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DBMS > Apache Doris vs. Dgraph vs. eXtremeDB vs. NebulaGraph

System Properties Comparison Apache Doris vs. Dgraph vs. eXtremeDB vs. NebulaGraph

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Editorial information provided by DB-Engines
NameApache Doris  Xexclude from comparisonDgraph  Xexclude from comparisoneXtremeDB  Xexclude from comparisonNebulaGraph  Xexclude from comparison
DescriptionAn MPP-based analytics DBMS embracing the MySQL protocolDistributed and scalable native Graph DBMSNatively in-memory DBMS with options for persistency, high-availability and clusteringA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelRelational DBMSGraph DBMSRelational DBMS
Time Series DBMS
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.60
Rank#247  Overall
#113  Relational DBMS
Score1.53
Rank#152  Overall
#15  Graph DBMS
Score0.80
Rank#214  Overall
#99  Relational DBMS
#18  Time Series DBMS
Score2.23
Rank#116  Overall
#10  Graph DBMS
Websitedoris.apache.org
github.com/­apache/­doris
dgraph.iowww.mcobject.comgithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
Technical documentationgithub.com/­apache/­doris/­wikidgraph.io/­docswww.mcobject.com/­docs/­extremedb.htmdocs.nebula-graph.io
DeveloperApache Software Foundation, originally contributed from BaiduDgraph Labs, Inc.McObjectVesoft Inc.
Initial release2017201620012019
Current release1.2.2, February 20238.2, 2021
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoApache 2.0commercialOpen Source infoApache Version 2.0 + Common Clause 1.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaGoC and C++C++
Server operating systemsLinuxLinux
OS X
Windows
AIX
HP-UX
Linux
macOS
Solaris
Windows
Linux
Data schemeyesschema-freeyesStrong typed schema
Typing infopredefined data types such as float or dateyesyesyesyes
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.nonono infosupport of XML interfaces availableno
Secondary indexesyesyesyesyes 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 SQLyesnoyes infowith the option: eXtremeSQLSQL-like query language
APIs and other access methodsJDBC
MySQL client
GraphQL query language
gRPC (using protocol buffers) API
HTTP API
.NET Client API
JDBC
JNI
ODBC
Proprietary protocol
RESTful HTTP API
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
Supported programming languagesJavaC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C
C#
C++
Java
Lua
Python
Scala
.Net
C++
Go
Java
PHP
Python
Server-side scripts infoStored proceduresuser defined functionsnoyesuser defined functions
Triggersnonoyes infoby defining events
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningyeshorizontal partitioning / shardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSynchronous replication via RaftActive Replication Fabric™ for IoT
Multi-source replication infoby means of eXtremeDB Cluster option
Source-replica replication infoby means of eXtremeDB High Availability option
Causal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoOptimistic (MVCC) and pessimistic (locking) strategies availableyes
Durability infoSupport for making data persistentyesyesyesyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardno infoPlanned for future releasesRole-based access control
More information provided by the system vendor
Apache DorisDgrapheXtremeDBNebulaGraph
Specific characteristicseXtremeDB is an in-memory and/or persistent database system that offers an ultra-small...
» more
NebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantageseXtremeDB databases can be modeled relationally or as objects and can utilize SQL...
» more
NebulaGraph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosIoT application across all markets: Industrial Control, Netcom, Telecom, Defense,...
» more
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersSchneider Electronics, F5 Networks, TNS, Boeing, Northrop Grumman, GoPro, ViaSat,...
» more
Companies from a variety of industries have implemented NebulaGraph Database in production,...
» more
Market metricsWith hundreds of customers and over 30 million devices/applications using the product...
» more
At our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
Licensing and pricing modelsFor server use cases, there is a simple per-server license irrespective of the number...
» more
NebulaGraph is open source and free to use under Apache 2.0 license.
» more

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More resources
Apache DorisDgrapheXtremeDBNebulaGraph
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