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DBMS > Blueflood vs. H2GIS vs. LMDB vs. PostgreSQL vs. TinkerGraph

System Properties Comparison Blueflood vs. H2GIS vs. LMDB vs. PostgreSQL vs. TinkerGraph

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonH2GIS  Xexclude from comparisonLMDB  Xexclude from comparisonPostgreSQL  Xexclude from comparisonTinkerGraph  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraSpatial extension of H2A high performant, light-weight, embedded key-value database libraryWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLA lightweight, in-memory graph engine that serves as a reference implementation of the TinkerPop3 API
Primary database modelTime Series DBMSSpatial DBMSKey-value storeRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Graph DBMS
Secondary database modelsRelational DBMSDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#320  Overall
#29  Time Series DBMS
Score0.04
Rank#324  Overall
#4  Spatial DBMS
Score2.25
Rank#115  Overall
#21  Key-value stores
Score606.56
Rank#4  Overall
#4  Relational DBMS
Score0.12
Rank#306  Overall
#29  Graph DBMS
Websiteblueflood.iowww.h2gis.orgwww.symas.com/­symas-embedded-database-lmdbwww.postgresql.orgtinkerpop.apache.org/­docs/­current/­reference/­#tinkergraph-gremlin
Technical documentationgithub.com/­rackerlabs/­blueflood/­wikiwww.h2gis.org/­docs/­homewww.postgresql.org/­docs
DeveloperRackspaceCNRSSymasPostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release2013201320111989 info1989: Postgres, 1996: PostgreSQL2009
Current release0.9.29, March 202114.1, November 2021
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoLGPL 3.0Open SourceOpen Source infoBSDOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaCCJava
Server operating systemsLinux
OS X
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemepredefined schemeyesschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesyesyes
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.nononoyes infospecific XML-type available, but no XML query functionality.no
Secondary indexesnoyesnoyesno
SQL infoSupport of SQLnoyesnoyes infostandard with numerous extensionsno
APIs and other access methodsHTTP RESTADO.NET
JDBC
native C library
ODBC
streaming API for large objects
TinkerPop 3
Supported programming languagesJavaC.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Groovy
Java
Server-side scripts infoStored proceduresnoyes infobased on H2nouser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.no
Triggersnoyesnoyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranonenonepartitioning by range, list and (since PostgreSQL 11) by hashnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandrayes infobased on H2noneSource-replica replication infoother methods possible by using 3rd party extensionsnone
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 ConsistencyImmediate Consistencynone
Foreign keys infoReferential integritynoyesnoyesyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyesno
Durability infoSupport for making data persistentyesyesyesyesoptional
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesnoyes
User concepts infoAccess controlnoyes infobased on H2nofine grained access rights according to SQL-standardno

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More resources
BluefloodH2GISLMDBPostgreSQLTinkerGraph
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