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DBMS > KairosDB vs. LokiJS vs. Sequoiadb vs. Transwarp Hippo vs. Valentina Server

System Properties Comparison KairosDB vs. LokiJS vs. Sequoiadb vs. Transwarp Hippo vs. Valentina Server

Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonLokiJS  Xexclude from comparisonSequoiadb  Xexclude from comparisonTranswarp Hippo  Xexclude from comparisonValentina Server  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2In-memory JavaScript DBMSNewSQL database with distributed OLTP and SQLCloud-native distributed Vector DBMS that supports storage, retrieval, and management of massive vector-based datasetsObject-relational database and reports server
Primary database modelTime Series DBMSDocument storeDocument store
Relational DBMS
Vector DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.67
Rank#233  Overall
#20  Time Series DBMS
Score0.49
Rank#260  Overall
#42  Document stores
Score0.50
Rank#258  Overall
#41  Document stores
#120  Relational DBMS
Score0.05
Rank#386  Overall
#15  Vector DBMS
Score0.21
Rank#325  Overall
#144  Relational DBMS
Websitegithub.com/­kairosdb/­kairosdbgithub.com/­techfort/­LokiJSwww.sequoiadb.comwww.transwarp.cn/­en/­subproduct/­hippowww.valentina-db.net
Technical documentationkairosdb.github.iotechfort.github.io/­LokiJSwww.sequoiadb.com/­en/­index.php?m=Files&a=indexvalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
DeveloperSequoiadb Ltd.Paradigma Software
Initial release20132014201320231999
Current release1.2.2, November 20181.0, May 20235.7.5
License infoCommercial or Open SourceOpen Source infoApache 2.0Open SourceOpen Source infoServer: AGPL; Client: Apache V2commercialcommercial
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 languageJavaJavaScriptC++C++
Server operating systemsLinux
OS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)LinuxLinux
macOS
Linux
OS X
Windows
Data schemeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes infooid, date, timestamp, binary, regexVector, Numeric and Stringyes
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.nononono
Secondary indexesnoyes infovia viewsyesnoyes
SQL infoSupport of SQLnonoSQL-like query languagenoyes
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
JavaScript APIproprietary protocol using JSONRESTful HTTP APIODBC
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
JavaScript.Net
C++
Java
PHP
Python
C++
Java
Python
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresnoView functions in JavaScriptJavaScriptnoyes
Triggersnoyesnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandranoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandranoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
noneEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single collection possibleDocument is locked during a transactionno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnoyesyes
User concepts infoAccess controlsimple password-based access controlnosimple password-based access controlRole based access control and fine grained access rightsfine grained access rights according to SQL-standard

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More resources
KairosDBLokiJSSequoiadbTranswarp HippoValentina Server
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