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DBMS > DataFS vs. H2GIS vs. LevelDB vs. STSdb

System Properties Comparison DataFS vs. H2GIS vs. LevelDB vs. STSdb

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Editorial information provided by DB-Engines
NameDataFS  Xexclude from comparisonH2GIS  Xexclude from comparisonLevelDB  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionAll data is stored inside objects which are linked by so-called link attributes. Objects consist of classes which can be extended and de-extended at runtime. Graphs can be defined with a struct.Spatial extension of H2Embeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelObject oriented DBMSSpatial DBMSKey-value storeKey-value store
Secondary database modelsGraph DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.09
Rank#360  Overall
#18  Object oriented DBMS
Score0.08
Rank#368  Overall
#7  Spatial DBMS
Score2.25
Rank#115  Overall
#19  Key-value stores
Score0.10
Rank#357  Overall
#51  Key-value stores
Websitenewdatabase.comwww.h2gis.orggithub.com/­google/­leveldbgithub.com/­STSSoft/­STSdb4
Technical documentationdev.mobiland.com/­Overview.xspwww.h2gis.org/­docs/­homegithub.com/­google/­leveldb/­blob/­main/­doc/­index.md
DeveloperMobiland AGCNRSGoogleSTS Soft SC
Initial release2018201320112011
Current release1.1.263, October 20221.23, February 20214.0.8, September 2015
License infoCommercial or Open SourcecommercialOpen Source infoLGPL 3.0Open Source infoBSDOpen 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 systemsWindowsIllumos
Linux
OS X
Windows
Windows
Data schemeClasses, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)yesschema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes 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.nonono
Secondary indexesnoyesnono
SQL infoSupport of SQLnoyesnono
APIs and other access methods.NET Client API
Proprietary client DLL
WinRT client
.NET Client API
Supported programming languages.Net
C
C#
C++
VB.Net
JavaC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C#
Java
Server-side scripts infoStored proceduresyes infobased on H2nono
Triggersno, except callback-events from server when changes happenedyesnono
Partitioning methods infoMethods for storing different data on different nodesProprietary Sharding systemnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2nonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnono
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes infowith automatic compression on writesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlWindows-Profileyes infobased on H2nono

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More resources
DataFSH2GISLevelDBSTSdb
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