import type { PoolClient } from 'pg';
import { AbstractPoolQuerier } from '../querier/abstractPoolQuerier.js';
import type { ExtraOptions, RawRow } from '../type/index.js';
export declare class PgQuerier extends AbstractPoolQuerier<PoolClient> {
    constructor(connect: () => Promise<PoolClient>, extra?: ExtraOptions);
    internalAll<T>(query: string, values?: unknown[]): Promise<(T & RawRow)[]>;
    internalRun(query: string, values?: unknown[]): Promise<import("../type/query.js").QueryUpdateResult>;
    protected releaseConn(conn: PoolClient): Promise<void>;
}
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