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DBMS > AlaSQL vs. Nebula Graph

System Properties Comparison AlaSQL vs. Nebula Graph

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonNebula Graph  Xexclude from comparison
DescriptionJavaScript DBMS libraryA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelDocument store
Relational DBMS
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.36
Rank#233  Overall
#33  Document stores
#110  Relational DBMS
Score0.16
Rank#271  Overall
#23  Graph DBMS
Websitealasql.orggithub.com/­vesoft-inc/­nebula
nebula-graph.io
Technical documentationgithub.com/­agershun/­alasqldocs.nebula-graph.io
DeveloperAndrey Gershun & Mathias R. WulffVesoft Inc.
Initial release20142019
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache Version 2.0 + Common Clause 1.0
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
Data schemeschema-freeStrong typed schema
Typing infopredefined data types such as float or datenoyes
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.
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.SQL-like query language
APIs and other access methodsJavaScript APIBrowser interface
console (shell)
Proprietary native API
Query language nGQL
Supported programming languagesJavaScriptC++
Go
Java
Python
Server-side scripts infoStored proceduresno
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneCausal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integrityyesyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnoRole-based access control
More information provided by the system vendor
AlaSQLNebula Graph
Specific characteristicsNebula Graph is a truly distributed, linear 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 over a thousand stars...
» more
Licensing and pricing modelsNebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
News

The Review on Graph Database
31 March 2020

How Nebula Graph Automatically Cleans Stale Data with TTL
24 March 2020

Automating Your Project Processes with Github Actions
17 March 2020

How Indexing Works in Nebula Graph
12 March 2020

Graph Query Language Comparison Series - Gremlin vs Cypher vs nGQL
3 March 2020

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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
AlaSQLNebula Graph
Recent citations in the news

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15 January 2019, JAXenter

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