import { BasePlugin } from '@opentelemetry/core';
import * as pgPoolTypes from 'pg-pool';
export declare class PostgresPoolPlugin extends BasePlugin<typeof pgPoolTypes> {
    readonly moduleName: string;
    protected _config: {};
    static readonly COMPONENT = "pg-pool";
    static readonly DB_TYPE = "sql";
    readonly supportedVersions: string[];
    constructor(moduleName: string);
    protected patch(): typeof pgPoolTypes;
    protected unpatch(): void;
    private _getPoolConnectPatch;
}
export declare const plugin: PostgresPoolPlugin;