DBMS > IBM Cloudant vs. Nebula Graph

System Properties Comparison IBM Cloudant vs. Nebula Graph

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Editorial information provided by DB-Engines

Name

Description

Database as a Service offering based on Apache CouchDB

A distributed, linear scalable, high perfomant Graph DBMS

Primary database model

Document store

Graph DBMS

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

Score	3.47
Rank	#95	Overall
	#17	Document stores

Score	1.10
Rank	#169	Overall
	#15	Graph DBMS

Website

www.ibm.com/cloud/cloudant

github.com/vesoft-inc/nebula
nebula-graph.io

Technical documentation

cloud.ibm.com/docs/Cloudant

docs.nebula-graph.io

Developer

IBM, Apache Software Foundation

IBM acquired Cloudant in February 2014

Vesoft Inc.

Initial release

2010

2019

License

Commercial or Open Source

commercial

Open Source

Apache Version 2.0 + Common Clause 1.0

Cloud-based only

Only available as a cloud service

yes

DBaaS offerings (sponsored links)

Database as a Service

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

Implementation language

Erlang

C++

Server operating systems

hosted

Linux

Data scheme

schema-free

Strong typed schema

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

Nebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.

SQL

Support of SQL

SQL-like query language

APIs and other access methods

RESTful HTTP/JSON API

Browser interface
console (shell)
Proprietary native API
Query language nGQL

Supported programming languages

C#
Java
JavaScript
Objective-C
PHP
Ruby

C++
Go
Java
Python

Server-side scripts

Stored procedures

View functions (Map-Reduce) in JavaScript

Triggers

yes

Partitioning methods

Methods for storing different data on different nodes

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

Multi-source replication
Source-replica replication

Causal Clustering using Raft protocol

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

Foreign keys

Referential integrity

yes

Relationships in graphs

Transaction concepts

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

atomic operations within a document possible

ACID

Concurrency

Support for concurrent manipulation of data

yes

Optimistic locking

yes

Durability

Support for making data persistent

yes

using RocksDB

In-memory capabilities

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

yes

User concepts

Access control

Access rights for users can be defined per database

Role-based access control

More information provided by the system vendor

Specific characteristics

Nebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more

Competitive advantages

Nebula Graph boasts the world's only graph database solution that is able to host...
» more

Typical application scenarios

Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more

Key customers

Currently we have some top internet companies in China implementing Nebula Graph...
» more

Market metrics

At our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more

Licensing and pricing models

Nebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources

Recent citations in the news

IBM Expands Cloud Database Services with Kubernetes
26 September 2019, EnterpriseAI

IBM extends Call for Code for Racial Justice program
24 February 2021, TechTarget

IBM to Purchase Cloudant Database as a service (DBaaS) Provider
22 March 2014, App Developer Magazine

Cloudant Upgrades Cloud Database Service With Integrated Text Indexing and Search Based on Apache Lucene
9 October 2012, PR Newswire

Cloudant Merges BigCouch Into Apache CouchDB
22 July 2013, eWeek

provided by Google News

Nebula Graph Takes Another Step to Lead Global Graph Database Market With the Release of V3.0.0
18 February 2022, MarTech Series

Third Time Is The Charm For Nebula Graph Database
19 January 2021, The Next Platform

Nebula Graph Joins Database Race
15 June 2020, Datanami

Nebula Graph is now available from VEsoft
29 June 2020, KMWorld Magazine

Graph Database Startup Vesoft Seeks Funds at $1 Billion Value
5 July 2021, Bloomberg

provided by Google News

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VESOFT Company Limited, California City, CA

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