Prisma.md

[[Typescript]] [[Database]] [[NextJS]] [[SQL]] [[drizzle]]

npm install prisma
npx prisma init --datasource-provider sqlite
npx prisma migrate dev

shema.prima

generator client {
  provider = "prisma-client-js"
}

datasource db {
  provider = "sqlite"
  url      = "file:./dev.db"
}

model Account {
  id                String  @id @default(cuid())
  userId            String
  type              String
  provider          String
  providerAccountId String
  refresh_token     String?
  access_token      String?
  expires_at        Int?
  token_type        String?
  scope             String?
  id_token          String?
  session_state     String?

  user User @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([provider, providerAccountId])
}

model Session {
  id           String   @id @default(cuid())
  sessionToken String   @unique
  userId       String
  expires      DateTime
  user         User     @relation(fields: [userId], references: [id], onDelete: Cascade)
}

model User {
  id            String    @id @default(cuid())
  name          String?
  email         String?   @unique
  emailVerified DateTime?
  image         String?
  accounts      Account[]
  sessions      Session[]
  Post          Post[]
  Comment       Comment[]
}

model VerificationToken {
  identifier String
  token      String   @unique
  expires    DateTime

  @@unique([identifier, token])
}

model Topic {
  id          String @id @default(cuid())
  slug        String @unique
  description String
  posts       Post[]

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
}

model Post {
  id      String @id @default(cuid())
  title   String
  content String
  userId  String
  topicId String

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  user     User      @relation(fields: [userId], references: [id], onDelete: Cascade)
  topic    Topic     @relation(fields: [topicId], references: [id])
  comments Comment[]
}

model Comment {
  id       String  @id @default(cuid())
  content  String
  postId   String
  userId   String
  parentId String?

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  parent   Comment?  @relation("Comments", fields: [parentId], references: [id], onDelete: Cascade)
  post     Post      @relation(fields: [postId], references: [id], onDelete: Cascade)
  user     User      @relation(fields: [userId], references: [id], onDelete: Cascade)
  children Comment[] @relation("Comments")
}