n8n-enterprise-unlocked/packages/cli/src/databases/migrations/sqlite/1648740597343-LowerCaseUserEmail.ts

import { MigrationInterface, QueryRunner } from 'typeorm';
import config from '@/config';
import { logMigrationEnd, logMigrationStart } from '@db/utils/migrationHelpers';

export class LowerCaseUserEmail1648740597343 implements MigrationInterface {
	name = 'LowerCaseUserEmail1648740597343';

	public async up(queryRunner: QueryRunner): Promise<void> {
		logMigrationStart(this.name);

		const tablePrefix = config.getEnv('database.tablePrefix');

		await queryRunner.query(`
			UPDATE "${tablePrefix}user"
			SET email = LOWER(email);
		`);

		logMigrationEnd(this.name);
	}

	public async down(queryRunner: QueryRunner): Promise<void> {}
}