import { ClientBase, Pool, PoolClient, QueryResult } from 'pg';
export interface ExecOptions {
    client: Pool | ClientBase;
    context?: Record<string, string>;
    query: string;
    variables?: any[];
    skipTransaction?: boolean;
}
declare function pgQueryContext({ client, context, query, variables, skipTransaction }: ExecOptions): Promise<QueryResult>;
export default pgQueryContext;
export interface WithPgClientOptions {
    skipTransaction?: boolean;
}
/**
 * Execute a callback within a tenant-scoped RLS transaction.
 *
 * Acquires a client from the pool, applies pgSettings via set_config
 * (scoped to the transaction), calls the callback, then commits or
 * rolls back. The client is always released back to the pool.
 *
 * Use this when you need to run multiple queries within the same
 * RLS context (e.g., auth check + data mutation).
 */
export declare function withPgClient<T>(pool: Pool, context: Record<string, string>, fn: (client: PoolClient) => Promise<T>, opts?: WithPgClientOptions): Promise<T>;