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DBMS > DolphinDB vs. Nebula Graph vs. Sqrrl

System Properties Comparison DolphinDB vs. Nebula Graph vs. Sqrrl

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonNebula Graph  Xexclude from comparisonSqrrl  Xexclude from comparison
Sqrrl has been acquired by Amazon and became a part of Amazon Web Services. It has been removed from the DB-Engines ranking.
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageA distributed, linear scalable, high perfomant Graph DBMSAdaptable, secure NoSQL built on Apache Accumulo
Primary database modelTime Series DBMSGraph DBMSDocument store
Graph DBMS
Key-value store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.08
Rank#169  Overall
#11  Time Series DBMS
Score1.10
Rank#168  Overall
#15  Graph DBMS
Websitewww.dolphindb.comgithub.com/­vesoft-inc/­nebula
nebula-graph.io
sqrrl.com
Technical documentationwww.dolphindb.com/­helpdocs.nebula-graph.io
DeveloperDolphinDB, IncVesoft Inc.Amazon infooriginally Sqrrl Data, Inc.
Initial release201820192012
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoApache Version 2.0 + Common Clause 1.0commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++Java
Server operating systemsLinux
Windows
LinuxLinux
Data schemeStrong typed schemaschema-free
Typing infopredefined data types such as float or dateyesyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nono
Secondary indexesnoyes infoNebula 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.yes
SQL infoSupport of SQLSQL-like query languageSQL-like query languageno
APIs and other access methodsJDBC
ODBC
Browser interface
console (shell)
Proprietary native API
Query language nGQL
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
Supported programming languagesC#
C++
Java
JavaScript
Python
R
C++
Go
Java
Python
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresyesno
Triggersnono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingSharding infomaking use of Hadoop
Replication methods infoMethods for redundantly storing data on multiple nodesyesCausal Clustering using Raft protocolselectable replication factor infomaking use of Hadoop
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.
Foreign keys infoReferential integritynoyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDAtomic updates per row, document, or graph entity
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infousing RocksDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlAdministrators, Users, GroupsRole-based access controlCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)
More information provided by the system vendor
DolphinDBNebula GraphSqrrl
Specific characteristicsNebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesNebula Graph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersCurrently we have some top internet companies in China implementing Nebula Graph...
» more
Market metricsAt our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more
Licensing and pricing modelsNebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
News

Ecosystem Tools: Nebula Graph Dashboard for Monitoring
22 September 2021

Nebula Graph Source Code Explained: RBO
14 September 2021

Game Pocket Monsters with Nebula Graph
3 September 2021

Nebula Graph Source Code Explained: Validator
20 August 2021

Nebula Graph Source Code Explained: An Overview
13 August 2021

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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
DolphinDBNebula GraphSqrrl
Recent citations in the news

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

The future of graph database: vesoft unveils Nebula Graph 2.0 GA
24 March 2021, PR Web

Announcing winners of the OTEC-Emerge Technology Awards
17 September 2021, TechNode

Nebula Graph open sources Nebula Operator, embraces cloud native
29 April 2021, PR Web

Nebula Graph™ Database Secures $10 Million VC Funding in New Round
15 December 2020, PR Web

provided by Google News

The Pitfalls and Pleasures of Peanut Butter Whiskey
15 September 2021, Garden & Gun Magazine

Amazon's cloud business acquires Sqrrl, a security start-up with NSA roots
23 January 2018, CNBC

SQRRL: Helping young Indians save and grow their money
25 January 2021, The Financial Express

User And Entity Behavior Analytics Market Studies, Cutting-Edge Methods For More Quickly Building New Products – Stillwater Current
24 September 2021, Stillwater Current

Sqrrl adds $12.3 million to coffers in Series C funding round
14 June 2017, CyberScoop

provided by Google News



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