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

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

Editorial information provided by DB-Engines
NameBangdb  Xexclude from comparisonBlueflood  Xexclude from comparisonCoveo  Xexclude from comparisonH2GIS  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 CassandraAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentSpatial extension of H2Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelDocument store
Graph DBMS
Time Series DBMS
Time Series DBMSSearch engineSpatial DBMSGraph 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
Score2.11
Rank#118  Overall
#11  Search engines
Score0.08
Rank#368  Overall
#7  Spatial DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Websitebangdb.comblueflood.iowww.coveo.comwww.h2gis.orgterminusdb.com
Technical documentationdocs.bangdb.comgithub.com/­rax-maas/­blueflood/­wikidocs.coveo.comwww.h2gis.org/­docs/­hometerminusdb.github.io/­terminusdb/­#
DeveloperSachin Sinha, BangDBRackspaceCoveoCNRSDataChemist Ltd.
Initial release20122013201220132018
Current releaseBangDB 2.0, October 202111.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoBSD 3Open Source infoApache 2.0commercialOpen Source infoLGPL 3.0Open Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC, C++JavaJavaProlog, Rust
Server operating systemsLinuxLinux
OS X
hostedLinux
Data schemeschema-freepredefined schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesyes
Typing infopredefined data types such as float or dateyes: string, long, double, int, geospatial, stream, eventsyesyesyesyes
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.nonononono
Secondary indexesyes infosecondary, composite, nested, reverse, geospatialnoyesyes
SQL infoSupport of SQLSQL like support with command line toolnonoyesSQL-like query language (WOQL)
APIs and other access methodsProprietary protocol
RESTful HTTP API
HTTP RESTRESTful HTTP APIOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesC
C#
C++
Java
Python
C#
Java
JavaScript
Python
JavaJavaScript
Python
Server-side scripts infoStored proceduresnononoyes infobased on H2yes
Triggersyes, Notifications (with Streaming only)noyesyesyes
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 CassandrayesnoneGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor, Knob for CAP (enterprise version only)selectable replication factor infobased on Cassandrayesyes infobased on H2Journaling 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 ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoyesACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, optimistic concurrency controlyesyesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyes, implements WAL (Write ahead log) as wellyesyesyesyes 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)nogranular access controls, API key management, content filtersyes infobased on H2Role-based access control

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More resources
BangdbBluefloodCoveoH2GISTerminusDB infoformer name was DataChemist
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