|
gptkbp:instanceOf
|
relational database management system
|
|
gptkbp:constructionStartYear
|
1974
|
|
gptkbp:countryOfOrigin
|
gptkb:IBM_San_Jose_Research_Laboratory
|
|
gptkbp:developedBy
|
gptkb:IBM
|
|
gptkbp:developmentEndYear
|
1979
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
System R
|
|
gptkbp:influenced
|
gptkb:Oracle_Database
gptkb:IBM_DB2
SQL
|
|
gptkbp:notableFeature
|
transaction management
data independence
query optimization
system catalog
implementation of relational model
introduction of SQL
|
|
gptkbp:notableProject
|
gptkb:Donald_D._Chamberlin
gptkb:Raymond_F._Boyce
|
|
gptkbp:operatingSystem
|
gptkb:IBM_System/370
|
|
gptkbp:predecessor
|
relational model
|
|
gptkbp:programmingLanguage
|
gptkb:Assembly_language
gptkb:PL/I
|
|
gptkbp:purpose
|
demonstrate feasibility of relational databases
evaluate performance of relational model
develop a prototype relational DBMS
|
|
gptkbp:relatedTo
|
gptkb:Edgar_F._Codd
gptkb:SEQUEL_(Structured_English_Query_Language)
|
|
gptkbp:status
|
discontinued
|
|
gptkbp:successor
|
gptkb:IBM_DB2
|
|
gptkbp:bfsParent
|
gptkb:Postgres
|
|
gptkbp:bfsLayer
|
5
|