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DBMS > Blueflood vs. BoltDB vs. Coveo vs. Drizzle

System Properties Comparison Blueflood vs. BoltDB vs. Coveo vs. Drizzle

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Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonBoltDB  Xexclude from comparisonCoveo  Xexclude from comparisonDrizzle  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 CassandraAn embedded key-value store for Go.AI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.
Primary database modelTime Series DBMSKey-value storeSearch engineRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#352  Overall
#36  Time Series DBMS
Score0.70
Rank#225  Overall
#31  Key-value stores
Score2.14
Rank#116  Overall
#11  Search engines
Websiteblueflood.iogithub.com/­boltdb/­boltwww.coveo.com
Technical documentationgithub.com/­rax-maas/­blueflood/­wikidocs.coveo.com
DeveloperRackspaceCoveoDrizzle project, originally started by Brian Aker
Initial release2013201320122008
Current release7.2.4, September 2012
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoMIT LicensecommercialOpen Source infoGNU GPL
Cloud-based only infoOnly available as a cloud servicenonoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaGoC++
Server operating systemsLinux
OS X
BSD
Linux
OS X
Solaris
Windows
hostedFreeBSD
Linux
OS X
Data schemepredefined schemeschema-freehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyes
Typing infopredefined data types such as float or dateyesnoyesyes
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 indexesnonoyesyes
SQL infoSupport of SQLnononoyes infowith proprietary extensions
APIs and other access methodsHTTP RESTRESTful HTTP APIJDBC
Supported programming languagesGoC#
Java
JavaScript
Python
C
C++
Java
PHP
Server-side scripts infoStored proceduresnononono
Triggersnonoyesno infohooks for callbacks inside the server can be used.
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandranoneyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandranoneyesMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
noneImmediate Consistency
Foreign keys infoReferential integritynonoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyesyesACID
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.nono
User concepts infoAccess controlnonogranular access controls, API key management, content filtersPluggable authentication mechanisms infoe.g. LDAP, HTTP

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BluefloodBoltDBCoveoDrizzle
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