Added Cascade constraint on userid

prisma/migrations/20230201083340_cascade_user_id/migration.sql

@@ -0,0 +1,17 @@
+-- DropForeignKey
+ALTER TABLE `Category` DROP FOREIGN KEY `Category_user_id_fkey`;
+
+-- DropForeignKey
+ALTER TABLE `Snippet` DROP FOREIGN KEY `Snippet_user_id_fkey`;
+
+-- DropForeignKey
+ALTER TABLE `Tag` DROP FOREIGN KEY `Tag_user_id_fkey`;
+
+-- AddForeignKey
+ALTER TABLE `Snippet` ADD CONSTRAINT `Snippet_user_id_fkey` FOREIGN KEY (`user_id`) REFERENCES `User`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `Category` ADD CONSTRAINT `Category_user_id_fkey` FOREIGN KEY (`user_id`) REFERENCES `User`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `Tag` ADD CONSTRAINT `Tag_user_id_fkey` FOREIGN KEY (`user_id`) REFERENCES `User`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

prisma/schema.prisma

@@ -28,7 +28,7 @@ model Snippet {
   updated_at DateTime @updatedAt
 
   user_id     Int
-  user        User          @relation(fields: [user_id], references: [id])
+  user        User          @relation(fields: [user_id], references: [id], onDelete: Cascade, onUpdate: Cascade)
   category_id Int
   category    Category      @relation(fields: [category_id], references: [id])
   language_id Int
@@ -40,7 +40,7 @@ model Category {
   id      Int       @id @default(autoincrement())
   name    String
   user_id Int
-  user    User      @relation(fields: [user_id], references: [id])
+  user    User      @relation(fields: [user_id], references: [id], onDelete: Cascade, onUpdate: Cascade)
   Snippet Snippet[]
 }
 
@@ -63,6 +63,6 @@ model Tag {
   id          Int           @id @default(autoincrement())
   name        String
   user_id     Int
-  user        User          @relation(fields: [user_id], references: [id])
+  user        User          @relation(fields: [user_id], references: [id], onDelete: Cascade, onUpdate: Cascade)
   Snippet_tag Snippet_tag[]
 }