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DBMS > GBase vs. MemSQL vs. Postgres-XL

System Properties Comparison GBase vs. MemSQL vs. Postgres-XL

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Editorial information provided by DB-Engines
NameGBase  Xexclude from comparisonMemSQL  Xexclude from comparisonPostgres-XL  Xexclude from comparison
DescriptionAn analytical database for business intelligence with large customers in China.MySQL wire-compliant distributed RDBMS that combines an in-memory row-oriented and a disc-based column-oriented storageBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelRelational DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.89
Rank#171  Overall
#82  Relational DBMS
Score5.29
Rank#66  Overall
#35  Relational DBMS
Score0.53
Rank#215  Overall
#103  Relational DBMS
Websitewww.gbase8a.comwww.memsql.comwww.postgres-xl.org
Technical documentationdocs.memsql.comwww.postgres-xl.org/­documentation
DeveloperMemSQL Inc.
Initial release20132014 infosince 2012, originally named StormDB
Current releaseGBase 8a7.1.4, July 202010 R1, October 2018
License infoCommercial or Open Sourcecommercialcommercial infofree developer edition availableOpen Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C
Server operating systemsLinux info64 bit version requiredLinux
macOS
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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 indexesyesyes
SQL infoSupport of SQLyes, but no triggers and foreign keysyes infodistributed, parallel query execution
APIs and other access methodsJDBC
ODBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesBash
C
C#
Java
JavaScript (Node.js)
Python
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresyesuser defined functions
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency only within each nodeImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoOnly isolation level: READ COMMITEDACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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GBaseMemSQLPostgres-XL
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