DBMS > Couchbase vs. Dgraph vs. Kinetica vs. LokiJS vs. Oracle Coherence

System Properties Comparison Couchbase vs. Dgraph vs. Kinetica vs. LokiJS vs. Oracle Coherence

Editorial information provided by DB-Engines

Name

Description

A distributed document store with a powerful search engine and in-built operational and analytical capabilities

Distributed and scalable native Graph DBMS

Fully vectorized database across both GPUs and CPUs

In-memory JavaScript DBMS

Oracles in-memory data grid solution

Primary database model

Secondary database models

Key-value store

originating from the former Membase product and supporting the Memcached protocol
Spatial DBMS

using the Geocouch extension

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

Score	28.78
Rank	#30	Overall
	#5	Document stores

Score	1.57
Rank	#141	Overall
	#11	Graph DBMS

Score	0.55
Rank	#230	Overall
	#110	Relational DBMS

Score	0.54
Rank	#232	Overall
	#36	Document stores

Score	2.36
Rank	#119	Overall
	#23	Key-value stores

Website

www.couchbase.com

dgraph.io

www.kinetica.com

github.com/techfort/LokiJS

www.oracle.com/middleware/technologies/coherence.html

Technical documentation

docs.couchbase.com

dgraph.io/docs

www.kinetica.com/docs

techfort.github.io/LokiJS

docs.oracle.com/en/middleware/standalone/coherence

Developer

Couchbase, Inc.

Dgraph Labs, Inc.

Kinetica

Oracle

Initial release

2011

2016

2012

2014

2007

Current release

Server: 7.0, July 2021; Mobile: 3, February 2022; Couchbase Capella, October 2021

7.1, August 2021

12c, September 2016

License

Commercial or Open Source

Open Source

Apache version 2; Commercial licenses also available

Open Source

Apache 2.0

commercial

Open Source

commercial

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.

Couchbase Capella: a fully managed database-as-a-service that eliminates database management efforts and reduces cost

Implementation language

C, C++, Go and Erlang

C, C++

JavaScript

Java

Server operating systems

Linux
OS X
Windows

Linux

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

All OS with a Java VM

Data scheme

schema-free

yes

schema-free

Typing

predefined data types such as float or date

yes

String, Boolean, Number

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 views

SQL

Support of SQL

Declarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.

SQL-like DML and DDL statements

APIs and other access methods

Native language bindings for CRUD, Query, Search and Analytics APIs

GraphQL query language
gRPC (using protocol buffers) API
HTTP API

JDBC
ODBC
RESTful HTTP API

JavaScript API

JCache
JPA
RESTful HTTP API

Supported programming languages

.Net
C
Go
Java
JavaScript

Node.js
PHP
Python
Ruby
Scala

C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby

C++
Java
JavaScript (Node.js)
Python

JavaScript

.Net
C++
Java

Server-side scripts

Stored procedures

Functions and timers in JavaScript

user defined functions

View functions in JavaScript

Triggers

yes

via the TAP protocol

yes

triggers when inserted values for one or more columns fall within a specified range

yes

Live Events

Partitioning methods

Methods for storing different data on different nodes

Sharding

yes

Sharding

none

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

Multi-source replication

including cross data center replication
Source-replica replication

Synchronous replication via Raft

Source-replica replication

none

yes, with selectable consistency level

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency
Immediate Consistency

selectable on a per-operation basis

Immediate Consistency

Immediate Consistency or Eventual Consistency depending on configuration

none

Eventual Consistency
Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

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

ACID

atomic operations within a single collection possible

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

optionally

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

Ephemeral buckets

yes

GPU vRAM or System RAM

yes

User concepts

Access control

User and Administrator separation with password-based and LDAP integrated Authentication

Planned for future releases

Access rights for users and roles on table level

authentification to access the cache via certificates or http basic authentication

More information provided by the system vendor

Specific characteristics

Developed as an alternative to traditionally inflexible relational databases, Couchbase...
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Native and fully vectorized database across both GPUs and CPUs, with memory first...
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Competitive advantages

Couchbase was architected with several differentiated capabilities: Shared-nothing,...
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Best in class geospatial and temporal analytics. Lockless architecture provides real-time...
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Typical application scenarios

Customer 360 for user profile, session store and data aggregation (Comcast, Equifax,...
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Any application requiring (1) real time insights, (2) time series analysis (3) geospatial...
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Key customers

Amadeus, AT&T, BD (Becton, Dickinson and Company), Carrefour, Cisco, Comcast, Disney,...
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Citibank, US Air Force, Softbank, OVO, Telkomsel, USPS, 2 of the top 3 US Telcos,...
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Market metrics

Named a leader in the Forrester Wave™: Big Data NoSQL, Q1 2019 Over 10M downloads...
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The largest IoT deployment in the world, NORAD, runs on Kinetica.
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Licensing and pricing models

The Community Edition (CE) of Couchbase Server and Couchbase Mobile are available...
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Always Free Tier in the Cloud, Pay-As-You-Go Consumption Based Pricing, and Portable...
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