|
gptkbp:instanceOf
|
relational database management system
|
|
gptkbp:basedOn
|
relational model
|
|
gptkbp:category
|
IBM software
relational database management systems
|
|
gptkbp:constructionStartYear
|
1974
|
|
gptkbp:demonstrates
|
relational database concepts
|
|
gptkbp:developedBy
|
gptkb:IBM
gptkb:IBM_San_Jose_Research_Laboratory
|
|
gptkbp:developmentEndYear
|
1979
|
|
gptkbp:firstPrototype
|
gptkb:IBM_DB2
gptkb:IBM_SQL/DS
|
|
gptkbp:firstReleased
|
1977
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
IBM System R
|
|
gptkbp:influenced
|
gptkb:Oracle_Database
gptkb:Ingres
gptkb:PostgreSQL
gptkb:Sybase
gptkb:IBM_DB2
SQL
|
|
gptkbp:language
|
gptkb:System_R_Query_Language_(SEQUEL)
SQL
|
|
gptkbp:latestReleaseVersion
|
1979
|
|
gptkbp:location
|
gptkb:San_Jose,_California
|
|
gptkbp:notableFor
|
first implementation of SQL
proving feasibility of relational databases
|
|
gptkbp:notableProject
|
gptkb:Irving_L._Traiger
gptkb:Donald_D._Chamberlin
gptkb:Raymond_F._Boyce
gptkb:Frank_King
gptkb:Morton_Astrahan
gptkb:Patricia_Selinger
|
|
gptkbp:operatingSystem
|
gptkb:VM/CMS
gptkb:MVS
|
|
gptkbp:purpose
|
gptkb:technology
research
prototyping
|
|
gptkbp:relatedTo
|
gptkb:Edgar_F._Codd
gptkb:relational_calculus
relational algebra
|
|
gptkbp:status
|
discontinued
|
|
gptkbp:bfsParent
|
gptkb:IBM_SQL/DS
gptkb:Morton_Astrahan
|
|
gptkbp:bfsLayer
|
7
|