@startuml class package{ id: generated, name string } class version { id: generated, label: string, package_id } package "1" -- "*" version class developer{ id: generated email: string, name: string } class author { package_id, developer_id } class maintainer { package_id, developer_id } class source { id: generated, name: string } version "*" -- "*" source: found in developer "0..*" -- "0..*" author version "0..*" -- "0..*" author developer "0..*" -- "0..*" maintainer version "0..*" -- "0..*" maintainer @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art