import type { QueryOptions } from '../interfaces/query-options.js';
import type { QueryResult } from '../interfaces/query-result.js';
import type { StatementPrepareOptions } from '../interfaces/statement-prepare-options.js';
import { SafeEventEmitter } from '../safe-event-emitter.js';
import type { Maybe, OID } from '../types.js';
import type { Connection } from './connection.js';
export declare class PreparedStatement extends SafeEventEmitter implements AsyncDisposable {
    private readonly _connection;
    private readonly _sql;
    private readonly _name;
    private readonly _paramTypes;
    protected _onErrorSavePoint: string;
    private _refCount;
    constructor(connection: Connection, sql: string, paramTypes?: OID[]);
    static prepare(connection: Connection, sql: string, options?: StatementPrepareOptions): Promise<PreparedStatement>;
    get connection(): Connection;
    get name(): Maybe<string>;
    get sql(): string;
    get paramTypes(): Maybe<Maybe<OID>[]>;
    execute(options?: QueryOptions): Promise<QueryResult>;
    close(): Promise<void>;
    cancel(): Promise<void>;
    protected _execute(options?: QueryOptions): Promise<QueryResult>;
    protected _close(): Promise<void>;
    [Symbol.asyncDispose](): Promise<void>;
}