DB-EnginesInfluxDB: Focus on building software with an easy-to-use serverless, scalable time series platformEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Cachelot.io vs. Greenplum vs. Solr

System Properties Comparison Cachelot.io vs. Greenplum vs. Solr

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameCachelot.io  Xexclude from comparisonGreenplum  Xexclude from comparisonSolr  Xexclude from comparison
DescriptionIn-memory caching systemAnalytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database infoA logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.A widely used distributed, scalable search engine based on Apache Lucene
Primary database modelKey-value storeRelational DBMSSearch engine
Secondary database modelsDocument store
Spatial DBMS
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#353  Overall
#58  Key-value stores
Score13.76
Rank#42  Overall
#26  Relational DBMS
Score53.85
Rank#22  Overall
#3  Search engines
Websitecachelot.iogreenplum.orglucene.apache.org/­solr
Technical documentationdocs.greenplum.orglucene.apache.org/­solr/­resources.html
DeveloperPivotal Software Inc.Apache Software Foundation
Initial release201520052006
Current release6.7.1, April 20208.11.0, November 2021
License infoCommercial or Open SourceOpen Source infoSimplified BSD LicenseOpen Source infoApache 2.0Open Source infoApache Version 2
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++Java
Server operating systemsFreeBSD
Linux
OS X
LinuxAll OS with a Java VM inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)
Data schemeschema-freeyesyes infoDynamic Fields enables on-the-fly addition of new fields
Typing infopredefined data types such as float or datenoyesyes infosupports customizable data types and automatic typing
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.noyes infosince Version 4.2yes
Secondary indexesnoyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLnoyesSolr Parallel SQL Interface
APIs and other access methodsMemcached protocolJDBC
ODBC
Java API
RESTful HTTP/JSON API
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
OCaml
Perl
PHP
Python
Ruby
C
Java
Perl
Python
R
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresnoyesJava plugins
Triggersnoyesyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesspark-solr: github.com/­lucidworks/­spark-solr and streaming expressions to reduce
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlnofine grained access rights according to SQL-standardyes

More information provided by the system vendor

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
Cachelot.ioGreenplumSolr
DB-Engines blog posts

Elasticsearch replaced Solr as the most popular search engine
12 January 2016, Paul Andlinger

Enterprise Search Engines almost double their popularity in the last 12 months
2 July 2014, Paul Andlinger

The DB-Engines ranking includes now search engines
4 February 2013, Paul Andlinger

show all

Recent citations in the news

Greenplum 6 ventures outside the analytic box
19 March 2019, ZDNet

Capitalizing on Analytics and AI at Dell Technologies
8 April 2021, CIO

Pivotal Greenplum Analytic Database Adds Multicloud Support
18 September 2017, SDxCentral

Pivotal Greenplum streamlines big data query optimization
11 March 2016, TechTarget

Pivotal’s Greenplum data warehouse software is now open source
27 October 2015, VentureBeat

provided by Google News

UK Energy Supplier Bulb Placed into Special Administration
23 November 2021, The National Law Review

Ofgem launches consultation for ScottishPower SoLR payment claims - Energy Live News
22 November 2021, Energy Made Easy

Ofgem appoints British Gas as SoLR for two collapsed firms - Energy Live News
23 November 2021, Energy Made Easy

Enterprise Search Software Industry Market Trend, Technology Innovations and Growth Prediction 2021-2026
26 November 2021, Northwest Diamond Notes

UK's energy supply market - brief explainer of the role of the supplier of last resort as ofgem announces new actions in response to the energy crisis
2 November 2021, Lexology

provided by Google News

Job opportunities

Greenplum Database Administrator
Praescient Analytics, Lanham, MD

Staff Query Processing Engineer - Tanzu Greenplum Database - Opportunity for Working Remotely Washington, D.C.
VMware, Washington, DC

Staff Query Processing Engineer - Tanzu Greenplum Database - Opportunity for Working Remotely Newark, NJ
VMware, Newark, NJ

Staff Query Processing Engineer - Tanzu Greenplum Database - Opportunity for Working Remotely Boston, MA
VMware, Boston, MA

Staff Query Processing Engineer - Tanzu Greenplum Database - Opportunity for Working Remotely Philadelphia, PA
VMware, Philadelphia, PA

Hadoop Administrator
CA-One Tech Cloud Inc, Phoenix, AZ

Raleigh Office Assistant and OKR Champion
LucidWorks, Raleigh, NC

QA Tester - Protractor
Miracle Software Systems, North Carolina

Analyst, Training & Documentation (Remote - US)
LucidWorks, San Francisco Bay Area, CA

Hadoop Admin
CA-One Tech Cloud Inc, Phoenix, AZ

jobs by Indeed



Share this page

Featured Products

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 80GB free.

Vertica logo

Vertica Accelerator. The fastest analytics and machine learning, delivered as SaaS, with automated setup, administration, and management. Free trial.

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

Present your product here