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DBMS > Apache Phoenix vs. VelocityDB

System Properties Comparison Apache Phoenix vs. VelocityDB

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Editorial information provided by DB-Engines
NameApache Phoenix  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionA scale-out RDBMS with evolutionary schema built on Apache HBaseA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.39
Rank#94  Overall
#47  Relational DBMS
Score0.08
Rank#302  Overall
#28  Graph DBMS
#17  Object oriented DBMS
Websitephoenix.apache.orgvelocitydb.com
Technical documentationphoenix.apache.orgvelocitydb.com/­UserGuide
DeveloperApache Software FoundationVelocityDB Inc
Initial release20142011
Current release5.0-HBase2, July 2018 and 4.15-HBase1, December 20197.x
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercial
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 languageJavaC#
Server operating systemsLinux
Unix
Windows
Any that supports .NET
Data schemeyes infolate-bound, schema-on-read capabilitiesyes
Typing infopredefined data types such as float or dateyesyes
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 indexesyesyes
SQL infoSupport of SQLyesno
APIs and other access methodsJDBC.Net
Supported programming languagesC
C#
C++
Groovy
Java
PHP
Python
Scala
.Net
Server-side scripts infoStored proceduresuser defined functionsno
TriggersnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlAccess Control Lists (using HBase ACL) for RBAC, integration with Apache Ranger for RBAC & ABAC, multi-tenancyBased on Windows Authentication

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More resources
Apache PhoenixVelocityDB
Recent citations in the news

The Apache Software Foundation Announces the 10th Anniversary of Apache® HBase™
13 May 2020, GlobeNewswire

Apache Phoenix Now HBase 2.0 Compatible
20 July 2018, iProgrammer

Cloudera adds operational database to cloud service
17 September 2020, ZDNet

Developing Python Applications Against Apache Phoenix (HBase)
30 September 2016, DZone News

About Maria Pospelova
14 July 2020, TechBeacon

provided by Google News

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