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DBMS > Bangdb vs. Blueflood vs. H2GIS vs. Memcached vs. TerminusDB

System Properties Comparison Bangdb vs. Blueflood vs. H2GIS vs. Memcached vs. TerminusDB

Editorial information provided by DB-Engines
NameBangdb  Xexclude from comparisonBlueflood  Xexclude from comparisonH2GIS  Xexclude from comparisonMemcached  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionConverged and high performance database for device data, events, time series, document and graphScalable TimeSeries DBMS based on CassandraSpatial extension of H2In-memory key-value store, originally intended for cachingScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelDocument store
Graph DBMS
Time Series DBMS
Time Series DBMSSpatial DBMSKey-value storeGraph DBMS
Secondary database modelsSpatial DBMSRelational DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.16
Rank#338  Overall
#47  Document stores
#32  Graph DBMS
#31  Time Series DBMS
Score0.13
Rank#346  Overall
#33  Time Series DBMS
Score0.08
Rank#368  Overall
#7  Spatial DBMS
Score18.08
Rank#32  Overall
#4  Key-value stores
Score0.23
Rank#316  Overall
#27  Graph DBMS
Websitebangdb.comblueflood.iowww.h2gis.orgwww.memcached.orgterminusdb.com
Technical documentationdocs.bangdb.comgithub.com/­rax-maas/­blueflood/­wikiwww.h2gis.org/­docs/­homegithub.com/­memcached/­memcached/­wikiterminusdb.github.io/­terminusdb/­#
DeveloperSachin Sinha, BangDBRackspaceCNRSDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalDataChemist Ltd.
Initial release20122013201320032018
Current releaseBangDB 2.0, October 20211.6.27, May 202411.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoBSD 3Open Source infoApache 2.0Open Source infoLGPL 3.0Open Source infoBSD licenseOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC, C++JavaJavaCProlog, Rust
Server operating systemsLinuxLinux
OS X
FreeBSD
Linux
OS X
Unix
Windows
Linux
Data schemeschema-freepredefined schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyes: string, long, double, int, geospatial, stream, eventsyesyesnoyes
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.nononono
Secondary indexesyes infosecondary, composite, nested, reverse, geospatialnoyesno
SQL infoSupport of SQLSQL like support with command line toolnoyesnoSQL-like query language (WOQL)
APIs and other access methodsProprietary protocol
RESTful HTTP API
HTTP RESTProprietary protocolOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesC
C#
C++
Java
Python
Java.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
JavaScript
Python
Server-side scripts infoStored proceduresnonoyes infobased on H2noyes
Triggersyes, Notifications (with Streaming only)noyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding (enterprise version only). P2P based virtual network overlay with consistent hashing and chord algorithmSharding infobased on CassandranonenoneGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor, Knob for CAP (enterprise version only)selectable replication factor infobased on Cassandrayes infobased on H2none infoRepcached, a Memcached patch, provides this functionallityJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable consistency, set CAP knob accordinglyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integritynonoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayes, optimistic concurrency controlyesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyes, implements WAL (Write ahead log) as wellyesyesnoyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes, run db with in-memory only modenoyes
User concepts infoAccess controlyes (enterprise version only)noyes infobased on H2yes infousing SASL (Simple Authentication and Security Layer) protocolRole-based access control

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More resources
BangdbBluefloodH2GISMemcachedTerminusDB infoformer name was DataChemist
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