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DBMS > CrateDB vs. MongoDB vs. Neo4j

System Properties Comparison CrateDB vs. MongoDB vs. Neo4j

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Editorial information provided by DB-Engines
NameCrateDB  Xexclude from comparisonMongoDB  Xexclude from comparisonNeo4j  Xexclude from comparison
DescriptionDistributed Date Store based on LuceneOne of the most popular document stores available both as a fully managed cloud service and for deployment on self-managed infrastructureScalable, ACID-compliant graph database designed with a high-performance distributed cluster architecture, available in self-hosted and cloud offerings
Primary database modelRelational DBMS
Search engine
Document storeGraph DBMS
Secondary database modelsDocument store
Time Series DBMS
Spatial DBMS
Search engine infointegrated Lucene index, currently in MongoDB Atlas only.
Time Series DBMS infoTime Series Collections introduced in Release 5.0
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.91
Rank#182  Overall
#87  Relational DBMS
#11  Search engines
Score484.67
Rank#5  Overall
#1  Document stores
Score58.03
Rank#19  Overall
#1  Graph DBMS
Websitecrate.iowww.mongodb.comneo4j.com
Technical documentationcrate.io/­docsdocs.mongodb.com/­manualneo4j.com/­docs
DeveloperCrateMongoDB, IncNeo4j, Inc.
Initial release201320092007
Current release5.0, July 20214.4.0, December 2021
License infoCommercial or Open SourceOpen SourceOpen Source infoMongoDB Inc.'s Server Side Public License v1. Prior versions were published under GNU AGPL v3.0. Commercial licenses are also available.Open Source infoGPL version3, commercial licenses available
Cloud-based only infoOnly available as a cloud servicenono infoMongoDB available as DBaaS (MongoDB Atlas)no
DBaaS offerings (sponsored links) infoDatabase as a Service

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Neo4j Aura: Neo4j’s fully managed cloud service: The zero-admin, always-on graph database for cloud developers.
Implementation languageJavaC++Java, Scala
Server operating systemsAll OS with a Java 7 (and higher) VMLinux
OS X
Solaris
Windows
Linux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
Data schemeFlexible Schema (defined schema, partial schema, schema free)schema-free infoAlthough schema-free, documents of the same collection often follow the same structure. Optionally impose all or part of a schema by defining a JSON schema.schema-free and schema-optional
Typing infopredefined data types such as float or dateyesyes infostring, integer, double, decimal, boolean, date, object_id, geospatialyes
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.no
Secondary indexesyesyesyes infopluggable indexing subsystem, by default Apache Lucene
SQL infoSupport of SQLyes, but no triggers and constraintsRead-only SQL queries via the MongoDB Connector for BIno
APIs and other access methodsADO.NET infocommunity maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
proprietary protocol using JSONBolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
Supported programming languagesErlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
Actionscript infounofficial driver
C
C#
C++
Clojure infounofficial driver
ColdFusion infounofficial driver
D infounofficial driver
Dart infounofficial driver
Delphi infounofficial driver
Erlang
Go
Groovy infounofficial driver
Haskell
Java
JavaScript
Lisp infounofficial driver
Lua infounofficial driver
MatLab infounofficial driver
Perl
PHP
PowerShell infounofficial driver
Prolog infounofficial driver
Python
R infounofficial driver
Ruby
Rust
Scala
Smalltalk infounofficial driver
Swift
.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresuser defined functionsJavaScriptyes infoUser defined Procedures and Functions
Triggersnoyes infoin MongoDB Atlas onlyyes infovia event handler
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoPartitioned by hashed, ranged, or zoned sharding keys. Live resharding allows users to change their shard keys as an online operation with zero downtime.yes using Neo4j Fabric
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorMulti-Source deployments with MongoDB Atlas Global Clusters
Source-replica replication
Causal Clustering using Raft protocol infoavailable in in Enterprise Version only
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Eventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Causal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Foreign keys infoReferential integritynono infotypically not used, however similar functionality with DBRef possibleyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infounique row identifiers can be used for implementing an optimistic concurrency control strategyMulti-document ACID Transactions with snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infooptional, enabled by defaultyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoIn-memory storage engine introduced with MongoDB version 3.2
User concepts infoAccess controlrights management via user accountsAccess rights for users and rolesUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)
More information provided by the system vendor
CrateDBMongoDBNeo4j
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
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MongoDB’s application data platform provides developers a unified interface to power...
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Neo4j delivers graph technology that has been battle tested for performance and scale...
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Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
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The MongoDB platform can be used by developers building transactional, operational,...
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Neo4j is the market leader, graph database category creator, and the most widely...
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Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
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Internet of Things and Time Series (Bosch, Jaguar Land Rover) Mobile (The Weather...
» more
Real-Time Recommendations Master Data Management Identity and Access Management Network...
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Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
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ADP, Adobe, Amadeus, AstraZeneca, Auto Trader, Barclays, BBVA, Bosch, Cisco, CERN,...
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Over 800 commercial customers and over 4300 startups use Neo4j. Flagship customers...
» more
Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
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175 million downloads, over 1.5M Atlas database clusters under management handling...
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Neo4j boasts the world's largest graph database ecosystem with more than 140 million...
» more
Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more
MongoDB database server: Server-Side Public License (SSPL) . Commercial licenses...
» more
GPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
News

This Week in Neo4j – Advent of Graphs, Neo4j 4.4, 2021 Graphie Awards, Graph Embeddings
4 December 2021

Neo4j 4.4 – The Fastest Path to Graph Database Productivity, Generally Available
2 December 2021

The Results Are In: Here Are This Year’s Graphie Award Winners
1 December 2021

What’s the ROI of a Graph Technology Investment?
30 November 2021

This Week in Neo4j – Jeremy Grignard, Pegasus, FastRP, and a Brand New Node.js Course on GraphAcademy
27 November 2021

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

More resources
CrateDBMongoDBNeo4j
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Recent citations in the news

Crate.io Launches CrateOM: a Smart Solution Digitalizing and Optimizing Operational Processes
23 November 2021, Business Wire

CrateDB 4.5 is Now Available as an Open Source Database
25 March 2021, Database Trends and Applications

Crate.io Announces CrateDB Will Switch to an Elasticsearch Fork Following License Change
11 February 2021, GlobeNewswire

Crate.io Expands CrateDB Cloud with the Launch of CrateDB Edge
15 April 2021, GlobeNewswire

Crate.io raises $10M to grow its database platform
15 June 2021, VentureBeat

provided by Google News

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MongoDB rolls out Atlas Data API for easier data access
18 November 2021, ZDNet

MongoDB 5.1 for DBaaS arrives amid questions over on-prem release stability
11 November 2021, The Register

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Neo4j Announces 2021 Graphie Award Winners
1 December 2021, PRNewswire

Neo4j Delivers 417% ROI in 2021 Total Economic Impact Study
18 November 2021, PRNewswire

Google's Ex-CFO Joins Board of $2bn Database Startup Neo4j
9 November 2021, Business Insider

Neo4j Will Use Funds to Expand Managed Cloud Database
9 November 2021, DevOps.com

Neo4j AuraDB Free is Now Available in Asia Pacific
15 November 2021, Data & Storage Asean

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