import { BasePlugin } from '@opentelemetry/core';
import * as pgTypes from 'pg';
import { PostgresPluginConfig } from './types';
export declare class PostgresPlugin extends BasePlugin<typeof pgTypes> {
    readonly moduleName: string;
    static readonly COMPONENT = "pg";
    static readonly DB_TYPE = "sql";
    protected _config: PostgresPluginConfig;
    static readonly BASE_SPAN_NAME: string;
    readonly supportedVersions: string[];
    constructor(moduleName: string);
    protected patch(): typeof pgTypes;
    protected unpatch(): void;
    private _getClientQueryPatch;
}
export declare const plugin: PostgresPlugin;