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DBMS > Apache Kylin vs. BoltDB vs. H2 vs. Splunk vs. SQL.JS

System Properties Comparison Apache Kylin vs. BoltDB vs. H2 vs. Splunk vs. SQL.JS

Editorial information provided by DB-Engines
NameApache Kylin  Xexclude from comparisonBoltDB  Xexclude from comparisonH2  Xexclude from comparisonSplunk  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionA distributed analytics engine for big data, providing a SQL interface and multi-dimensional analysis (OLAP) and leveraging the Hadoop stackAn embedded key-value store for Go.Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.Analytics Platform for Big DataPort of SQLite to JavaScript
Primary database modelRelational DBMSKey-value storeRelational DBMSSearch engineRelational DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.25
Rank#170  Overall
#77  Relational DBMS
Score0.80
Rank#215  Overall
#31  Key-value stores
Score8.33
Rank#46  Overall
#30  Relational DBMS
Score89.10
Rank#14  Overall
#2  Search engines
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websitekylin.apache.orggithub.com/­boltdb/­boltwww.h2database.comwww.splunk.comsql.js.org
Technical documentationkylin.apache.org/­docswww.h2database.com/­html/­main.htmldocs.splunk.com/­Documentation/­Splunksql.js.org/­documentation/­index.html
DeveloperApache Software Foundation, originally contributed from eBay IncThomas MuellerSplunk Inc.Alon Zakai infoenhancements implemented by others
Initial release20152013200520032012
Current release3.1.0, July 20202.2.220, July 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoMIT LicenseOpen Source infodual-licence (Mozilla public license, Eclipse public license)commercial infoLimited free edition and free developer edition availableOpen Source
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaGoJavaJavaScript
Server operating systemsLinuxBSD
Linux
OS X
Solaris
Windows
All OS with a Java VMLinux
OS X
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesschema-freeyesyesyes
Typing infopredefined data types such as float or dateyesnoyesyesyes
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.nononoyesno
Secondary indexesyesnoyesyes
SQL infoSupport of SQLANSI SQL for queries (using Apache Calcite)noyesno infoSplunk Search Processing Language for search commandsyes infoSQL-92 is not fully supported
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
JDBC
ODBC
HTTP RESTJavaScript API
Supported programming languagesGoJavaC#
Java
JavaScript
PHP
Python
Ruby
JavaScript
Server-side scripts infoStored proceduresnoJava Stored Procedures and User-Defined Functionsyesno
Triggersnoyesyesno
Partitioning methods infoMethods for storing different data on different nodesnonenoneShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneWith clustering: 2 database servers on different computers operate on identical copies of a databaseMulti-source replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate ConsistencyEventual Consistencynone
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searchingACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesnoyes
User concepts infoAccess controlnofine grained access rights according to SQL-standardAccess rights for users and rolesno

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Apache KylinBoltDBH2SplunkSQL.JS
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