import { ReturnObject, UpInsertInput, Where } from "domain/model";
export declare abstract class PgUtil {
    private static getFieldsNames;
    private static fieldValues;
    private static insertFieldsToString;
    private static getValuesFromParamObject;
    private static selectToString;
    private static whereToString;
    private static updateFieldsToString;
    static select(table: string, fields?: string | string[], where?: Where<any>[] | Where<any> | Partial<any>, order?: any): ReturnObject;
    static insert(table: string, fields: any): ReturnObject;
    static update(table: string, { fields, where }: UpInsertInput): ReturnObject;
    static delete(table: string, where?: Where<any>[] | Where<any> | Partial<any>): ReturnObject;
    static raw(rawQuery: string): ReturnObject;
}