/**
 * PostgreSQL Role Management - Session & RLS Tools
 *
 * Tools for user role inspection, session role switching,
 * and row-level security management.
 * 4 tools total.
 */
import type { PostgresAdapter } from "../../postgres-adapter.js";
import type { ToolDefinition } from "../../../../types/index.js";
/**
 * List roles assigned to a user/role
 */
export declare function createUserRolesTool(adapter: PostgresAdapter): ToolDefinition;
/**
 * Set the session's active role
 */
export declare function createRoleSetTool(adapter: PostgresAdapter): ToolDefinition;
/**
 * Enable or disable row-level security on a table
 */
export declare function createRoleRlsEnableTool(adapter: PostgresAdapter): ToolDefinition;
/**
 * List RLS policies on a table
 */
export declare function createRoleRlsPoliciesTool(adapter: PostgresAdapter): ToolDefinition;
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