greenplum-db-4.2.6.3-build-2-RHEL5-x86_64.bin I HAVE READ AND AGREE TO THE TERMS OF THE ABOVE EMC SOFTWARELICENSE AGREEMENT. **************************************** **************************************** Do you accept the EMC Database license agreement? [Yes | no] ********************************* **************************************** ***** Yes **************************************** *********************************

Any system upgrade has a quantitative change to a qualitative transition: when the version is small, it is usually very simple, the version is a big difference, is a nightmare. But when the version is small, we tend to be complacent. This article actually records from GP4.2.7.2 to 4.3.5.0 upgrade process, from the version number see little difference, but the GP version of the name, the second change is already a big upgrade. Another thing to note is that the upgrade of the GP database size is n

Installing the Performance Monitor Data collection agentThe Gpadmin user performs the following steps "only on Master node".Using the Gpperfmon_install command,Greenplum The command is already included when the installation is complete. After installation, a database named Gpperfmon is established and the Gpmon user is used by default. The password for the system user Gpmon the command line.[Email protected] ~]$ gpperfmon_install--enable--password gpm

May 4-May 24, intermittent tossing and greenplum for three weeks, finally came to an end: the expansion, found that the expansion of capacity, had to upgrade; upgrade, found a bunch of errors, had to pause the repair database; fixed, continue to upgrade; Finally completed the expansion. This process is written in 8 blog post to the implementation process and problem solving are recorded, here to summarize the whole process. Originally had to write, bu

Greenplum (GPDB) is open source !~ Greenplum database (GPDB) is a non-shared large-scale parallel processing database. It is mainly used to process large-scale data analysis tasks, including data warehouses, business intelligence (OLAP), and data mining. GPDB is designed for mass data analysis. It uses the most advanced cost-based query optimizer and is one of the most advanced open source databases, quick

flex gcc gcc-c++ krb5-devel libcurl-devel l Ibevent-devel libkadm5 libyaml-devel libxml2-devel perl-extutils-embed python-devel Python-paramiko Python-pip Python-psutil python-setuptools readline-devel xerces-c-devel zlib-devel pip install lockfile Conan Yum Install OpenSSL-devel 3.2 Creating the installation directorymkdir/opt/greenplum -Rgpadmin:gpadmin/opt/ greenplum-R gpadmin:gpadmin/usr/local/ yil

familiar with the Greenplum database of friends should know that the base of the GP is using PostgreSQL database to implement the MPP architecture, and for the transaction control this piece, is also the use of PostgreSQL Multi-version control MVCC, to achieve the read and write separation, Obviously, the performance of database queries per second is improved.at the read commit transaction isolation level, the query request only reads data changes for

NAVICAT Premium Remote Connection GP (Greenplum) cluster and resolve Fatal:no pg_hba.conf entry for Host "172.20.20.2", User "Gpadmin", Database "Ddata" , SSL off problem 1, the use of the environment (1) Client: MacOS version navicat Premium 12.0.19 (2) Service end: Greenplum version:postgres (greenplum Database) 4.3.8.2 build 1 2. Configuration method (1) Add t

GreenPlum database fault recovery test This article describes gpdb master fault and recovery testing and segment fault recovery testing. Environment Introduction:Gpdb version: Binary version 5.5.0OS: CentOS linux 7.0Master segment: 192.168.1.225/24 hostname: mfsmasterStadnby segemnt: 192.168.1.227/24 hostname: server227Segment Node 1: 192.168.1.227/24 hostname: server227Segment Node 2: 192.168.1.17/24 hostname: server17Segment Node 3: 192.168.1.11/24

Tags: Big Data greenplum expansionAny distributed system will have to face the matter of expansion, or the significance of the distribution system is greatly discounted, this article on the GP to expand the preparation process, in fact, the implementation of the expansion is a very simple process, the main thing to do is to prepare.Preparing to create a host information fileCreate 6 host information files with GP Administrator OS user gpadmin: