import Builder from '../Builder';
import type { TPoolConnected, TConnectionOptions, TConnectionTransaction, TConnection, TPoolEvent } from '../../types';
declare abstract class AbstractDB extends Builder {
    abstract beginTransaction(): Promise<TConnectionTransaction>;
    abstract transaction<T>(handler: (conn: TConnection) => Promise<T>): Promise<T>;
    abstract generateUUID(): string;
    abstract raw(sql: string): string;
    abstract query(sql: string, parameters: Record<string, any>): Promise<any>;
    abstract event(event: TPoolEvent, callback: (data: any) => any): Promise<void>;
    abstract escape(sql: string): string;
    abstract escapeXSS(sql: string): string;
    abstract snakeCase(sql: string): string;
    abstract camelCase(sql: string): string;
    abstract JSONObject(object: Record<string, string>, alias: string): string;
    abstract jsonObject(object: Record<string, string>, alias: string): string;
    abstract constants(constants?: string): string | Record<string, any>;
    abstract caseUpdate(cases: {
        when: string;
        then: string;
    }[], final?: string): string | [];
    abstract getConnection(options: TConnectionOptions): Promise<TPoolConnected>;
}
export { AbstractDB };
export default AbstractDB;