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DBMS > Datomic vs. Oracle NoSQL vs. RocksDB vs. UniData,UniVerse

System Properties Comparison Datomic vs. Oracle NoSQL vs. RocksDB vs. UniData,UniVerse

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonRocksDB  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityKey-value store based on Berkeley DB Java EditionEmbeddable persistent key-value store optimized for fast storage (flash and RAM)MultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelRelational DBMSKey-value storeKey-value storeMultivalue DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.99
Rank#110  Overall
#53  Relational DBMS
Score3.97
Rank#76  Overall
#13  Key-value stores
Score2.75
Rank#93  Overall
#17  Key-value stores
Score3.49
Rank#82  Overall
#2  Multivalue DBMS
Websitewww.datomic.comwww.oracle.com/­database/­nosql/­index.htmlrocksdb.orgwww.rocketsoftware.com/­products/­rocket-u2
Technical documentationdocs.datomic.comdocs.oracle.com/­cd/­NOSQL/­index.htmlgithub.com/­facebook/­rocksdb/­wikiwww.rocketsoftware.com/­products/­rocket-u2/­documentation
DeveloperCognitectOracleFacebook, Inc.Rocket Software
Initial release2012201120131985
Current release0.9.5951, July 201919.5, November 20196.7.3, March 2020
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen Source infoApache V2 for Community Edition, proprietary license for Enterprise EditionOpen Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, ClojureJavaC++C
Server operating systemsAll OS with a Java VMLinux
Solaris SPARC/x86
AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesoptional, scheme definition possible with AVRO or in 'table-style'schema-freeschema-free
Typing infopredefined data types such as float or dateyesoptionalnooptional
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 indexesyesyesnoyes
SQL infoSupport of SQLnoSQL-like DML and DDL statementsnoyes
APIs and other access methodsRESTful HTTP APIRESTful HTTP APIC++ API
Java API
Java API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languagesClojure
Java
C
C#
Java
JavaScript (Node.js)
Python
C++
Java
.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored proceduresyes infoTransaction Functionsnonoyes
TriggersBy using transaction functionsnonoyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersElectable Master-Slave per shardnoneMaster-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integrationnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDconfigurable infoACID within a storage node (=shard)yesACID infoconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes inforecommended only for testing and developmentyes infooff heap cacheyes
User concepts infoAccess controlnoAccess rights for users and rolesnoAccess rights according to SQL-standard and operating system based
More information provided by the system vendor
DatomicOracle NoSQLRocksDBUniData,UniVerse
Specific characteristicsOracle NoSQL Database is a scalable , distributed NoSQL database, designed to provide...
» more
Competitive advantagesData can be modeled as relational-database-style tables, JSON documents, RDF Triples...
» more
Typical application scenariosInternet of Things where large volume of data needs to be stored and processed very...
» more
Key customersLarge credit card company Airbus NTT Docomo Global rewards company
» more
Market metricsOracle NoSQL Database is used by hundreds of companies around the world. Oracle NoSQL...
» more
Licensing and pricing modelsOracle NoSQL Database Enterprise Edition can be purchased under the Oracle Commercial...
» more

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DatomicOracle NoSQLRocksDBUniData,UniVerse
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