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DBMS > Kdb+ vs. SAP SQL Anywhere vs. VelocityDB vs. XAP

System Properties Comparison Kdb+ vs. SAP SQL Anywhere vs. VelocityDB vs. XAP

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Editorial information provided by DB-Engines
NameKdb+  Xexclude from comparisonSAP SQL Anywhere infoformerly called Adaptive Server Anywhere  Xexclude from comparisonVelocityDB  Xexclude from comparisonXAP  Xexclude from comparison
DescriptionHigh performance Time Series DBMSRDBMS database and synchronization technologies for server, desktop, remote office, and mobile environmentsA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)High performant in-memory data grid for mission critical applications. Insight Edge from the same company extends XAP for AI/ML support, BI and other interfaces
Primary database modelTime Series DBMSRelational DBMSGraph DBMS
Object oriented DBMS
Document store
Key-value store infoValues are user defined objects
Secondary database modelsRelational DBMSObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.50
Rank#58  Overall
#2  Time Series DBMS
Score5.79
Rank#56  Overall
#32  Relational DBMS
Score0.07
Rank#292  Overall
#27  Graph DBMS
#15  Object oriented DBMS
Score0.80
Rank#167  Overall
#26  Document stores
#30  Key-value stores
Websitekx.comwww.sap.com/­products/­sql-anywhere.htmlvelocitydb.comwww.gigaspaces.com/­products/­xap
Technical documentationcode.kx.comhelp.sap.com/­sql-anywherevelocitydb.com/­UserGuidedocs.gigaspaces.com/­latest/­landing.html
DeveloperKx Systems, a division of First Derivatives plcSAP infoformerly SybaseVelocityDB IncGigaspaces Technologies
Initial release2000 infokdb was released 2000, kdb+ in 2003199220112000
Current release3.6, May 201817, July 20157.x14.5.0, June 2019
License infoCommercial or Open Sourcecommercial infofree 32-bit versioncommercialcommercialOpen Source infoApache Version 2; Commercial licenses available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageqC#Java, C++, .Net
Server operating systemsLinux
OS X
Solaris
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
Any that supports .NETLinux
macOS
Solaris
Windows
Data schemeyesyesyesschema-free
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.yesyesnono infoXML can be used for describing objects metadata
Secondary indexesyes infotable attribute 'grouped'yesyesyes
SQL infoSupport of SQLSQL-like query language (q)yesnoSQL-like query language and DML statements
APIs and other access methodsHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
ADO.NET
HTTP API
JDBC
ODBC
.NetGigaSpaces LRMI
Hibernate
JCache
JDBC
JPA
ODBC
RESTful HTTP API
Spring Data
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
C
C#
C++
Delphi
Java
JavaScript (Node.js)
Perl
PHP
Python
Ruby
.Net.Net
C++
Java
Server-side scripts infoStored proceduresuser defined functionsyes, in C/C++, Java, .Net or Perlnoyes
Triggersyes infowith viewsyesCallbacks are triggered when data changesyes infoEvent Listeners
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningnoneShardingSharding infoHash based
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replicationMaster-slave replication infoDatabase mirroringMaster-master replication infosynchronous or asynchronous
Master-slave replication infosynchronous or asynchronous
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processingnonoyes infoMap-Reduce pattern can be built with XAP task executors
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency infoConsistency level configurable: ALL, QUORUM, ANY
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesyes
User concepts infoAccess controlrights management via user accountsfine grained access rights according to SQL-standardBased on Windows AuthenticationRole-based access control
More information provided by the system vendor
Kdb+SAP SQL Anywhere infoformerly called Adaptive Server AnywhereVelocityDBXAP
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
» more
Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
» more
Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsupon request
» more

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More resources
Kdb+SAP SQL Anywhere infoformerly called Adaptive Server AnywhereVelocityDBXAP
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