DBMS > BoltDB vs. Heroic vs. JSqlDb vs. LokiJS

System Properties Comparison BoltDB vs. Heroic vs. JSqlDb vs. LokiJS

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Editorial information provided by DB-Engines
Name	BoltDB  Xexclude from comparison	Heroic  Xexclude from comparison	JSqlDb  Xexclude from comparison	LokiJS  Xexclude from comparison
			JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
Description	An embedded key-value store for Go.	Time Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearch	JavaScript Query Language Database, stores JavaScript objects and primitives	In-memory JavaScript DBMS
Primary database model	Key-value store	Time Series DBMS	Document store Object oriented DBMS	Document store
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.55 Rank #231   Overall #34   Key-value stores	Score 0.25 Rank #280   Overall #22   Time Series DBMS		Score 0.57 Rank #226   Overall #34   Document stores
Website	github.com/­boltdb/­bolt	spotify.github.io/­heroic/­#!/­index	jsqldb.org (offline)	github.com/­techfort/­LokiJS
Technical documentation		spotify.github.io/­heroic/­#!/­docs/­overview		techfort.github.io/­LokiJS
Developer		Spotify	Konrad von Backstrom
Initial release	2013	2014	2018	2014
Current release			0.8, December 2018
License Commercial or Open Source	Open Source MIT License	Open Source Apache 2.0	Open Source	Open Source
Cloud-based only Only available as a cloud service	no	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Go	Java		JavaScript
Server operating systems	BSD Linux OS X Solaris Windows		Linux macOS Windows	server-less, requires a JavaScript environment (browser, Node.js)
Data scheme	schema-free	schema-free	schema-free	schema-free
Typing predefined data types such as float or date	no	yes	no	no
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	no	no	no
Secondary indexes	no	yes via Elasticsearch	no	yes via views
SQL Support of SQL	no	no	no	no
APIs and other access methods		HQL (Heroic Query Language, a JSON-based language) HTTP API		JavaScript API
Supported programming languages	Go		JavaScript	JavaScript
Server-side scripts Stored procedures	no	no	functions in JavaScript	View functions in JavaScript
Triggers	no	no	no	yes
Partitioning methods Methods for storing different data on different nodes	none	Sharding	none	none
Replication methods Methods for redundantly storing data on multiple nodes	none	yes	none	none
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no	yes
Consistency concepts Methods to ensure consistency in a distributed system	none	Eventual Consistency Immediate Consistency		none
Foreign keys Referential integrity	no	no	no	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	yes	no		no atomic operations within a single collection possible
Concurrency Support for concurrent manipulation of data	yes	yes
Durability Support for making data persistent	yes	yes	yes using RocksDB	yes Serialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	no		yes
User concepts Access control	no			no
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	BoltDB	Heroic	JSqlDb	LokiJS
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