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DBMS > Datomic vs. RocksDB vs. TempoIQ vs. Valentina Server

System Properties Comparison Datomic vs. RocksDB vs. TempoIQ vs. Valentina Server

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonRocksDB  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparisonValentina Server  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityEmbeddable persistent key-value store optimized for fast storage (flash and RAM)Scalable analytics DBMS for sensor data, provided as a service (SaaS)Object-relational database and reports server
Primary database modelRelational DBMSKey-value storeTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.08
Rank#132  Overall
#64  Relational DBMS
Score4.52
Rank#80  Overall
#10  Key-value stores
Score0.18
Rank#331  Overall
#145  Relational DBMS
Websitewww.datomic.comrocksdb.orgtempoiq.com (offline)www.valentina-db.net
Technical documentationdocs.datomic.comgithub.com/­facebook/­rocksdb/­wikivalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
DeveloperCognitectFacebook, Inc.TempoIQParadigma Software
Initial release2012201320121999
Current release1.0.6735, June 20238.10.0, December 20235.7.5
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen Source infoBSDcommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, ClojureC++
Server operating systemsAll OS with a Java VMLinuxLinux
OS X
Windows
Data schemeyesschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyesyes
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
SQL infoSupport of SQLnononoyes
APIs and other access methodsRESTful HTTP APIC++ API
Java API
HTTP APIODBC
Supported programming languagesClojure
Java
C
C++
Go
Java
Perl
Python
Ruby
C#
Java
JavaScript infoNode.js
Python
Ruby
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresyes infoTransaction Functionsnonoyes
TriggersBy using transaction functionsyes infoRealtime Alertsyes
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peershorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyesno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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 developmentyesnoyes
User concepts infoAccess controlnonosimple authentication-based access controlfine grained access rights according to SQL-standard

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3rd partiesSpeedb: A high performance RocksDB-compliant key-value store optimized for write-intensive workloads.
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More resources
DatomicRocksDBTempoIQ infoformerly TempoDBValentina Server
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