misskey/migration/1556746559567-UserProfile.ts

import {MigrationInterface, QueryRunner} from "typeorm";

export class UserProfile1556746559567 implements MigrationInterface {

    public async up(queryRunner: QueryRunner): Promise<any> {
        await queryRunner.query(`ALTER TABLE "user_profile" ALTER COLUMN "githubId" TYPE VARCHAR(64) USING "githubId"::VARCHAR(64)`);
        await queryRunner.query(`ALTER TABLE "user_profile" ALTER COLUMN "discordExpiresDate" TYPE VARCHAR(64) USING "discordExpiresDate"::VARCHAR(64)`);
    }

    public async down(queryRunner: QueryRunner): Promise<any> {
        await queryRunner.query(`UPDATE "user_profile" SET github = FALSE, discord = FALSE`);
        await queryRunner.query(`ALTER TABLE "user_profile" ALTER COLUMN "githubId" TYPE INTEGER USING NULL`);
        await queryRunner.query(`ALTER TABLE "user_profile" ALTER COLUMN "discordExpiresDate" TYPE INTEGER USING NULL`);
    }

}