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DBMS > Blueflood vs. FeatureBase vs. OpenMLDB

System Properties Comparison Blueflood vs. FeatureBase vs. OpenMLDB

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Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonFeatureBase  Xexclude from comparisonOpenMLDB  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraReal-time database platform that powers real-time analytics and machine learning applications by simultaneously executing low-latency, high-throughput, and highly concurrent workloads.An open-source machine learning database that provides a feature platform for training and inference
Primary database modelTime Series DBMSRelational DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#353  Overall
#34  Time Series DBMS
Score0.22
Rank#309  Overall
#139  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Websiteblueflood.iowww.featurebase.comopenmldb.ai
Technical documentationgithub.com/­rax-maas/­blueflood/­wikidocs.featurebase.comopenmldb.ai/­docs/­zh/­main
DeveloperRackspaceMolecula and Pilosa Open Source Contributors4 Paradigm Inc.
Initial release201320172020
Current release2022, May 20222024-2 February 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaGoC++, Java, Scala
Server operating systemsLinux
OS X
Linux
macOS
Linux
Data schemepredefined schemeyesFixed schema
Typing infopredefined data types such as float or dateyesyesyes
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
Secondary indexesnonoyes
SQL infoSupport of SQLnoSQL queriesyes
APIs and other access methodsHTTP RESTgRPC
JDBC
Kafka Connector
ODBC
JDBC
SQLAlchemy
Supported programming languagesJava
Python
C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresnono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandrayesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyesno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes, using Linux fsyncyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlnofine grained access rights according to SQL-standard

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More resources
BluefloodFeatureBaseOpenMLDB
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