♻️ Update relational model (#1472)

packages/database/prisma/migrations/20241228093234_update_relational_model/migration.sql

@@ -0,0 +1,139 @@
+-- Clean up polls
+DELETE FROM polls 
+WHERE user_id IS NOT NULL 
+AND NOT EXISTS (SELECT 1 FROM users u WHERE u.id = polls.user_id);
+
+-- Clean up participants
+DELETE FROM participants pa
+WHERE NOT EXISTS (
+  SELECT 1 FROM polls p 
+  WHERE p.id = pa.poll_id
+);
+
+DELETE FROM participants 
+WHERE user_id IS NOT NULL 
+AND NOT EXISTS (SELECT 1 FROM users u WHERE u.id = participants.user_id);
+
+-- Clean up options
+DELETE FROM options o
+WHERE NOT EXISTS (
+  SELECT 1 FROM polls p 
+  WHERE p.id = o.poll_id
+);
+
+-- Clean up votes
+DELETE FROM votes v
+WHERE NOT EXISTS (
+  SELECT 1 FROM polls p 
+  WHERE p.id = v.poll_id
+);
+
+DELETE FROM votes v
+WHERE NOT EXISTS (
+  SELECT 1 FROM participants p 
+  WHERE p.poll_id = v.poll_id
+  AND p.id = v.participant_id
+);
+
+DELETE FROM votes v
+WHERE NOT EXISTS (
+  SELECT 1 FROM options o 
+  WHERE o.poll_id = v.poll_id
+  AND o.id = v.option_id
+);
+
+-- Clean up comments
+DELETE FROM comments c
+WHERE NOT EXISTS (
+  SELECT 1 FROM polls p 
+  WHERE p.id = c.poll_id
+);
+
+DELETE FROM comments 
+WHERE user_id IS NOT NULL 
+AND NOT EXISTS (SELECT 1 FROM users u WHERE u.id = comments.user_id);
+
+-- Clean up watchers
+DELETE FROM watchers w
+WHERE NOT EXISTS (
+  SELECT 1 FROM polls p 
+  WHERE p.id = w.poll_id
+);
+
+DELETE FROM watchers 
+WHERE user_id IS NOT NULL 
+AND NOT EXISTS (SELECT 1 FROM users u WHERE u.id = watchers.user_id);
+
+-- Clean up events
+DELETE FROM events 
+WHERE user_id IS NOT NULL 
+AND NOT EXISTS (SELECT 1 FROM users u WHERE u.id = events.user_id);
+
+-- Handle subscription updates
+UPDATE users 
+SET subscription_id = NULL 
+WHERE subscription_id IS NOT NULL 
+AND NOT EXISTS (SELECT 1 FROM subscriptions s WHERE s.id = users.subscription_id);
+
+-- DropIndex
+DROP INDEX "accounts_user_id_idx";
+
+-- DropIndex
+DROP INDEX "comments_user_id_idx";
+
+-- DropIndex
+DROP INDEX "polls_guest_id_idx";
+
+-- DropIndex
+DROP INDEX "polls_user_id_idx";
+
+-- DropIndex
+DROP INDEX "watchers_user_id_idx";
+
+-- CreateIndex
+CREATE INDEX "polls_guest_id_idx" ON "polls"("guest_id");
+
+-- AddForeignKey
+ALTER TABLE "accounts" ADD CONSTRAINT "accounts_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "users" ADD CONSTRAINT "users_subscription_id_fkey" FOREIGN KEY ("subscription_id") REFERENCES "subscriptions"("id") ON DELETE SET NULL ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "polls" ADD CONSTRAINT "polls_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "polls" ADD CONSTRAINT "polls_event_id_fkey" FOREIGN KEY ("event_id") REFERENCES "events"("id") ON DELETE SET NULL ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "events" ADD CONSTRAINT "events_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "watchers" ADD CONSTRAINT "watchers_poll_id_fkey" FOREIGN KEY ("poll_id") REFERENCES "polls"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "watchers" ADD CONSTRAINT "watchers_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "participants" ADD CONSTRAINT "participants_poll_id_fkey" FOREIGN KEY ("poll_id") REFERENCES "polls"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "participants" ADD CONSTRAINT "participants_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE SET NULL ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "options" ADD CONSTRAINT "options_poll_id_fkey" FOREIGN KEY ("poll_id") REFERENCES "polls"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "votes" ADD CONSTRAINT "votes_participant_id_fkey" FOREIGN KEY ("participant_id") REFERENCES "participants"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "votes" ADD CONSTRAINT "votes_option_id_fkey" FOREIGN KEY ("option_id") REFERENCES "options"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "votes" ADD CONSTRAINT "votes_poll_id_fkey" FOREIGN KEY ("poll_id") REFERENCES "polls"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "comments" ADD CONSTRAINT "comments_poll_id_fkey" FOREIGN KEY ("poll_id") REFERENCES "polls"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "comments" ADD CONSTRAINT "comments_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;