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

DBMS > LevelDB vs. Microsoft Azure Search vs. Neo4j vs. Redis

System Properties Comparison LevelDB vs. Microsoft Azure Search vs. Neo4j vs. Redis

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonMicrosoft Azure Search  Xexclude from comparisonNeo4j  Xexclude from comparisonRedis  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesSearch-as-a-service for web and mobile app developmentOpen source graph databaseIn-memory data structure store, used as database, cache and message broker infoRedis focuses on performance so most of its design decisions prioritize high performance and very low latencies.
Primary database modelKey-value storeSearch engineGraph DBMSKey-value store infoMultiple data types and a rich set of operations, as well as configurable data expiration, eviction and persistence
Secondary database modelsDocument store infowith Redis Modules
Graph DBMS infowith Redis Modules
Search engine infowith Redis Modules
Time Series DBMS infowith Redis Modules
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.80
Rank#87  Overall
#15  Key-value stores
Score6.22
Rank#55  Overall
#6  Search engines
Score50.81
Rank#21  Overall
#1  Graph DBMS
Score144.81
Rank#8  Overall
#1  Key-value stores
Websitegithub.com/­google/­leveldbazure.microsoft.com/­en-us/­services/­searchneo4j.comredis.io
Technical documentationgithub.com/­google/­leveldb/­blob/­master/­doc/­index.mddocs.microsoft.com/­en-us/­azure/­searchneo4j.com/­docsredis.io/­documentation
DeveloperGoogleMicrosoftNeo4j, Inc.Salvatore Sanfilippo infoDevelopment sponsored by Redis Labs
Initial release2011201520072009
Current release1.22, May 2019V14.0.2, March 20205.0.8, March 2020
License infoCommercial or Open SourceOpen Source infoBSDcommercialOpen Source infoGPL version3, commercial licenses availableOpen Source infoBSD 3-Clause, commercial license available
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++Java, ScalaC
Server operating systemsIllumos
Linux
OS X
Windows
hostedLinux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
BSD
Linux
OS X
Windows infoported and maintained by Microsoft Open Technologies, Inc.
Data schemeschema-freeyesschema-free and schema-optionalschema-free
Typing infopredefined data types such as float or datenoyesyespartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes
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.nonono
Secondary indexesnoyesyes infopluggable indexing subsystem, by default Apache Luceneyes infowith RediSearch module
SQL infoSupport of SQLnononono
APIs and other access methodsRESTful HTTP APIBolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
proprietary protocol infoRESP - REdis Serialization Protocol
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
.Net
C#
.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
C
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
Server-side scripts infoStored proceduresnonoyes infoUser defined Procedures and FunctionsLua
Triggersnonoyes infovia event handlerno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoImplicit feature of the cloud servicenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infoImplicit feature of the cloud serviceCausal Clustering using Raft protocol infoavailable in in Enterprise Version onlyMaster-slave replication infoChained replication is supported
Multi-master replication infowith Redis Enterprise Pack
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyCausal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Eventual Consistency
Strong eventual consistency with CRDTs
Foreign keys infoReferential integritynonoyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDOptimistic locking, atomic execution of commands blocks and scripts
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyesyes infoConfigurable mechanisms for persistency via snapshots and/or operations logs
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoyes infousing Azure authenticationUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)Simple password-based access control infoAccess control lists and SSL are available in the commercial version
More information provided by the system vendor
LevelDBMicrosoft Azure SearchNeo4jRedis
Specific characteristicsNeo4j is a native graph database platform that is built to store, query, analyze...
» more
Competitive advantagesNeo4j database is the only transactional database that combines everything you need...
» more
Typical application scenariosReal-Time Recommendations Master Data Management Identity and Access Management Network...
» more
Key customersOver 300 commercial customers and over 750 startups use Neo4j. Flagship customers...
» more
Market metricsNeo4j boasts the world's largest graph database ecosystem with more than a 15 million...
» more
Licensing and pricing modelsGPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
News

Detecting Cryptocurrency Fraud with Neo4j
30 March 2020

This Week in Neo4j – Neo4j BI Connector, COVID-19, Supply Chain Management
28 March 2020

Q+A with Keith Hare: Newest Neo4j Team Member, Active in the Database Query Standards Process Since 1988
27 March 2020

Announcing Graphs4Good GraphHack
26 March 2020

Getting Started with the Neo4j BI Connector
24 March 2020

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 partiesScaleGrid: Fully managed Redis-as-a-Service in the cloud.
» 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
LevelDBMicrosoft Azure SearchNeo4jRedis
DB-Engines blog posts

Cloud-based DBMS's popularity grows at high rates
12 December 2019, Paul Andlinger

show all

Applying Graph Analytics to Game of Thrones
12 June 2019, Amy Hodler & Mark Needham, Neo4j (guest author)

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

The openCypher Project: Help Shape the SQL for Graphs
22 December 2015, Emil Eifrem (guest author)

show all

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

MongoDB is the DBMS of the year, defending the title from last year
7 January 2015, Paul Andlinger, Matthias Gelbmann

show all

Conferences and events

GraphConnect 2020
Postponed to 2021 due to COVID-19, 20-22 April 2020

Recent citations in the news

9 Ways Database Technology Gives Your Applications an Edge
26 March 2020, TechNative

AMD EPYC vs. Intel Xeon Cascadelake With Facebook's RocksDB Database
17 October 2019, Phoronix

Facebook’s database engineering team wants to help you
21 November 2013, VentureBeat

NEL releases modified neo-cli node with custom plugin for faster synchronization
2 April 2019, NEO News Today

Samsung Announces Standards-Compliant Key-Value SSD Prototype
5 September 2019, AnandTech

provided by Google News

Cognitive Search - Azure Search with AI | Azure Friday - Microsoft
6 September 2019, Channel 9

Knowledge Mining with Azure Search | AI Show - Microsoft
8 October 2019, Channel 9

Knowledge mining using the knowledge store feature of Azure Search - Microsoft
17 September 2019, Channel 9

Azure Cognitive Search brings knowledge mining to the enterprise
21 November 2019, SDTimes.com

How to use Azure Search in .Net
23 April 2018, InfoWorld

provided by Google News

Neo4j Extends Graph Databases to the Relational World
1 April 2020, ITPro Today

Neo4j CEO talks growing enterprise graph adoption and why partnering with Google makes sense
12 March 2020, Diginomica

Chart-topper Neo4j makes connections in effort to nudge graph DBs into the mainstream
26 March 2020, The Register

Business intelligence, meet graph. Neo4j introduces BI connector for data discovery tools
24 March 2020, ZDNet

Tracking the Spread of Coronavirus with Graph Databases
12 March 2020, Datanami

provided by Google News

Cloud Database and DBaaS Industry Insights, 2020-2025 - Featuring Use Cases of Redis Labs, Neo4j and DataStax
5 March 2020, PRNewswire

Beyond the mainstream database offerings
26 March 2020, Corporate IT

7 Google Cloud database options to free up your IT team
27 March 2020, TechTarget

MariaDB SkySQL managed cloud goes live on Google Cloud
31 March 2020, ZDNet

$24.8 Billion Cloud Database and DBaaS Market by Database Type, Component, Service, Deployment Model, Organization Size, Vertical and Region - Global Forecast to 2025
4 March 2020, GlobeNewswire

provided by Google News

Job opportunities

Backend Engineer
Beyondsoft Consulting, Bellevue, WA

Sr. AZURE .Net Developer
Larsen & Toubro Infotech Limited, Houston, TX

Software Developer
Campus Labs, Buffalo, NY

Sitecore Architect, NY
Photon, United States

Software Engineer
Microsoft, Redmond, WA

Cloud Data Architect
World Wide Technology, Inc., Remote

Bioinformatics Database Analyst
University of Nebraska Medical Center, Omaha, NE

Graph DB Neo4j
Tanisha Systems Inc., Blue Ash, OH

Data Scientist
Tekplay, Cambridge, MA

Interdisciplinary Assistant Director, Engineer/Mathematical Statistician (Advanced Analytics)
US Legislative Branch, Washington, DC

Full Stack Developer
Onosys, Independence, OH

Database Specialist Curriculum Developer
Red Hat Software, Remote

Database Engineer
Atanic Software Private Limited, New Jersey Wildlife and Game Refuge, NJ

Database Developer (w2 only)
infolob, Franklin Lakes, NJ

Database Administrator
Little Caesars, Detroit, MI

Entry Level Java Developer
Quantum Technologies Inc., Falls Church, VA

jobs by Indeed




Share this page

Featured Products

Neo4j logo

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

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Couchbase logo

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

MariaDB logo

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

Datastax Luna logo

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

Present your product here