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DBMS > KairosDB vs. searchxml vs. SQL.JS vs. TerarkDB

System Properties Comparison KairosDB vs. searchxml vs. SQL.JS vs. TerarkDB

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonsearchxml  Xexclude from comparisonSQL.JS  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2DBMS for structured and unstructured content wrapped with an application serverPort of SQLite to JavaScriptA 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
Relational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.67
Rank#233  Overall
#20  Time Series DBMS
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Score0.63
Rank#241  Overall
#112  Relational DBMS
Score0.08
Rank#367  Overall
#56  Key-value stores
Websitegithub.com/­kairosdb/­kairosdbwww.searchxml.net/­category/­productssql.js.orggithub.com/­bytedance/­terarkdb
Technical documentationkairosdb.github.iowww.searchxml.net/­support/­handoutssql.js.org/­documentation/­index.htmlbytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKc
Developerinformationpartners gmbhAlon Zakai infoenhancements implemented by othersByteDance, originally Terark
Initial release2013201520122016
Current release1.2.2, November 20181.0
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Sourcecommercial 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 languageJavaC++JavaScriptC++
Server operating systemsLinux
OS X
Windows
Windowsserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesyesno
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.noyesnono
Secondary indexesnoyesno
SQL infoSupport of SQLnonoyes infoSQL-92 is not fully supportedno
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
RESTful HTTP API
WebDAV
XQuery
XSLT
JavaScript APIC++ API
Java API
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
C++ infomost other programming languages supported via APIsJavaScriptC++
Java
Server-side scripts infoStored proceduresnoyes infoon the application servernono
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandrayes infosychronisation to multiple collectionsnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistencynone
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanomultiple readers, single writerACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a fileyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesyes
User concepts infoAccess controlsimple password-based access controlDomain, group and role-based access control at the document level and for application servicesnono

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More resources
KairosDBsearchxmlSQL.JSTerarkDB
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