import { Knex } from "knex";
export declare function getTransaction(scenario: string): Promise<Knex.Transaction<any, any[]>>;
export declare function commitTransaction(trx: Knex.Transaction<any, any[]>): Promise<void>;
export declare function rollbackTransaction(trx: Knex.Transaction<any, any[]>): Promise<void>;
export default function getDatabaseClient(scenario: string): Promise<Knex<any, any[]>>;
export declare function rollbackMigrations(dbClient: Knex, scenario: string, rollbackAll?: boolean): Promise<void>;