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DBMS > BoltDB vs. Datomic vs. Heroic vs. LokiJS vs. RocksDB

System Properties Comparison BoltDB vs. Datomic vs. Heroic vs. LokiJS vs. RocksDB

Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonDatomic  Xexclude from comparisonHeroic  Xexclude from comparisonLokiJS  Xexclude from comparisonRocksDB  Xexclude from comparison
DescriptionAn embedded key-value store for Go.Datomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchIn-memory JavaScript DBMSEmbeddable persistent key-value store optimized for fast storage (flash and RAM)
Primary database modelKey-value storeRelational DBMSTime Series DBMSDocument storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.55
Rank#232  Overall
#34  Key-value stores
Score1.70
Rank#138  Overall
#68  Relational DBMS
Score0.22
Rank#285  Overall
#25  Time Series DBMS
Score0.57
Rank#228  Overall
#34  Document stores
Score3.91
Rank#89  Overall
#15  Key-value stores
Websitegithub.com/­boltdb/­boltwww.datomic.comspotify.github.io/­heroic/­#!/­indexgithub.com/­techfort/­LokiJSrocksdb.org
Technical documentationdocs.datomic.comspotify.github.io/­heroic/­#!/­docs/­overviewtechfort.github.io/­LokiJSgithub.com/­facebook/­rocksdb/­wiki
DeveloperCognitectSpotifyFacebook, Inc.
Initial release20132012201420142013
Current release1.0.6362, January 20227.1.1, April 2022
License infoCommercial or Open SourceOpen Source infoMIT Licensecommercial infolimited edition freeOpen Source infoApache 2.0Open SourceOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoJava, ClojureJavaJavaScriptC++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
All OS with a Java VMserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenoyesyesnono
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.nonononono
Secondary indexesnoyesyes infovia Elasticsearchyes infovia viewsno
SQL infoSupport of SQLnonononono
APIs and other access methodsRESTful HTTP APIHQL (Heroic Query Language, a JSON-based language)
HTTP API
JavaScript APIC++ API
Java API
Supported programming languagesGoClojure
Java
JavaScriptC++
Java
Server-side scripts infoStored proceduresnoyes infoTransaction FunctionsnoView functions in JavaScriptno
TriggersnoBy using transaction functionsnoyesno
Partitioning methods infoMethods for storing different data on different nodesnonenone infoBut extensive use of caching in the application peersShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone infoBut extensive use of caching in the application peersyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyEventual Consistency
Immediate Consistency
none
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDnono infoatomic operations within a single collection possibleyes
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes
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 developmentnoyesyes
User concepts infoAccess controlnononono

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More resources
BoltDBDatomicHeroicLokiJSRocksDB
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