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DBMS > Blueflood vs. Drizzle vs. OushuDB vs. STSdb

System Properties Comparison Blueflood vs. Drizzle vs. OushuDB vs. STSdb

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Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonDrizzle  Xexclude from comparisonOushuDB  Xexclude from comparisonSTSdb  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
DescriptionScalable TimeSeries DBMS based on CassandraMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.A data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learningKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelTime Series DBMSRelational DBMSRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#346  Overall
#33  Time Series DBMS
Score0.10
Rank#355  Overall
#154  Relational DBMS
Score0.10
Rank#357  Overall
#51  Key-value stores
Websiteblueflood.iowww.oushu.com/­product/­oushuDBgithub.com/­STSSoft/­STSdb4
Technical documentationgithub.com/­rax-maas/­blueflood/­wikiwww.oushu.com/­documentation
DeveloperRackspaceDrizzle project, originally started by Brian AkerOushuSTS Soft SC
Initial release201320082011
Current release7.2.4, September 20124.0.1, August 20204.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoGNU GPLcommercialOpen Source infoGPLv2, commercial license 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#
Server operating systemsLinux
OS X
FreeBSD
Linux
OS X
LinuxWindows
Data schemepredefined schemeyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes infoprimitive types and user defined types (classes)
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.no
Secondary indexesnoyesyesno
SQL infoSupport of SQLnoyes infowith proprietary extensionsFull-featured ANSI SQL supportno
APIs and other access methodsHTTP RESTJDBCJDBC
ODBC
.NET Client API
Supported programming languagesC
C++
Java
PHP
C
C++
C#
Java
Server-side scripts infoStored proceduresnonoyesno
Triggersnono infohooks for callbacks inside the server can be used.yesno
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraShardingyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraMulti-source replication
Source-replica replication
none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDno
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.no
User concepts infoAccess controlnoPluggable authentication mechanisms infoe.g. LDAP, HTTPKerberos, SSL and role based accessno

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BluefloodDrizzleOushuDBSTSdb
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