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DBMS > IBM Db2 warehouse vs. LokiJS

System Properties Comparison IBM Db2 warehouse vs. LokiJS

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Editorial information provided by DB-Engines
NameIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonLokiJS  Xexclude from comparison
DescriptionCloud-based data warehousing serviceIn-memory JavaScript DBMS
Primary database modelRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.26
Rank#116  Overall
#57  Relational DBMS
Score0.48
Rank#223  Overall
#32  Document stores
Websitewww.ibm.com/­products/­db2-warehousegithub.com/­techfort/­LokiJS
Technical documentationtechfort.github.io/­LokiJS
DeveloperIBM
Initial release20142014
License infoCommercial or Open SourcecommercialOpen Source
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScript
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesno
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.no infoImport/export of XML data possibleno
Secondary indexesyesyes infovia views
SQL infoSupport of SQLyesno
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
JavaScript API
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
JavaScript
Server-side scripts infoStored proceduresPL/SQL, SQL PLView functions in JavaScript
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistencynone
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoatomic operations within a single collection possible
Concurrency infoSupport for concurrent manipulation of datayes
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.
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardno

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More resources
IBM Db2 warehouse infoformerly named IBM dashDBLokiJS
DB-Engines blog posts

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