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DBMS > AgensGraph vs. Datomic

System Properties Comparison AgensGraph vs. Datomic

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Our visitors often compare AgensGraph and Datomic with PostgreSQL, Neo4j and Microsoft Azure Cosmos DB.

Editorial information provided by DB-Engines
NameAgensGraph  Xexclude from comparisonDatomic  Xexclude from comparison
DescriptionMulti-model database supporting relational and graph data models and built upon PostgreSQLDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durability
Primary database modelGraph DBMS
Relational DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.07
Rank#302  Overall
#29  Graph DBMS
#132  Relational DBMS
Score1.98
Rank#111  Overall
#53  Relational DBMS
Websitebitnine.netwww.datomic.com
Technical documentationbitnine.net/­documentationdocs.datomic.com
DeveloperBitnine Global Inc.Cognitect
Initial release20162012
Current release2.1, December 20180.9.5951, July 2019
License infoCommercial or Open SourceOpen Source infoApache License 2.0commercial infolimited edition free
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCJava, Clojure
Server operating systemsLinux
OS X
Windows
All OS with a Java VM
Data schemedepending on used data modelyes
Typing infopredefined data types such as float or dateyesyes
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.nono
Secondary indexesyesyes
SQL infoSupport of SQLyesno
APIs and other access methodsCypher Query Language
JDBC
RESTful HTTP API
Supported programming languagesC
Java
JavaScript
Python
Clojure
Java
Server-side scripts infoStored proceduresyesyes infoTransaction Functions
TriggersnoBy using transaction functions
Partitioning methods infoMethods for storing different data on different nodesno, but can be realized using table inheritancenone infoBut extensive use of caching in the application peers
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replicationnone infoBut extensive use of caching in the application peers
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes inforecommended only for testing and development
User concepts infoAccess controlfine grained access rights according to SQL-standardno

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More resources
AgensGraphDatomic
Recent citations in the news

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Software Engineer - Backend
Bitnine Global Inc., Santa Clara, CA

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