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DBMS > GeoSpock vs. LokiJS vs. Oracle Berkeley DB vs. PouchDB vs. XTDB

System Properties Comparison GeoSpock vs. LokiJS vs. Oracle Berkeley DB vs. PouchDB vs. XTDB

Editorial information provided by DB-Engines
NameGeoSpock  Xexclude from comparisonLokiJS  Xexclude from comparisonOracle Berkeley DB  Xexclude from comparisonPouchDB  Xexclude from comparisonXTDB infoformerly named Crux  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 DBMSWidely used in-process key-value storeJavaScript DBMS with an API inspired by CouchDBA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSDocument storeKey-value store infosupports sorted and unsorted key sets
Native XML DBMS infoin the Oracle Berkeley DB XML version
Document storeDocument 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
Score2.01
Rank#126  Overall
#21  Key-value stores
#3  Native XML DBMS
Score2.34
Rank#112  Overall
#21  Document stores
Score0.18
Rank#332  Overall
#46  Document stores
Websitegeospock.comgithub.com/­techfort/­LokiJSwww.oracle.com/­database/­technologies/­related/­berkeleydb.htmlpouchdb.comgithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationtechfort.github.io/­LokiJSdocs.oracle.com/­cd/­E17076_05/­html/­index.htmlpouchdb.com/­guideswww.xtdb.com/­docs
DeveloperGeoSpockOracle infooriginally developed by Sleepycat, which was acquired by OracleApache Software FoundationJuxt Ltd.
Initial release2014199420122019
Current release2.0, September 201918.1.40, May 20207.1.1, June 20191.19, September 2021
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infocommercial license availableOpen SourceOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, JavascriptJavaScriptC, Java, C++ (depending on the Berkeley DB edition)JavaScriptClojure
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)AIX
Android
FreeBSD
iOS
Linux
OS X
Solaris
VxWorks
Windows
server-less, requires a JavaScript environment (browser, Node.js)All OS with a Java 8 (and higher) VM
Linux
Data schemeyesschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesnononoyes, 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.nonoyes infoonly with the Berkeley DB XML editionnono
Secondary indexestemporal, categoricalyes infovia viewsyesyes infovia viewsyes
SQL infoSupport of SQLANSI SQL for query only (using Presto)noyes infoSQL interfaced based on SQLite is availablenolimited SQL, making use of Apache Calcite
APIs and other access methodsJDBCJavaScript APIHTTP REST infoonly for PouchDB Server
JavaScript API
HTTP REST
JDBC
Supported programming languagesJavaScript.Net infoFigaro is a .Net framework assembly that extends Berkeley DB XML into an embeddable database engine for .NET
others infoThird-party libraries to manipulate Berkeley DB files are available for many languages
C
C#
C++
Java
JavaScript (Node.js) info3rd party binding
Perl
Python
Tcl
JavaScriptClojure
Java
Server-side scripts infoStored proceduresnoView functions in JavaScriptnoView functions in JavaScriptno
Triggersnoyesyes infoonly for the SQL APIyesno
Partitioning methods infoMethods for storing different data on different nodesAutomatic shardingnonenoneSharding infowith a proxy-based framework, named couchdb-loungenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
yes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneEventual Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single collection possibleACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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 infoby using IndexedDB, WebSQL or LevelDB as backendyes, 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.noyesyesyes
User concepts infoAccess controlAccess rights for users can be defined per tablenonono

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More resources
GeoSpockLokiJSOracle Berkeley DBPouchDBXTDB infoformerly named Crux
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