DB-EnginesCrateDB bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Cassandra vs. Drizzle vs. Lovefield vs. Solr vs. Sqrrl

System Properties Comparison Cassandra vs. Drizzle vs. Lovefield vs. Solr vs. Sqrrl

Editorial information provided by DB-Engines
NameCassandra  Xexclude from comparisonDrizzle  Xexclude from comparisonLovefield  Xexclude from comparisonSolr  Xexclude from comparisonSqrrl  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.Sqrrl has been acquired by Amazon and became a part of Amazon Web Services. It has been removed from the DB-Engines ranking.
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.Embeddable relational database for web apps written in pure JavaScriptA widely used distributed, scalable search engine based on Apache LuceneAdaptable, secure NoSQL built on Apache Accumulo
Primary database modelWide column storeRelational DBMSRelational DBMSSearch engineDocument store
Graph DBMS
Key-value store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score120.07
Rank#11  Overall
#1  Wide column stores
Score0.22
Rank#257  Overall
#119  Relational DBMS
Score53.59
Rank#17  Overall
#3  Search engines
Websitecassandra.apache.orggoogle.github.io/­lovefieldlucene.apache.org/­solrsqrrl.com
Technical documentationcassandra.apache.org/­doc/­latestgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdlucene.apache.org/­solr/­resources.html
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookDrizzle project, originally started by Brian AkerGoogleApache Software FoundationAmazon infooriginally Sqrrl Data, Inc.
Initial release20082008201420062012
Current release3.11.6, February 20207.2.4, September 20122.1.12, February 20178.4.1, January 2020
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoGNU GPLOpen Source infoApache 2.0Open Source infoApache Version 2commercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++JavaScriptJavaJava
Server operating systemsBSD
Linux
OS X
Windows
FreeBSD
Linux
OS X
server-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, SafariAll OS with a Java VM inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)Linux
Data schemeschema-freeyesyesyes infoDynamic Fields enables on-the-fly addition of new fieldsschema-free
Typing infopredefined data types such as float or dateyesyesyesyes infosupports customizable data types and automatic typingyes
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.nonoyes
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionyesyesyes infoAll search fields are automatically indexedyes
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)yes infowith proprietary extensionsSQL-like query language infovia JavaScript builder patternSolr Parallel SQL Interfaceno
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
JDBCJava API
RESTful HTTP/JSON API
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C
C++
Java
PHP
JavaScript.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresnononoJava pluginsno
Triggersyesno infohooks for callbacks inside the server can be used.Using read-only observersyes infoUser configurable commands triggered on index changesno
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"ShardingnoneShardingSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleMaster-master replication
Master-slave replication
noneyesselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonospark-solr: github.com/­lucidworks/­spark-solr; and streaming expressions to reduceyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integritynoyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsACIDACIDoptimistic lockingAtomic updates per row, document, or graph entity
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing MemoryDByes
User concepts infoAccess controlAccess rights for users can be defined per objectPluggable authentication mechanisms infoe.g. LDAP, HTTPnoyesCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)
More information provided by the system vendor
CassandraDrizzleLovefieldSolrSqrrl
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more

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
3rd partiesDBHawk: Secure access to SQL, NoSQL and Cloud databases with an all-in-one solution.
» more

DataStax Enterprise: Apache Cassandra for enterprises.
» more

Instaclustr: Fully Hosted and Managed Apache Cassandra
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

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

More resources
CassandraDrizzleLovefieldSolrSqrrl
DB-Engines blog posts

Cassandra keeps climbing the ranks of the DB-Engines Ranking
3 May 2016, Matthias Gelbmann

Oracle is the DBMS of the Year
5 January 2016, Paul Andlinger, Matthias Gelbmann

Winners, losers and an attractive newcomer in Novembers DB-Engines ranking
2 November 2015, Paul Andlinger

show all

MySQL won the April ranking; did its forks follow?
1 April 2015, Paul Andlinger

Has MySQL finally lost its mojo?
1 July 2013, Matthias Gelbmann

show all

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

Conferences and events

DataStax Accelerate
San Diego, California, USA, 11-13 May 2020

Recent citations in the news

DataStax launches Kubernetes operator for open source Cassandra database
31 March 2020, TechCrunch

DataStax releases open-source Kubernetes Operator for Apache Cassandra
2 April 2020, Help Net Security

DataStax snaps up Cassandra database consultancy The Last Pickle
3 March 2020, SiliconANGLE

DataStax shifts focus back towards the Cassandra community
6 March 2020, Diginomica

DataStax takes aim at open source Cassandra challenges
6 March 2020, TechTarget

provided by Google News

3 JavaScript ORMs You Might Not Know
7 October 2015, SitePoint

provided by Google News

Solar Alliance Provides COVID-19 Operations Update TSX Venture Exchange:SOLR
18 March 2020, GlobeNewswire

Global Scenario: Location Intelligence Software Market 2020 By Key Vendors: Swiftype, Algolia, Elasticsearch, Apache Solr
1 April 2020, The Fuel Fox

If You Had Bought Solar Alliance Energy (CVE:SOLR) Stock Three Years Ago, You’d Be Sitting On A 63% Loss, Today
24 March 2020, Simply Wall St

Enterprise Search Software Market Future and Technological Advancement by Key Companies: Swiftype, Algolia, Elasticsearch, Apache Solr, SearchSpring, AddSearch
9 March 2020, Bandera County Courier

Exploit code published for two dangerous Apache Solr remote code execution flaws
25 November 2019, ZDNet

provided by Google News

AWS security options grow with Amazon Detective
1 April 2020, TechTarget

Insights on the Global Behavior Analytics Industry - Featuring Splunk, Rapid7 & Varonis Systems Among Others
30 March 2020, Yahoo Finance

Anne Arundel libraries offer virtual storytelling and activities, spend $150,000 on digital collections
20 March 2020, Baltimore Sun

Global Behavior Analytics Market (2018 to 2024) - By Component, Deployment, End User and Region
27 March 2020, Yahoo Finance

[Tech30] These industry veterans’ startup encourages millennials to save and invest money smartly
28 October 2019, YourStory

provided by Google News

Job opportunities

Cassandra Database Consultant
QuEST Global Engineering, Houston, TX

Cassandra Database Administrator
CEDENT, Dallas, TX

Database Reliability Engineer - Cassandra
Qualys, Foster City, CA

Database Administrator
PMG Global, Herndon, VA

Cassandra- Database Engineer IV : 19-05075
Akraya Inc., Woodland Hills, CA

Solr Architect
Numentica LLC, Cupertino, CA

SOLR Developer
Mythrii Consulting LLC, Framingham, MA

SOLR Developer
Denken Solutions Inc, DeLand, FL

Java Solr Developer
Mobile Programming, DeLand, FL

Adobe Experience Manager- AEM, Developer
Digitalogy, Remote

Security Operations Center (SOC) Analyst (Day Shift)
XOR Security, Herndon, VA

Security Engineer
XOR Security, Herndon, VA

Cyber Hunt SME
XOR Security, Arrington, VA

Cybersecurity Threat Hunter
Arete Advisors, New York, NY

Cyber Security Engineer
XOR Security, Springfield, VA

jobs by Indeed




Share this page

Featured Products

Datastax Luna logo

Simple, subscription-based support for open source
Apache Cassandra™ from the Cassandra experts.
Learn more.

MariaDB logo

How do MariaDB, Oracle MySQL and EnterpriseDB compare?
Get the white paper to
learn more.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

RavenDB logo

Setup a fully managed RavenDB Cloud Database in minutes. Enjoy hosting, management, backups all in one place.
Grab a Free Instance

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Present your product here