connector { provider: .mysql, url: "mysql://localhost:3306/oct22", } server { bind: ("0.0.0.0", 5500), } enum Sex { male female } @action(.create | .update | .delete | .copy | .find) model User { @id @readonly @autoIncrement @db(.text) id: Int @db(.varChar(181)) name: String age: Int? @relation(fields: .id, references: .userId) posts: Post[] } model Post { @id @readonly @autoIncrement id: Int @std.db(.varChar(101)) name: String @foreignKey userId: Int @relation(fields: .userId, references: .id) user: User } dataset default { group User { record john { "name": "dd", "age": 5, "posts": [.] } } group Post { record a { "name": "Post 1", "user": .john } } }