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DBMS > Drizzle vs. Memgraph vs. Nebula Graph vs. PostgreSQL vs. YugabyteDB

System Properties Comparison Drizzle vs. Memgraph vs. Nebula Graph vs. PostgreSQL vs. YugabyteDB

Editorial information provided by DB-Engines
NameDrizzle  Xexclude from comparisonMemgraph  Xexclude from comparisonNebula Graph  Xexclude from comparisonPostgreSQL  Xexclude from comparisonYugabyteDB  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
DescriptionMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.A hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scaleA distributed, linear scalable, high perfomant Graph DBMSWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLHigh-performance distributed SQL database for global, internet-scale applications. Wire compatible with PostgreSQL.
Primary database modelRelational DBMSGraph DBMSGraph DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Relational DBMS
Secondary database modelsDocument store
Spatial DBMS
Document store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.28
Rank#273  Overall
#23  Graph DBMS
Score1.10
Rank#167  Overall
#15  Graph DBMS
Score577.15
Rank#4  Overall
#4  Relational DBMS
Score1.18
Rank#161  Overall
#79  Relational DBMS
Websitememgraph.comgithub.com/­vesoft-inc/­nebula
nebula-graph.io
www.postgresql.orgwww.yugabyte.com
Technical documentationdocs.memgraph.comdocs.nebula-graph.iowww.postgresql.org/­docsdocs.yugabyte.com
github.com/­yugabyte/­yugabyte-db
DeveloperDrizzle project, originally started by Brian AkerMemgraph LtdVesoft Inc.PostgreSQL Global Development Group infowww.postgresql.org/­developerYugabyte Inc.
Initial release2008201720191989 info1989: Postgres, 1996: PostgreSQL2017
Current release7.2.4, September 201213.3, May 20212.4, January 2021
License infoCommercial or Open SourceOpen Source infoGNU GPLcommercial infoFree license availableOpen Source infoApache Version 2.0 + Common Clause 1.0Open Source infoBSDOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
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Implementation languageC++C and C++C++CC and C++
Server operating systemsFreeBSD
Linux
OS X
LinuxLinuxFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Linux
OS X
Data schemeyesschema-free and schema-optionalStrong typed schemayesdepending on used data model
Typing infopredefined data types such as float or dateyesyesyesyesyes
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.nonoyes infospecific XML-type available, but no XML query functionality.no
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.yesyes
SQL infoSupport of SQLyes infowith proprietary extensionsnoSQL-like query languageyes infostandard with numerous extensionsyes, PostgreSQL compatible
APIs and other access methodsJDBCBolt protocol
Cypher query language
Browser interface
console (shell)
Proprietary native API
Query language nGQL
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
YCQL, an SQL-based flexible-schema API with its roots in Cassandra Query Language
Supported programming languagesC
C++
Java
PHP
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
C++
Go
Java
Python
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C
C#
C++
Go
Java
JavaScript (Node.js)
Python
Ruby
Server-side scripts infoStored proceduresnouser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.yes infosql, plpgsql, C
Triggersno infohooks for callbacks inside the server can be used.yesyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infodynamic graph partitioningShardingpartitioning by range, list and (since PostgreSQL 11) by hashHash and Range Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Multi-source replication using RAFTCausal Clustering using Raft protocolSource-replica replication infoother methods possible by using 3rd party extensionsBased on Raft distributed consensus protocol, minimum 3 replicas for continuous availability
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyStrong consistency on writes and tunable consistency on reads
Foreign keys infoReferential integrityyesyes inforelationships in graphsyes infoRelationships in graphsyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infowith snapshot isolationACIDACIDDistributed ACID with Serializable & Snapshot Isolation. Inspired by Google Spanner architecture.
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes infousing RocksDByesyes infobased on RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesnono
User concepts infoAccess controlPluggable authentication mechanisms infoe.g. LDAP, HTTPUsers, roles and permissionsRole-based access controlfine grained access rights according to SQL-standardyes
More information provided by the system vendor
DrizzleMemgraphNebula GraphPostgreSQLYugabyteDB
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

Practicing Nebula Operator on Cloud
21 July 2021

BDD-Based Integration Testing Framework for Nebula Graph: Part II
15 July 2021

Understanding Subgraph in Nebula Graph 2.0
8 July 2021

Validating Import Performance of Nebula Importer
1 July 2021

Full-Text Indexing in Nebula Graph 2.0
25 June 2021

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More resources
DrizzleMemgraphNebula GraphPostgreSQLYugabyteDB
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