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DBMS > Aerospike vs. Cloudflare Workers KV vs. Neo4j vs. OpenSearch vs. Quasardb

System Properties Comparison Aerospike vs. Cloudflare Workers KV vs. Neo4j vs. OpenSearch vs. Quasardb

Editorial information provided by DB-Engines
NameAerospike infopreviously called Citrusleaf  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonNeo4j  Xexclude from comparisonOpenSearch  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionFlash-optimized In-memory NoSQL DatabaseA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.Scalable, ACID-compliant graph database designed with a high-performance distributed cluster architecture, available in self-hosted and cloud offeringsA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneDistributed, high-performance timeseries database
Primary database modelDocument store
Graph DBMS infoleveraging Apache Tinkerpop
Key-value store
Spatial DBMS
Key-value storeGraph DBMSSearch engineTime Series DBMS
Secondary database modelsVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.51
Rank#60  Overall
#10  Document stores
#3  Graph DBMS
#6  Key-value stores
#2  Spatial DBMS
Score0.39
Rank#274  Overall
#39  Key-value stores
Score44.89
Rank#21  Overall
#1  Graph DBMS
Score16.03
Rank#37  Overall
#4  Search engines
Score0.21
Rank#322  Overall
#29  Time Series DBMS
Websiteaerospike.comwww.cloudflare.com/­developer-platform/­workers-kvneo4j.comgithub.com/­opensearch-project
opensearch.org
quasar.ai
Technical documentationdocs.aerospike.comdevelopers.cloudflare.com/­kv/­apineo4j.com/­docsopensearch.org/­docs/­latestdoc.quasar.ai/­master
Social network pagesLinkedInTwitterYouTubeFacebook
DeveloperAerospikeCloudflareNeo4j, Inc.Amazon Web Servicesquasardb
Initial release20122018200720212009
Current release7.0, November 20235.20, May 20242.5.0, January 20233.14.1, January 2024
License infoCommercial or Open SourceOpen Source infoApache and AGPL Licenses; open sourced in June 2014; commercial Enterprise Edition availablecommercialOpen Source infoGPL version3, commercial licenses availableOpen Source infoApache Version 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Neo4j Aura: Neo4j’s fully managed cloud service: The zero-admin, always-on graph database for cloud developers.
  • STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.
  • Aiven for OpenSearch: Fully managed open source search and analytics suite. Out-of-the-box integrations get you up and running in a couple of clicks.
Implementation languageCJava, ScalaJavaC++
Server operating systemsLinuxhostedLinux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
All OS with a Java VMBSD
Linux
OS X
Windows
Data schemeschema-freeschema-freeschema-free and schema-optionalschema-free infoFlexible type definitions. Once a type is defined, it is persistentschema-free
Typing infopredefined data types such as float or dateyesnoyesyesyes infointeger and binary
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 indexesyesnoyes infopluggable indexing subsystem, by default Apache Luceneyes infoAll search fields are automatically indexedyes infowith tags
SQL infoSupport of SQLnononoSQL-like query languageSQL-like query language
APIs and other access methodsJDBC
Proprietary protocol
TinkerPop Gremlin
HTTP REST
Proprietary protocol
Bolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
Java API
RESTful HTTP/JSON API
HTTP API
Supported programming languages.Net
C
C#
C++
Erlang
Go
Java
JavaScript (Node.js)
Lua
Perl
PHP
Python
Ruby
C
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresuser defined functions infowith Luanoyes infoUser defined Procedures and Functionsyesno
Triggersnonoyes infovia event handleryes infoby using the 'percolation' featureno
Partitioning methods infoMethods for storing different data on different nodesShardingyes using Neo4j FabricShardingSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factoryesCausal Clustering using Raft protocol infoavailable in in Enterprise Version onlyyesSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoAerospike Aggregation Framework is similar to Map/Reducenonowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency in cross-datacenter configuration and Immediate Consistency in local cluster configurationEventual ConsistencyCausal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Eventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allImmediate Consistency
Foreign keys infoReferential integritynonoyes infoRelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of operationsnoACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infoTransient mode
User concepts infoAccess controlAccess rights for users and roles infowith Enterprise Edition onlyUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)Cryptographically strong user authentication and audit trail
More information provided by the system vendor
Aerospike infopreviously called CitrusleafCloudflare Workers KVNeo4jOpenSearchQuasardb
Specific characteristicsAerospike is an enterprise-class, NoSQL database solution delivering predictable...
» more
Neo4j delivers graph technology that has been battle tested for performance and scale...
» more
OpenSearch is a highly scalable and extensible open-source software suite for search,...
» more
Competitive advantagesOptimized for use with SSDs (solid-state hard drives) Scales horizontally and vertically...
» more
Neo4j is the market leader, graph database category creator, and the most widely...
» more
Distributed as fully open source under Apache License, Version 2.0 (ALv2), OpenSearch...
» more
Typical application scenariosAerospike excels in mission-critical applications that have mixed read/write workloads...
» more
Real-Time Recommendations Master Data Management Identity and Access Management Network...
» more
The OpenSearch platform is used across a broad range of search , analytics, and observability...
» more
Key customersNielsen, Williams-Sonoma, Inmobi, AppNexus, Telco (confidential), Financial Services...
» more
Over 800 commercial customers and over 4300 startups use Neo4j. Flagship customers...
» more
Market metricsAerospike's combination of speed, scalability, and reliability delivers 10x performance...
» more
Neo4j boasts the world's largest graph database ecosystem with more than 140 million...
» more
Licensing and pricing modelsSubscription-based Enterprise Edition and free, open-source Community Edition
» more
GPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
The OpenSearch Project offers open source software licensed under Apache License...
» more
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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 partiesAiven for OpenSearch: Fully managed open source search and analytics suite. Out-of-the-box integrations get you up and running in a couple of clicks.
» more

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

More resources
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