import { Logger } from '../../logger';
import { IDatabase, IDatabaseTransaction } from '../../storage';
import { Database, Migration, MigrationContext } from '../migration';
export declare class Migration023 extends Migration {
    path: string;
    database: Database;
    prepare(context: MigrationContext): IDatabase;
    forward(_context: MigrationContext, db: IDatabase, tx: IDatabaseTransaction | undefined, logger: Logger): Promise<void>;
    backward(_context: MigrationContext, _db: IDatabase, _tx: IDatabaseTransaction | undefined, _logger: Logger): Promise<void>;
}
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