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DBMS > BoltDB vs. LokiJS vs. SwayDB vs. XTDB

System Properties Comparison BoltDB vs. LokiJS vs. SwayDB vs. XTDB

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Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonLokiJS  Xexclude from comparisonSwayDB  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionAn embedded key-value store for Go.In-memory JavaScript DBMSAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelKey-value storeDocument storeKey-value storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.74
Rank#220  Overall
#31  Key-value stores
Score0.43
Rank#264  Overall
#42  Document stores
Score0.00
Rank#382  Overall
#59  Key-value stores
Score0.11
Rank#343  Overall
#46  Document stores
Websitegithub.com/­boltdb/­boltgithub.com/­techfort/­LokiJSswaydb.simer.augithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationtechfort.github.io/­LokiJSwww.xtdb.com/­docs
DeveloperSimer PlahaJuxt Ltd.
Initial release2013201420182019
Current release1.19, September 2021
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen SourceOpen Source infoGNU Affero GPL V3.0Open Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoJavaScriptScalaClojure
Server operating systemsBSD
Linux
OS X
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)All OS with a Java 8 (and higher) VM
Linux
Data schemeschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenononoyes, extensible-data-notation format
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 indexesnoyes infovia viewsnoyes
SQL infoSupport of SQLnononolimited SQL, making use of Apache Calcite
APIs and other access methodsJavaScript APIHTTP REST
JDBC
Supported programming languagesGoJavaScriptJava
Kotlin
Scala
Clojure
Java
Server-side scripts infoStored proceduresnoView functions in JavaScriptnono
Triggersnoyesnono
Partitioning methods infoMethods for storing different data on different nodesnonenonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonenoneyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnonenoneImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno infoatomic operations within a single collection possibleAtomic execution of operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlnonono

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More resources
BoltDBLokiJSSwayDBXTDB infoformerly named Crux
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
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