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DBMS > GeoSpock vs. LokiJS vs. PouchDB vs. XTDB vs. YTsaurus

System Properties Comparison GeoSpock vs. LokiJS vs. PouchDB vs. XTDB vs. YTsaurus

Editorial information provided by DB-Engines
NameGeoSpock  Xexclude from comparisonLokiJS  Xexclude from comparisonPouchDB  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparisonYTsaurus  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.
DescriptionSpatial and temporal data processing engine for extreme data scaleIn-memory JavaScript DBMSJavaScript DBMS with an API inspired by CouchDBA general purpose database with bitemporal SQL and Datalog and graph queriesYTsaurus is an open source platform for distributed storage and processing.
Primary database modelRelational DBMSDocument storeDocument storeDocument storeDocument store
Key-value store
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#260  Overall
#42  Document stores
Score2.34
Rank#112  Overall
#21  Document stores
Score0.18
Rank#332  Overall
#46  Document stores
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitegeospock.comgithub.com/­techfort/­LokiJSpouchdb.comgithub.com/­xtdb/­xtdb
www.xtdb.com
ytsaurus.tech
Technical documentationtechfort.github.io/­LokiJSpouchdb.com/­guideswww.xtdb.com/­docsytsaurus.tech/­docs/­en
DeveloperGeoSpockApache Software FoundationJuxt Ltd.Yandex
Initial release2014201220192023
Current release2.0, September 20197.1.1, June 20191.19, September 2021
License infoCommercial or Open SourcecommercialOpen SourceOpen SourceOpen Source infoMIT LicenseOpen Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, JavascriptJavaScriptJavaScriptClojureC++
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)All OS with a Java 8 (and higher) VM
Linux
Ubuntu
Data schemeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesnonoyes, extensible-data-notation formatyes
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 indexestemporal, categoricalyes infovia viewsyes infovia viewsyes
SQL infoSupport of SQLANSI SQL for query only (using Presto)nonolimited SQL, making use of Apache CalciteYQL, an SQL-based language, is supported
APIs and other access methodsJDBCJavaScript APIHTTP REST infoonly for PouchDB Server
JavaScript API
HTTP REST
JDBC
Supported programming languagesJavaScriptJavaScriptClojure
Java
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresnoView functions in JavaScriptView functions in JavaScriptno
Triggersnoyesyesno
Partitioning methods infoMethods for storing different data on different nodesAutomatic shardingnoneSharding infowith a proxy-based framework, named couchdb-loungenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
yes, each node contains all datayes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneEventual Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single collection possiblenoACIDACID
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.yes infoby using IndexedDB, WebSQL or LevelDB as backendyes, 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.noyesyes
User concepts infoAccess controlAccess rights for users can be defined per tablenonoAccess Control Lists

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More resources
GeoSpockLokiJSPouchDBXTDB infoformerly named CruxYTsaurus
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How GeoSpock is supercharging geospatial analytics
23 February 2021, ComputerWeekly.com

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