DBMS > LokiJS vs. UniData,UniVerse
System Properties Comparison LokiJS vs. UniData,UniVerse
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|Editorial information provided by DB-Engines|
|Name||LokiJS Xexclude from comparison||UniData,UniVerse Xexclude from comparison|
|Primary database model||Document store||Multivalue DBMS|
|License Commercial or Open Source||Open Source||commercial|
|Cloud-based only Only available as a cloud service||no||no|
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|Typing predefined data types such as float or date||no||optional|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no|
|Secondary indexes||yes via views||yes|
|SQL Support of SQL||no||yes|
RESTful HTTP API
Basic U2 Basic
|Triggers||yes||yes U2 Basic|
|Partitioning methods Methods for storing different data on different nodes||none||none|
|Replication methods Methods for redundantly storing data on multiple nodes||none||Source-replica replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes||no|
|Consistency concepts Methods to ensure consistency in a distributed system||none|
|Foreign keys Referential integrity||no||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no atomic operations within a single collection possible||ACID configurable|
|Concurrency Support for concurrent manipulation of data||yes|
|Durability Support for making data persistent||yes Serialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes|
|User concepts Access control||no||Access rights according to SQL-standard and operating system based|
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