|
gptkbp:instanceOf
|
research
|
|
gptkbp:conductedBy
|
gptkb:IBM
|
|
gptkbp:demonstrates
|
transaction management
cost-based query optimization
data independence
dynamic query compilation
locking for concurrency control
logging for recovery
practicality of relational databases
|
|
gptkbp:developedBy
|
gptkb:System_R_database
SQL
|
|
gptkbp:endDate
|
1982
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
IBM System R project
|
|
gptkbp:influenced
|
gptkb:Oracle_Database
gptkb:Ingres
gptkb:IBM_DB2
gptkb:IBM_SQL/DS
|
|
gptkbp:keyPerson
|
gptkb:Donald_D._Chamberlin
gptkb:Raymond_F._Boyce
gptkb:Jim_Gray
gptkb:Frank_King
gptkb:Morton_Astrahan
gptkb:Patricia_Selinger
|
|
gptkbp:legacy
|
foundation for modern RDBMS
|
|
gptkbp:location
|
gptkb:IBM_San_Jose_Research_Laboratory
|
|
gptkbp:notableFor
|
development of the first SQL implementation
influencing relational database systems
|
|
gptkbp:prototype
|
gptkb:System_R_database_system
|
|
gptkbp:publishedIn
|
gptkb:Access_Path_Selection_in_a_Relational_Database_Management_System_(1979)
gptkb:SEQUEL:_A_Structured_English_Query_Language_(1974)
gptkb:System_R:_Relational_Approach_to_Database_Management_(1976)
|
|
gptkbp:relatedTo
|
gptkb:Edgar_F._Codd
relational model
|
|
gptkbp:startYear
|
1974
|
|
gptkbp:bfsParent
|
gptkb:Vera_Watson
|
|
gptkbp:bfsLayer
|
5
|