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DBMS > Apache Druid vs. openGauss vs. SpaceTime vs. Splunk

System Properties Comparison Apache Druid vs. openGauss vs. SpaceTime vs. Splunk

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Editorial information provided by DB-Engines
NameApache Druid  Xexclude from comparisonopenGauss  Xexclude from comparisonSpaceTime  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionOpen-source analytics data store designed for sub-second OLAP queries on high dimensionality and high cardinality dataAn enterprise-class RDBMS compatible with high-performance, high-availability and high-performance originally developed by HuaweiSpaceTime is a spatio-temporal DBMS with a focus on performance.Analytics Platform for Big Data
Primary database modelRelational DBMS
Time Series DBMS
Relational DBMSSpatial DBMSSearch engine
Secondary database modelsDocument store
Spatial DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.25
Rank#90  Overall
#47  Relational DBMS
#7  Time Series DBMS
Score1.06
Rank#184  Overall
#84  Relational DBMS
Score0.03
Rank#392  Overall
#8  Spatial DBMS
Score89.10
Rank#14  Overall
#2  Search engines
Websitedruid.apache.orggitee.com/­opengauss
opengauss.org
www.mireo.com/­spacetimewww.splunk.com
Technical documentationdruid.apache.org/­docs/­latest/­designdocs.opengauss.org/­en
gitee.com/­opengauss/­docs
docs.splunk.com/­Documentation/­Splunk
DeveloperApache Software Foundation and contributorsHuawei and openGauss communityMireoSplunk Inc.
Initial release2012201920202003
Current release29.0.1, April 20243.0, March 2022
License infoCommercial or Open SourceOpen Source infoApache license v2Open Sourcecommercialcommercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC, C++, JavaC++
Server operating systemsLinux
OS X
Unix
LinuxLinuxLinux
OS X
Solaris
Windows
Data schemeyes infoschema-less columns are supportedyesyesyes
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.nononoyes
Secondary indexesyesyesnoyes
SQL infoSupport of SQLSQL for queryingANSI SQL 2011A subset of ANSI SQL is implementedno infoSplunk Search Processing Language for search commands
APIs and other access methodsJDBC
RESTful HTTP/JSON API
JDBC
ODBC
RESTful HTTP APIHTTP REST
Supported programming languagesClojure
JavaScript
PHP
Python
R
Ruby
Scala
C
C++
Java
C#
C++
Python
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyesnoyes
Triggersnoyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infomanual/auto, time-basedhorizontal partitioning (by range, list and hash)Fixed-grid hypercubesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, via HDFS, S3 or other storage enginesSource-replica replicationReal-time block device replication (DRBD)Multi-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnono infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
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.nononono
User concepts infoAccess controlRBAC using LDAP or Druid internals for users and groups for read/write by datasource and systemAccess rights for users, groups and roles according to SQL-standardyesAccess rights for users and roles

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More resources
Apache DruidopenGaussSpaceTimeSplunk
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