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online-energieausweis/prisma/migrations/20250429151551_conversations/migration.sql
Moritz Utcke c0c22453f1 Datenbank
2025-04-29 12:20:21 -03:00

57 lines
2.1 KiB
SQL

/*
Warnings:
- You are about to drop the column `created_at` on the `Message` table. All the data in the column will be lost.
- You are about to drop the column `updated_at` on the `Message` table. All the data in the column will be lost.
- You are about to drop the `_recipients` table. If the table is not empty, all the data it contains will be lost.
- Added the required column `conversation_id` to the `Message` table without a default value. This is not possible if the table is not empty.
*/
-- DropForeignKey
ALTER TABLE "_recipients" DROP CONSTRAINT "_recipients_A_fkey";
-- DropForeignKey
ALTER TABLE "_recipients" DROP CONSTRAINT "_recipients_B_fkey";
-- AlterTable
ALTER TABLE "Message" DROP COLUMN "created_at",
DROP COLUMN "updated_at",
ADD COLUMN "conversation_id" TEXT NOT NULL,
ADD COLUMN "sentAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP;
-- DropTable
DROP TABLE "_recipients";
-- CreateTable
CREATE TABLE "Conversation" (
"id" TEXT NOT NULL,
"name" TEXT,
"createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
"updatedAt" TIMESTAMP(3) NOT NULL
);
-- CreateTable
CREATE TABLE "Participant" (
"id" TEXT NOT NULL,
"benutzer_id" TEXT NOT NULL,
"conversation_id" TEXT NOT NULL,
"joined_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT "Participant_pkey" PRIMARY KEY ("id")
);
-- CreateIndex
CREATE UNIQUE INDEX "Conversation_id_key" ON "Conversation"("id");
-- CreateIndex
CREATE UNIQUE INDEX "Participant_benutzer_id_conversation_id_key" ON "Participant"("benutzer_id", "conversation_id");
-- AddForeignKey
ALTER TABLE "Message" ADD CONSTRAINT "Message_conversation_id_fkey" FOREIGN KEY ("conversation_id") REFERENCES "Conversation"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "Participant" ADD CONSTRAINT "Participant_benutzer_id_fkey" FOREIGN KEY ("benutzer_id") REFERENCES "benutzer"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "Participant" ADD CONSTRAINT "Participant_conversation_id_fkey" FOREIGN KEY ("conversation_id") REFERENCES "Conversation"("id") ON DELETE RESTRICT ON UPDATE CASCADE;