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DBMS > Brytlyt vs. Memgraph vs. Nebula Graph

System Properties Comparison Brytlyt vs. Memgraph vs. Nebula Graph

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Editorial information provided by DB-Engines
NameBrytlyt  Xexclude from comparisonMemgraph  Xexclude from comparisonNebula Graph  Xexclude from comparison
DescriptionScalable GPU-accelerated RDBMS for very fast analytic and streaming workloads, leveraging PostgreSQLA hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scaleA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelRelational DBMSGraph DBMSGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#266  Overall
#122  Relational DBMS
Score0.08
Rank#296  Overall
#26  Graph DBMS
Score0.30
Rank#250  Overall
#20  Graph DBMS
Websitewww.brytlyt.commemgraph.comgithub.com/­vesoft-inc/­nebula
nebula-graph.io
Technical documentationdocs.memgraph.comdocs.nebula-graph.io
DeveloperBrytlytMemgraph LtdVesoft Inc.
Initial release201620172019
Current release0.9, October 2016
License infoCommercial or Open Sourcecommercialcommercial infoFree license availableOpen Source infoApache Version 2.0 + Common Clause 1.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC, C++ and CUDAC and C++C++
Server operating systemsLinux
OS X
Windows
LinuxLinux
Data schemeyesschema-free and schema-optionalStrong typed schema
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.yes infospecific XML-type available, but no XML query functionality.nono
Secondary indexesyesyes 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 SQLyesnoSQL-like query language
APIs and other access methodsADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Bolt protocol
Cypher query language
Browser interface
console (shell)
Proprietary native API
Query language nGQL
Supported programming languages.Net
C
C++
Delphi
Java
Perl
Python
Tcl
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
C++
Go
Java
Python
Server-side scripts infoStored proceduresuser defined functions infoin PL/pgSQL
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesSharding infodynamic graph partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replicationMulti-Master replication using RAFTCausal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes inforelationships in graphsyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infowith snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes 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 controlfine grained access rights according to SQL-standardUsers, roles and permissionsRole-based access control
More information provided by the system vendor
BrytlytMemgraphNebula Graph
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 over nearly three thousand...
» more
Licensing and pricing modelsNebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
News

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Nebula Graph™ Database Raises $8 Million in Series Pre-A Funding
15 June 2020

Access Control in Nebula Graph: Design, Code, and Operations
2 June 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
BrytlytMemgraphNebula Graph
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