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DBMS > Datomic vs. EventStoreDB vs. searchxml vs. SurrealDB

System Properties Comparison Datomic vs. EventStoreDB vs. searchxml vs. SurrealDB

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonEventStoreDB  Xexclude from comparisonsearchxml  Xexclude from comparisonSurrealDB  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityIndustrial-strength, open-source database solution built from the ground up for event sourcing.DBMS for structured and unstructured content wrapped with an application serverA fully ACID transactional, developer-friendly, multi-model DBMS
Primary database modelRelational DBMSEvent StoreNative XML DBMS
Search engine
Document store
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.66
Rank#144  Overall
#66  Relational DBMS
Score1.19
Rank#173  Overall
#1  Event Stores
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Score1.02
Rank#190  Overall
#33  Document stores
#18  Graph DBMS
Websitewww.datomic.comwww.eventstore.comwww.searchxml.net/­category/­productssurrealdb.com
Technical documentationdocs.datomic.comdevelopers.eventstore.comwww.searchxml.net/­support/­handoutssurrealdb.com/­docs
DeveloperCognitectEvent Store Limitedinformationpartners gmbhSurrealDB Ltd
Initial release2012201220152022
Current release1.0.6735, June 202321.2, February 20211.0v1.5.0, May 2024
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen SourcecommercialOpen Source
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, ClojureC++Rust
Server operating systemsAll OS with a Java VMLinux
Windows
WindowsLinux
macOS
Windows
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyes
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.noyes
Secondary indexesyesyes
SQL infoSupport of SQLnonoSQL-like query language
APIs and other access methodsRESTful HTTP APIRESTful HTTP API
WebDAV
XQuery
XSLT
GraphQL
RESTful HTTP API
WebSocket
Supported programming languagesClojure
Java
C++ infomost other programming languages supported via APIsDeno
Go
JavaScript (Node.js)
Rust
Server-side scripts infoStored proceduresyes infoTransaction Functionsyes infoon the application server
TriggersBy using transaction functionsno
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersnone
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersyes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDmultiple readers, single writerACID
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
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 developmentno
User concepts infoAccess controlnoDomain, group and role-based access control at the document level and for application servicesyes, based on authentication and database rules

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DatomicEventStoreDBsearchxmlSurrealDB
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