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DBMS > Blueflood vs. IBM Db2 warehouse vs. Memcached vs. ObjectBox vs. SQLite

System Properties Comparison Blueflood vs. IBM Db2 warehouse vs. Memcached vs. ObjectBox vs. SQLite

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonMemcached  Xexclude from comparisonObjectBox  Xexclude from comparisonSQLite  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraCloud-based data warehousing serviceIn-memory key-value store, originally intended for cachingExtremely fast embedded database for small devices, IoT and MobileWidely used embeddable, in-process RDBMS
Primary database modelTime Series DBMSRelational DBMSKey-value storeObject oriented DBMSRelational DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#346  Overall
#33  Time Series DBMS
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score18.08
Rank#32  Overall
#4  Key-value stores
Score1.29
Rank#166  Overall
#5  Object oriented DBMS
Score111.41
Rank#10  Overall
#7  Relational DBMS
Websiteblueflood.iowww.ibm.com/­products/­db2/­warehousewww.memcached.orgobjectbox.iowww.sqlite.org
Technical documentationgithub.com/­rax-maas/­blueflood/­wikigithub.com/­memcached/­memcached/­wikidocs.objectbox.iowww.sqlite.org/­docs.html
DeveloperRackspaceIBMDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalObjectBox LimitedDwayne Richard Hipp
Initial release20132014200320172000
Current release1.6.27, May 20243.46.0  (23 May 2024), May 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Source infoBSD licenseOpen Source infoApache License 2.0Open Source infoPublic Domain
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCC and C++C
Server operating systemsLinux
OS X
hostedFreeBSD
Linux
OS X
Unix
Windows
Android
iOS
Linux
macOS
Windows
server-less
Data schemepredefined schemeyesschema-freeyesyes infodynamic column types
Typing infopredefined data types such as float or dateyesyesnoyesyes infonot rigid because of 'dynamic typing' concept.
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.nono infoImport/export of XML data possiblenono
Secondary indexesnoyesnoyesyes
SQL infoSupport of SQLnoyesnonoyes infoSQL-92 is not fully supported
APIs and other access methodsHTTP REST.NET Client API
JDBC
ODBC
OLE DB
Proprietary protocolProprietary native APIADO.NET infoinofficial driver
JDBC infoinofficial driver
ODBC infoinofficial driver
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
C++
Dart
Go
Java
JavaScript infoplanned (as of Jan 2019)
Kotlin
Python infoplanned (as of Jan 2019)
Swift
Actionscript
Ada
Basic
C
C#
C++
D
Delphi
Forth
Fortran
Haskell
Java
JavaScript
Lisp
Lua
MatLab
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
R
Ruby
Scala
Scheme
Smalltalk
Tcl
Server-side scripts infoStored proceduresnoPL/SQL, SQL PLnonono
Triggersnoyesnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraShardingnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandrayesnone infoRepcached, a Memcached patch, provides this functionallityonline/offline synchronization between client and servernone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes infovia file-system locks
Durability infoSupport for making data persistentyesyesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnoyes
User concepts infoAccess controlnofine grained access rights according to SQL-standardyes infousing SASL (Simple Authentication and Security Layer) protocolyesno
More information provided by the system vendor
BluefloodIBM Db2 warehouse infoformerly named IBM dashDBMemcachedObjectBoxSQLite
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