522 B
522 B
PairGoth model
Entity Relationship Diagram
erDiagram
%% entities
Tournament {
name
shortName
startDate
endDate
location
isOnline
}
Round {
number
}
Game {
black
white
result
}
Player {
lastname
firstname
country
club
}
Ladder {
name
lastUpdated
}
%% relationships
Tournament ||--|{ Round
Round ||--|{ Game
Game |}--|| Player : black
Game |}--|| Player : white
Player }o--o{ Ladder : rating