import ChannelId from '../../ChannelId';
import EnginePostgres from './EnginePostgres';
import AbstractTokensDatabase from '../AbstractTokensDatabase';
export default class PostgresTokensDatabase extends AbstractTokensDatabase<EnginePostgres> {
    save(token: string, channelId: ChannelId | string): Promise<void>;
    isPresent(token: string): Promise<boolean>;
}