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DBMS > Bangdb vs. GeoSpock vs. KeyDB vs. LokiJS vs. PouchDB

System Properties Comparison Bangdb vs. GeoSpock vs. KeyDB vs. LokiJS vs. PouchDB

Editorial information provided by DB-Engines
NameBangdb  Xexclude from comparisonGeoSpock  Xexclude from comparisonKeyDB  Xexclude from comparisonLokiJS  Xexclude from comparisonPouchDB  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.
DescriptionConverged and high performance database for device data, events, time series, document and graphSpatial and temporal data processing engine for extreme data scaleAn ultra-fast, open source Key-value store fully compatible with Redis API, modules, and protocolsIn-memory JavaScript DBMSJavaScript DBMS with an API inspired by CouchDB
Primary database modelDocument store
Graph DBMS
Time Series DBMS
Relational DBMSKey-value storeDocument storeDocument store
Secondary database modelsSpatial DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.07
Rank#346  Overall
#47  Document stores
#35  Graph DBMS
#32  Time Series DBMS
Score0.63
Rank#232  Overall
#32  Key-value stores
Score0.44
Rank#256  Overall
#40  Document stores
Score2.18
Rank#114  Overall
#21  Document stores
Websitebangdb.comgeospock.comgithub.com/­Snapchat/­KeyDB
keydb.dev
github.com/­techfort/­LokiJSpouchdb.com
Technical documentationdocs.bangdb.comdocs.keydb.devtechfort.github.io/­LokiJSpouchdb.com/­guides
DeveloperSachin Sinha, BangDBGeoSpockEQ Alpha Technology Ltd.Apache Software Foundation
Initial release2012201920142012
Current releaseBangDB 2.0, October 20212.0, September 20197.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoBSD 3commercialOpen Source infoBSD-3Open SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC, C++Java, JavascriptC++JavaScriptJavaScript
Server operating systemsLinuxhostedLinuxserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyes: string, long, double, int, geospatial, stream, eventsyespartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexesnono
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 indexesyes infosecondary, composite, nested, reverse, geospatialtemporal, categoricalyes infoby using the Redis Search moduleyes infovia viewsyes infovia views
SQL infoSupport of SQLSQL like support with command line toolANSI SQL for query only (using Presto)nonono
APIs and other access methodsProprietary protocol
RESTful HTTP API
JDBCProprietary protocol infoRESP - REdis Serialization ProtocoJavaScript APIHTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesC
C#
C++
Java
Python
C
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
JavaScriptJavaScript
Server-side scripts infoStored proceduresnonoLuaView functions in JavaScriptView functions in JavaScript
Triggersyes, Notifications (with Streaming only)nonoyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding (enterprise version only). P2P based virtual network overlay with consistent hashing and chord algorithmAutomatic shardingShardingnoneSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor, Knob for CAP (enterprise version only)Multi-source replication
Source-replica replication
noneMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesyes
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable consistency, set CAP knob accordinglyImmediate ConsistencyEventual Consistency
Strong eventual consistency with CRDTs
noneEventual Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoOptimistic locking, atomic execution of commands blocks and scriptsno infoatomic operations within a single collection possibleno
Concurrency infoSupport for concurrent manipulation of datayes, optimistic concurrency controlyesyes
Durability infoSupport for making data persistentyes, implements WAL (Write ahead log) as wellyesyes infoConfigurable mechanisms for persistency via snapshots and/or operations logsyes 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 backend
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes, run db with in-memory only modenoyesyesyes
User concepts infoAccess controlyes (enterprise version only)Access rights for users can be defined per tablesimple password-based access control and ACLnono

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More resources
BangdbGeoSpockKeyDBLokiJSPouchDB
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