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DBMS > Apache Doris vs. OpenMLDB vs. RRDtool vs. Transwarp KunDB

System Properties Comparison Apache Doris vs. OpenMLDB vs. RRDtool vs. Transwarp KunDB

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Editorial information provided by DB-Engines
NameApache Doris  Xexclude from comparisonOpenMLDB  Xexclude from comparisonRRDtool  Xexclude from comparisonTranswarp KunDB  Xexclude from comparison
DescriptionAn MPP-based analytics DBMS embracing the MySQL protocolAn open-source machine learning database that provides a feature platform for training and inferenceIndustry standard data logging and graphing tool for time series data. RRD is an acronym for round-robin database. infoThe data is stored in a circular buffer, thus the system storage footprint remains constant over time.OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database modelRelational DBMSTime Series DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.60
Rank#247  Overall
#113  Relational DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score1.90
Rank#132  Overall
#11  Time Series DBMS
Score0.14
Rank#341  Overall
#149  Relational DBMS
Websitedoris.apache.org
github.com/­apache/­doris
openmldb.aioss.oetiker.ch/­rrdtoolwww.transwarp.cn/­en/­product/­kundb
Technical documentationgithub.com/­apache/­doris/­wikiopenmldb.ai/­docs/­zh/­mainoss.oetiker.ch/­rrdtool/­doc
DeveloperApache Software Foundation, originally contributed from Baidu4 Paradigm Inc.Tobias OetikerTranswarp
Initial release201720201999
Current release1.2.2, February 20232024-2 February 20241.8.0, 2022
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open SourceOpen Source infoGPL V2 and FLOSScommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++, Java, ScalaC infoImplementations in Java (e.g. RRD4J) and C# available
Server operating systemsLinuxLinuxHP-UX
Linux
Data schemeyesFixed schemayesyes
Typing infopredefined data types such as float or dateyesyesNumeric data onlyyes
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.nonono infoExporting into and restoring from XML files possible
Secondary indexesyesyesnoyes
SQL infoSupport of SQLyesyesnoyes
APIs and other access methodsJDBC
MySQL client
JDBC
SQLAlchemy
in-process shared library
Pipes
Supported programming languagesJavaC++
Go
Java
Python
Scala
C infowith librrd library
C# infowith a different implementation of RRDTool
Java infowith a different implementation of RRDTool
JavaScript (Node.js) infowith a different implementation of RRDTool
Lua
Perl
PHP infowith a wrapper library
Python
Ruby
Server-side scripts infoStored proceduresuser defined functionsnonoyes
Triggersnononoyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioninghorizontal partitioningnonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoby using the rrdcached daemonyes
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.noyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardnoyes

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More resources
Apache DorisOpenMLDBRRDtoolTranswarp KunDB
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