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DBMS > AllegroGraph vs. Cassandra vs. FatDB vs. MemSQL vs. Oracle Rdb

System Properties Comparison AllegroGraph vs. Cassandra vs. FatDB vs. MemSQL vs. Oracle Rdb

Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonCassandra  Xexclude from comparisonFatDB  Xexclude from comparisonMemSQL  Xexclude from comparisonOracle Rdb  Xexclude from comparison
FatDB/FatCloud has ceased operations as a company with February 2014. FatDB is discontinued and excluded from the ranking.
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessA .NET NoSQL DBMS that can integrate with and extend SQL Server.MySQL wire-compliant distributed RDBMS that combines an in-memory row-oriented and a disc-based column-oriented storage
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Wide column storeDocument store
Key-value store
Relational DBMSRelational DBMS
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.84
Rank#161  Overall
#24  Document stores
#14  Graph DBMS
#7  RDF stores
Score119.16
Rank#11  Overall
#1  Wide column stores
Score4.23
Rank#70  Overall
#38  Relational DBMS
Score1.00
Rank#147  Overall
#72  Relational DBMS
Websiteallegrograph.comcassandra.apache.orgwww.memsql.comwww.oracle.com/­technetwork/­database/­database-technologies/­rdb/­overview/­index.html
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmlcassandra.apache.org/­doc/­latestdocs.memsql.com
DeveloperFranz Inc.Apache Software Foundation infoApache top level project, originally developped by FacebookFatCloudMemSQL Inc.Oracle, originally developed by Digital Equipment Corporation (DEC)
Initial release20042008201220131984
Current release7.0, April 20203.11.6, February 20207.0.16, April 20207.3.3.2.0, 2019
License infoCommercial or Open Sourcecommercial infoLimited community edition freeOpen Source infoApache version 2commercialcommercial infofree developer edition availablecommercial
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.
Implementation languageJavaC#C++
Server operating systemsLinux
OS X
Windows
BSD
Linux
OS X
Windows
WindowsLinux info64 bit version requiredHP Open VMS
Data schemeyes infoRDF schemasschema-freeschema-freeyesFlexible Schema (defined schema, partial schema, schema free)
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.no infobulk load of XML files possiblenonono
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solutionyesyesyes
SQL infoSupport of SQLSPARQL is used as query languageSQL-like SELECT, DML and DDL statements (CQL)no infoVia inetgration in SQL Serveryes, but no triggers and foreign keysyes
APIs and other access methodsRESTful HTTP API
SPARQL
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
.NET Client API
LINQ
RESTful HTTP API
RPC
Windows WCF Bindings
JDBC
ODBC
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C#Bash
C
C#
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyes infoJavaScript or Common Lispnoyes infovia applicationsyes
Triggersyesyesyes infovia applicationsno
Partitioning methods infoMethods for storing different data on different nodeswith FederationSharding infono "single point of failure"ShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication
Multi-master replication
selectable replication factor infoRepresentation of geographical distribution of servers is possibleselectable replication factorMaster-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual Consistency
Immediate Consistency
Immediate Consistency only within each nodeImmediate Consistency
Foreign keys infoReferential integritynonononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operationsnoACID infoOnly isolation level: READ COMMITEDyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesno
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationAccess rights for users can be defined per objectno infoCan implement custom security layer via applicationsfine grained access rights according to SQL-standard
More information provided by the system vendor
AllegroGraphCassandraFatDBMemSQLOracle Rdb
Specific characteristicsKnowledge Graph Platform Leader Document Store and Graph Database. Supporting JSON...
» more
Apache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesAllegroGraph is uniquely suited to support adhoc queries through SPARQL, Prolog and...
» more
No single point of failure ensures 100% availability . Operational simplicity for...
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Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
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Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
News

New Blog Posts at AllegroGraph.com/blog
27 March 2020

Triple Attributes
2 May 2018

Allegro "Knowledge" Graph News - March 2018
7 March 2018

AllegroGraph v6.4 - Now Available
23 January 2018

AllegroGraph News - December 2017
20 December 2017

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
AllegroGraphCassandraFatDBMemSQLOracle Rdb
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Conferences and events

Scalable Knowledge Graphs using the New Distributed AllegroGraph 7
Webinar, 10:00AM Pacific, 5 May 2020 (finished)

Recent citations in the news

AllegroGraph v7 Powers First Distributed Semantic Knowledge Graph Solution with Federated-Sharding
26 May 2020, Yahoo Finance

Franz's AllegroGraph 7 Powers First Distributed Semantic Knowledge Graph Solution with Federated-Sharding
29 April 2020, PR Web

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Franz Inc. Advances Knowledge Graph Visualization with Enhanced Gruff Integrated into AllegroGraph
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11 May 2020, TechCrunch

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1 May 2020, Database Trends and Applications

2020 CRN Big Data 100: 12 Database System Companies to Consider
1 May 2020, Solutions Review

news digest: Swift adds more linux distributions, Databricks University Alliance, and MemSQL announces $50 million funding - SD Times
11 May 2020, SDTimes.com

Meatier MemSQL database munches more data in memory and goes faster on disk
7 December 2019, Blocks and Files

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Database Types from Hierarchical to Graph: An Industry Breakdown
30 May 2018, Dice Insights

New Eclipse Tools for OpenVMS and Oracle RDB Certified by eCube Systems to Work with NXTware Remote
12 November 2013, PR Web

Transoft Completes Migration Of Key Nuclear Fuels Production Control System - News - Nuclear Power News - Nuclear Street
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