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DBMS > Aerospike vs. Apache Cassandra vs. Heroic vs. IBM Db2 warehouse vs. Neo4j

System Properties Comparison Aerospike vs. Apache Cassandra vs. Heroic vs. IBM Db2 warehouse vs. Neo4j

Editorial information provided by DB-Engines
NameAerospike infopreviously called Citrusleaf  Xexclude from comparisonApache Cassandra  Xexclude from comparisonHeroic  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonNeo4j  Xexclude from comparison
DescriptionFlash-optimized In-memory NoSQL DatabaseWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchCloud-based data warehousing serviceScalable, ACID-compliant graph database designed with a high-performance distributed cluster architecture, available in self-hosted and cloud offerings
Primary database modelDocument store
Graph DBMS infoleveraging Apache Tinkerpop
Key-value store
Spatial DBMS
Vector DBMS
Wide column storeTime Series DBMSRelational DBMSGraph DBMS
Secondary database modelsVector DBMS infostarting with release V5
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.16
Rank#63  Overall
#10  Document stores
#3  Graph DBMS
#7  Key-value stores
#2  Spatial DBMS
#2  Vector DBMS
Score98.94
Rank#11  Overall
#1  Wide column stores
Score0.13
Rank#335  Overall
#29  Time Series DBMS
Score1.26
Rank#162  Overall
#73  Relational DBMS
Score42.68
Rank#21  Overall
#1  Graph DBMS
Websiteaerospike.comcassandra.apache.orggithub.com/­spotify/­heroicwww.ibm.com/­products/­db2/­warehouseneo4j.com
Technical documentationdocs.aerospike.comcassandra.apache.org/­doc/­latestspotify.github.io/­heroicneo4j.com/­docs
Social network pagesLinkedInTwitterFacebookYouTube
DeveloperAerospikeApache Software Foundation infoApache top level project, originally developped by FacebookSpotifyIBMNeo4j, Inc.
Initial release20122008201420142007
Current release7.1, May 20245.0-rc1, July 20245.23, August 2024
License infoCommercial or Open SourceOpen Source infoApache and AGPL Licenses; open sourced in June 2014; commercial Enterprise Edition availableOpen Source infoApache version 2Open Source infoApache 2.0commercialOpen Source infoGPL version3, commercial licenses available
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.Neo4j Aura: Neo4j’s fully managed cloud service: The zero-admin, always-on graph database for cloud developers.
Implementation languageCJavaJavaJava, Scala
Server operating systemsLinuxBSD
Linux
OS X
Windows
hostedLinux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
Data schemeschema-freeschema-freeschema-freeyesschema-free and schema-optional
Typing infopredefined data types such as float or dateyesyesyesyesyes
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.nononono infoImport/export of XML data possible
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solutionyes infovia Elasticsearchyesyes infopluggable indexing subsystem, by default Apache Lucene
SQL infoSupport of SQLnoSQL-like SELECT, DML and DDL statements (CQL)noyesno
APIs and other access methodsJDBC
Proprietary protocol
TinkerPop Gremlin
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
HQL (Heroic Query Language, a JSON-based language)
HTTP API
.NET Client API
JDBC
ODBC
OLE DB
Bolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
Supported programming languages.Net
C
C#
C++
Erlang
Go
Java
JavaScript (Node.js)
Lua
Perl
PHP
Python
Ruby
C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresuser defined functions infowith LuanonoPL/SQL, SQL PLyes infoUser defined Procedures and Functions
Triggersnoyesnoyesyes infovia event handler
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infono "single point of failure"ShardingShardingyes using Neo4j Fabric
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorselectable replication factor infoRepresentation of geographical distribution of servers is possibleyesyesCausal Clustering using Raft protocol infoavailable in in Enterprise Version only
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoAerospike Aggregation Framework is similar to Map/Reduceyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency in cross-datacenter configuration and Immediate Consistency in local cluster configurationEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual Consistency
Immediate Consistency
Immediate ConsistencyCausal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Foreign keys infoReferential integritynononoyesyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of operationsno infoAtomicity and isolation are supported for single operationsnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnonoyes
User concepts infoAccess controlAccess rights for users and roles infowith Enterprise Edition onlyAccess rights for users can be defined per objectfine grained access rights according to SQL-standardUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)
More information provided by the system vendor
Aerospike infopreviously called CitrusleafApache CassandraHeroicIBM Db2 warehouse infoformerly named IBM dashDBNeo4j
Specific characteristicsAerospike is an enterprise-class, NoSQL database solution delivering predictable...
» more
Apache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Neo4j delivers graph technology that has been battle tested for performance and scale...
» more
Competitive advantagesOptimized for use with SSDs (solid-state hard drives) Scales horizontally and vertically...
» more
No single point of failure ensures 100% availability . Operational simplicity for...
» more
Neo4j is the market leader, graph database category creator, and the most widely...
» more
Typical application scenariosAerospike excels in mission-critical applications that have mixed read/write workloads...
» more
Internet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Real-Time Recommendations Master Data Management Identity and Access Management Network...
» more
Key customersNielsen, Williams-Sonoma, Inmobi, AppNexus, Telco (confidential), Financial Services...
» more
Apple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» 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
Apache Cassandra is used by 40% of the Fortune 100.
» 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
Apache license  Pricing for commercial distributions provided by DataStax and available...
» more
GPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
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Aerospike infopreviously called CitrusleafApache CassandraHeroicIBM Db2 warehouse infoformerly named IBM dashDBNeo4j
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