export * from "./query";
export * from "./utils";
export * from "./common";
export * from "./expr";
import { QueryBuilder } from "./query";
export default QueryBuilder;
export interface IConnection {
    query: (sql: string, callback: (err: Error | null | undefined, ret: any) => void) => void;
}
/**
 * 执行查询
 * @param conn MySQL连接实例
 * @param q 查询
 */
declare function query<T = any>(conn: IConnection, q: QueryBuilder | string): Promise<T>;
declare const table: typeof QueryBuilder.table;
declare const expr: typeof QueryBuilder.expr;
export { table, expr, query };