DBMS > Badger vs. BoltDB vs. Datomic vs. Heroic vs. LokiJS

System Properties Comparison Badger vs. BoltDB vs. Datomic vs. Heroic vs. LokiJS

Editorial information provided by DB-Engines

Name

Description

An embeddable, persistent, simple and fast Key-Value Store, written purely in Go.

An embedded key-value store for Go.

Datomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durability

Time Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearch

In-memory JavaScript DBMS

Primary database model

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	0.12
Rank	#306	Overall
	#46	Key-value stores

Score	0.55
Rank	#232	Overall
	#34	Key-value stores

Score	1.70
Rank	#138	Overall
	#68	Relational DBMS

Score	0.22
Rank	#285	Overall
	#25	Time Series DBMS

Score	0.57
Rank	#228	Overall
	#34	Document stores

Website

github.com/dgraph-io/badger

github.com/boltdb/bolt

www.datomic.com

spotify.github.io/heroic/#!/index

github.com/techfort/LokiJS

Technical documentation

godoc.org/github.com/dgraph-io/badger

docs.datomic.com

spotify.github.io/heroic/#!/docs/overview

techfort.github.io/LokiJS

Developer

DGraph Labs

Cognitect

Spotify

Initial release

2017

2013

2012

2014

Current release

1.0.6362, January 2022

License

Commercial or Open Source

Open Source

Apache 2.0

Open Source

MIT License

commercial

limited edition free

Open Source

Apache 2.0

Open Source

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Java, Clojure

Java

JavaScript

Server operating systems

BSD
Linux
OS X
Solaris
Windows

All OS with a Java VM

server-less, requires a JavaScript environment (browser, Node.js)

Data scheme

schema-free

yes

schema-free

Typing

predefined data types such as float or date

yes

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.

Secondary indexes

yes

via Elasticsearch

yes

via views

SQL

Support of SQL

APIs and other access methods

RESTful HTTP API

HQL (Heroic Query Language, a JSON-based language)
HTTP API

JavaScript API

Supported programming languages

Clojure
Java

JavaScript

Server-side scripts

Stored procedures

yes

Transaction Functions

View functions in JavaScript

Triggers

By using transaction functions

yes

Partitioning methods

Methods for storing different data on different nodes

none

But extensive use of caching in the application peers

Sharding

none

Replication methods

Methods for redundantly storing data on multiple nodes

none

But extensive use of caching in the application peers

yes

none

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts

Methods to ensure consistency in a distributed system

none

Immediate Consistency

Eventual Consistency
Immediate Consistency

none

Foreign keys

Referential integrity

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

yes

ACID

atomic operations within a single collection possible

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

using external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)

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.

yes

recommended only for testing and development

yes

User concepts

Access control

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More resources

DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

show all

Recent citations in the news

Dgraph raises $11.5 million for scalable graph database solutions
31 July 2019, VentureBeat

provided by Google News

Key-Value Stores Market Past Research, Deep Analysis and Present Data With Redis, Azure Redis Cache, ArangoDB – The Daily Vale
22 May 2022, The Daily Vale

Roblox’s cloud-native catastrophe: A post mortem
31 January 2022, InfoWorld

Metaverse Platform Roblox Adds Data Center to Address 73-Hour Outage
24 January 2022, Data Center Frontier

provided by Google News

The Datomic Information Model
1 February 2013, InfoQ.com

The Architecture of Datomic
2 November 2012, InfoQ.com

Lucas Cavalcanti on Using Clojure, Microservices, Hexagonal Architecture and Public Cloud at Nubank
16 August 2021, InfoQ.com

Brazil's Nubank Acquires US Software Firm Cognitect
30 July 2020, Nearshore Americas

Nubank buys firm behind Clojure programming language
28 July 2020, Finextra

provided by Google News

LokiJS - A JavaScript Database
18 November 2014, iProgrammer

provided by Google News

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