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

DBMS > Drizzle vs. Lovefield vs. Solr vs. Sqrrl vs. Valentina Server

System Properties Comparison Drizzle vs. Lovefield vs. Solr vs. Sqrrl vs. Valentina Server

Editorial information provided by DB-Engines
NameDrizzle  Xexclude from comparisonLovefield  Xexclude from comparisonSolr  Xexclude from comparisonSqrrl  Xexclude from comparisonValentina Server  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.
DescriptionMySQL 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 AccumuloObject-relational database and reports server
Primary database modelRelational DBMSRelational DBMSSearch engineDocument store
Graph DBMS
Key-value store
Wide column store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.24
Rank#253  Overall
#117  Relational DBMS
Score55.09
Rank#17  Overall
#3  Search engines
Score0.21
Rank#259  Overall
#120  Relational DBMS
Websitegoogle.github.io/­lovefieldlucene.apache.org/­solrsqrrl.comwww.valentina-db.net
Technical documentationgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdlucene.apache.org/­solr/­resources.htmlvalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
DeveloperDrizzle project, originally started by Brian AkerGoogleApache Software FoundationAmazon infooriginally Sqrrl Data, Inc.Paradigma Software
Initial release20082014200620121999
Current release7.2.4, September 20122.1.12, February 20178.4.1, January 20205.7.5
License infoCommercial or Open SourceOpen Source infoGNU GPLOpen Source infoApache 2.0Open Source infoApache Version 2commercialcommercial
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 languageC++JavaScriptJavaJava
Server operating systemsFreeBSD
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)LinuxLinux
OS X
Windows
Data schemeyesyesyes infoDynamic Fields enables on-the-fly addition of new fieldsschema-freeyes
Typing infopredefined data types such as float or dateyesyesyes infosupports customizable data types and automatic typingyesyes
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
Secondary indexesyesyesyes infoAll search fields are automatically indexedyesyes
SQL infoSupport of SQLyes infowith proprietary extensionsSQL-like query language infovia JavaScript builder patternSolr Parallel SQL Interfacenoyes
APIs and other access methodsJDBCJava API
RESTful HTTP/JSON API
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
ODBC
Supported programming languagesC
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
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresnonoJava pluginsnoyes
Triggersno infohooks for callbacks inside the server can be used.Using read-only observersyes infoUser configurable commands triggered on index changesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingnoneShardingSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication
Master-slave replication
noneyesselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonospark-solr: github.com/­lucidworks/­spark-solr; and streaming expressions to reduceyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integrityyesyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDoptimistic lockingAtomic updates per row, document, or graph entity
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infousing MemoryDByesyes
User concepts infoAccess controlPluggable authentication mechanisms infoe.g. LDAP, HTTPnoyesCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)fine grained access rights according to SQL-standard

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
DrizzleLovefieldSolrSqrrlValentina Server
DB-Engines blog posts

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

Recent citations in the 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

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
26 November 2019, ZDNet

New Research: Apache Solr Parameter Injection
14 August 2019, Security Boulevard

provided by Google News

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

AWS beefs up threat detection with Sqrrl acquisition
24 January 2018, TechCrunch

provided by Google News

A Look at Valentina
18 April 2014, SitePoint

MySQL GUI Tools for Windows & Ubuntu/Linux: Top 10 Free & opensource
6 December 2018, H2S Media

provided by Google News

Job opportunities

Solr Architect
Numentica LLC, Cupertino, CA

SOLR Developer
Mythrii Consulting LLC, Framingham, MA

SOLR Developer
Denken Solutions Inc, DeLand, FL

Adobe Experience Manager- AEM, Developer
Digitalogy, Remote

Java Solr Developer
Mobile Programming, DeLand, FL

Cybersecurity Threat Hunter
Arete Advisors, New York, NY

Network Security Engineer
Cambium Learning Group, Washington, DC

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

Cyber Hunt SME
XOR Security, Arrington, VA

Security Engineer
XOR Security, Herndon, VA

jobs by Indeed




Share this page

Featured Products

MariaDB logo

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

RavenDB logo

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

Neo4j logo

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

Couchbase logo

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

Datastax Luna logo

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

Present your product here