diff --git a/db/postgresql/migrations/02_update_role/migration.sql b/db/postgresql/migrations/02_update_role/migration.sql
new file mode 100644
index 00000000..3c957000
--- /dev/null
+++ b/db/postgresql/migrations/02_update_role/migration.sql
@@ -0,0 +1,74 @@
+/*
+  Warnings:
+
+  - You are about to drop the column `role_id` on the `team_user` table. All the data in the column will be lost.
+  - You are about to drop the column `role_id` on the `user_role` table. All the data in the column will be lost.
+  - You are about to drop the `group` table. If the table is not empty, all the data it contains will be lost.
+  - You are about to drop the `group_role` table. If the table is not empty, all the data it contains will be lost.
+  - You are about to drop the `group_user` table. If the table is not empty, all the data it contains will be lost.
+  - You are about to drop the `permission` table. If the table is not empty, all the data it contains will be lost.
+  - You are about to drop the `role` table. If the table is not empty, all the data it contains will be lost.
+  - You are about to drop the `role_permission` table. If the table is not empty, all the data it contains will be lost.
+  - A unique constraint covering the columns `[role,user_id]` on the table `user_role` will be added. If there are existing duplicate values, this will fail.
+  - Added the required column `role` to the `team_user` table without a default value. This is not possible if the table is not empty.
+  - Added the required column `role` to the `user_role` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- DropForeignKey
+ALTER TABLE "group_role" DROP CONSTRAINT "group_role_group_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "group_role" DROP CONSTRAINT "group_role_role_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "group_role" DROP CONSTRAINT "group_role_userId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "group_user" DROP CONSTRAINT "group_user_group_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "group_user" DROP CONSTRAINT "group_user_user_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "role_permission" DROP CONSTRAINT "role_permission_permission_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "role_permission" DROP CONSTRAINT "role_permission_role_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "team_user" DROP CONSTRAINT "team_user_role_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "user_role" DROP CONSTRAINT "user_role_role_id_fkey";
+
+-- DropIndex
+DROP INDEX "user_role_role_id_user_id_key";
+
+-- AlterTable
+ALTER TABLE "team_user" DROP COLUMN "role_id",
+ADD COLUMN     "role" VARCHAR(100) NOT NULL;
+
+-- AlterTable
+ALTER TABLE "user_role" DROP COLUMN "role_id",
+ADD COLUMN     "role" VARCHAR(100) NOT NULL;
+
+-- DropTable
+DROP TABLE "group";
+
+-- DropTable
+DROP TABLE "group_role";
+
+-- DropTable
+DROP TABLE "group_user";
+
+-- DropTable
+DROP TABLE "permission";
+
+-- DropTable
+DROP TABLE "role";
+
+-- DropTable
+DROP TABLE "role_permission";
+
+-- CreateIndex
+CREATE UNIQUE INDEX "user_role_role_user_id_key" ON "user_role"("role", "user_id");