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DBMS > Datomic vs. SiriDB vs. XTDB vs. YottaDB

System Properties Comparison Datomic vs. SiriDB vs. XTDB vs. YottaDB

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonSiriDB  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparisonYottaDB  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityOpen Source Time Series DBMSA general purpose database with bitemporal SQL and Datalog and graph queriesA fast and solid embedded Key-value store
Primary database modelRelational DBMSTime Series DBMSDocument storeKey-value store
Secondary database modelsRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.55
Rank#144  Overall
#67  Relational DBMS
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score0.13
Rank#330  Overall
#45  Document stores
Score0.21
Rank#309  Overall
#43  Key-value stores
Websitewww.datomic.comsiridb.comgithub.com/­xtdb/­xtdb
www.xtdb.com
yottadb.com
Technical documentationdocs.datomic.comdocs.siridb.comwww.xtdb.com/­docsyottadb.com/­resources/­documentation
DeveloperCognitectCesbitJuxt Ltd.YottaDB, LLC
Initial release2012201720192001
Current release1.0.7180, July 20241.19, September 2021
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen Source infoMIT LicenseOpen Source infoMIT LicenseOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, ClojureCClojureC
Server operating systemsAll OS with a Java VMLinuxAll OS with a Java 8 (and higher) VM
Linux
Docker
Linux
Data schemeyesyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyes infoNumeric datayes, extensible-data-notation formatno
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
Secondary indexesyesyesyesno
SQL infoSupport of SQLnonolimited SQL, making use of Apache Calciteby using the Octo plugin
APIs and other access methodsRESTful HTTP APIHTTP APIHTTP REST
JDBC
PostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesClojure
Java
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Clojure
Java
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresyes infoTransaction Functionsnono
TriggersBy using transaction functionsnono
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersyesyes, each node contains all datayes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDoptimistic locking
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)yesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByes
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 developmentyesyes
User concepts infoAccess controlnosimple rights management via user accountsUsers and groups based on OS-security mechanisms

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More resources
DatomicSiriDBXTDB infoformerly named CruxYottaDB
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