論理データモデル
2022/3/26 14:56:00
@startuml
entity outline {
ulid
text
created_at_timestamp_ms
edited_at_timestamp_ms
first_outline_relation
}
entity outline_relation {
ulid
parent_outline_ulid
child_outline_ulid
next_outline_relation
}
entity home_outline {
outline_ulid
}
outline }-- outline_relation
outline ||--home_outline
@enduml
@startuml
entity outline as "outline\nアウトライン" {
ulid
text
created_at_timestamp_ms
edited_at_timestamp_ms
}
entity outline_relation as "relation\n関係" {
ulid
parent_outline_ulid
child_outline_ulid
}
entity home_outline as "home outline\nホームアウトライン" {
outline_ulid
}
outline }-- outline_relation
outline ||--home_outline
@enduml
引用元:https://ja.wikipedia.org/wiki/実体関連モデル#概要 2022年3月26日