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DBMS > AlaSQL vs. Coveo vs. GeoSpock vs. LokiJS vs. PouchDB

System Properties Comparison AlaSQL vs. Coveo vs. GeoSpock vs. LokiJS vs. PouchDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCoveo  Xexclude from comparisonGeoSpock  Xexclude from comparisonLokiJS  Xexclude from comparisonPouchDB  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.
DescriptionJavaScript DBMS libraryAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentSpatial and temporal data processing engine for extreme data scaleIn-memory JavaScript DBMSJavaScript DBMS with an API inspired by CouchDB
Primary database modelDocument store
Relational DBMS
Search engineRelational DBMSDocument storeDocument store
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.51
Rank#256  Overall
#40  Document stores
#118  Relational DBMS
Score2.11
Rank#118  Overall
#11  Search engines
Score0.49
Rank#260  Overall
#42  Document stores
Score2.34
Rank#112  Overall
#21  Document stores
Websitealasql.orgwww.coveo.comgeospock.comgithub.com/­techfort/­LokiJSpouchdb.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.coveo.comtechfort.github.io/­LokiJSpouchdb.com/­guides
DeveloperAndrey Gershun & Mathias R. WulffCoveoGeoSpockApache Software Foundation
Initial release2014201220142012
Current release2.0, September 20197.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialcommercialOpen SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJava, JavascriptJavaScriptJavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedhostedserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesschema-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 indexesnoyestemporal, categoricalyes infovia viewsyes infovia views
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noANSI SQL for query only (using Presto)nono
APIs and other access methodsJavaScript APIRESTful HTTP APIJDBCJavaScript APIHTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJavaScriptC#
Java
JavaScript
Python
JavaScriptJavaScript
Server-side scripts infoStored proceduresnononoView functions in JavaScriptView functions in JavaScript
Triggersyesyesnoyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneyesAutomatic shardingnoneSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesnoneMulti-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 systemnoneImmediate ConsistencyImmediate ConsistencynoneEventual Consistency
Foreign keys infoReferential integrityyesyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyesnono infoatomic operations within a single collection possibleno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes 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.yesnoyesyes
User concepts infoAccess controlnogranular access controls, API key management, content filtersAccess rights for users can be defined per tablenono

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More resources
AlaSQLCoveoGeoSpockLokiJSPouchDB
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