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DBMS > AgensGraph vs. Postgres-XL vs. STSdb

System Properties Comparison AgensGraph vs. Postgres-XL vs. STSdb

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Editorial information provided by DB-Engines
NameAgensGraph  Xexclude from comparisonPostgres-XL  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionMulti-model database supporting relational and graph data models and built upon PostgreSQLBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelGraph DBMS
Relational DBMS
Relational DBMSKey-value store
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.07
Rank#320  Overall
#31  Graph DBMS
#134  Relational DBMS
Score0.59
Rank#218  Overall
#107  Relational DBMS
Score0.11
Rank#304  Overall
#51  Key-value stores
Websitebitnine.netwww.postgres-xl.orggithub.com/­STSSoft/­STSdb4
Technical documentationbitnine.net/­documentationwww.postgres-xl.org/­documentation
DeveloperBitnine Global Inc.STS Soft SC
Initial release20162014 infosince 2012, originally named StormDB2011
Current release2.1, December 201810 R1, October 20184.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open Source infoMozilla public licenseOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCCC#
Server operating systemsLinux
OS X
Windows
Linux
macOS
Windows
Data schemedepending on used data modelyesyes
Typing infopredefined data types such as float or dateyesyesyes 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.noyes infoXML type, but no XML query functionality
Secondary indexesyesyesno
SQL infoSupport of SQLyesyes infodistributed, parallel query executionno
APIs and other access methodsCypher Query Language
JDBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
.NET Client API
Supported programming languagesC
Java
JavaScript
Python
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C#
Java
Server-side scripts infoStored proceduresyesuser defined functionsno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesno, but can be realized using table inheritancehorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoMVCCno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardno

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More resources
AgensGraphPostgres-XLSTSdb
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