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DBMS > Kdb+ vs. searchxml vs. SiriDB vs. TerarkDB

System Properties Comparison Kdb+ vs. searchxml vs. SiriDB vs. TerarkDB

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Editorial information provided by DB-Engines
NameKdb+  Xexclude from comparisonsearchxml  Xexclude from comparisonSiriDB  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionHigh performance Time Series DBMSDBMS for structured and unstructured content wrapped with an application serverOpen Source Time Series DBMSA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelTime Series DBMSNative XML DBMS
Search engine
Time Series DBMSKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.23
Rank#59  Overall
#2  Time Series DBMS
Score0.00
Rank#377  Overall
#7  Native XML DBMS
#24  Search engines
Score0.19
Rank#330  Overall
#29  Time Series DBMS
Score0.15
Rank#345  Overall
#50  Key-value stores
Websitekx.comwww.searchxml.net/­category/­productssiridb.comgithub.com/­Terark/­terarkdb
Technical documentationcode.kx.comwww.searchxml.net/­support/­handoutsdocs.siridb.comgithub.com/­Terark/­terarkdb/­wiki
DeveloperKx Systems, a division of First Derivatives plcinformationpartners gmbhCesbitTerark
Initial release2000 infokdb was released 2000, kdb+ in 2003201520172016
Current release3.6, May 20181.0
License infoCommercial or Open Sourcecommercial infofree 32-bit versioncommercialOpen Source infoMIT Licensecommercial inforestricted open source version 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++CC++
Server operating systemsLinux
OS X
Solaris
Windows
WindowsLinux
Data schemeyesschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesyes infoNumeric datano
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
Secondary indexesyes infotable attribute 'grouped'yesyesno
SQL infoSupport of SQLSQL-like query language (q)nonono
APIs and other access methodsHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
RESTful HTTP API
WebDAV
XQuery
XSLT
HTTP APIC++ API
Java API
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
C++ infomost other programming languages supported via APIsC
C++
Go
Python
C++
Java
Server-side scripts infoStored proceduresuser defined functionsyes infoon the application servernono
Triggersyes infowith viewsnonono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningnoneShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationyes infosychronisation to multiple collectionsyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processingnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanomultiple readers, single writernono
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.yesnoyesyes
User concepts infoAccess controlrights management via user accountsDomain, group and role-based access control at the document level and for application servicessimple rights management via user accountsno

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More resources
Kdb+searchxmlSiriDBTerarkDB
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