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DBMS > H2GIS vs. Memcached vs. Valentina Server

System Properties Comparison H2GIS vs. Memcached vs. Valentina Server

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonMemcached  Xexclude from comparisonValentina Server  Xexclude from comparison
DescriptionSpatial extension of H2In-memory key-value store, originally intended for cachingObject-relational database and reports server
Primary database modelSpatial DBMSKey-value storeRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#372  Overall
#7  Spatial DBMS
Score20.74
Rank#32  Overall
#4  Key-value stores
Score0.18
Rank#329  Overall
#144  Relational DBMS
Websitewww.h2gis.orgwww.memcached.orgwww.valentina-db.net
Technical documentationwww.h2gis.org/­docs/­homegithub.com/­memcached/­memcached/­wikivalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
DeveloperCNRSDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalParadigma Software
Initial release201320031999
Current release1.6.25, March 20245.7.5
License infoCommercial or Open SourceOpen Source infoLGPL 3.0Open Source infoBSD licensecommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Linux
OS X
Windows
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes
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.no
Secondary indexesyesnoyes
SQL infoSupport of SQLyesnoyes
APIs and other access methodsProprietary protocolODBC
Supported programming languagesJava.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresyes infobased on H2noyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2none infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlyes infobased on H2yes infousing SASL (Simple Authentication and Security Layer) protocolfine grained access rights according to SQL-standard

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More resources
H2GISMemcachedValentina Server
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