import type { AlterTableStmt, DoStmt } from '@libpg-query/parser';
import { type SqlMigrationConstraintMetadata } from './constraint-shared.mts';
/**
 * Applies AT_AddConstraint / AT_ValidateConstraint commands from one ALTER TABLE to `result`.
 *
 * `trackConstraintValidation` gates NOT VALID/VALIDATE pairing bookkeeping. Callers that
 * parse ALTER TABLE text out of a DO body should pass false so only `foreignKeys` is filled.
 */
export declare function processAlterTableStmt(statement: AlterTableStmt, baseOffset: number, result: SqlMigrationConstraintMetadata, trackConstraintValidation?: boolean): void;
/** Idempotent migrations wrap `ALTER TABLE ... ADD CONSTRAINT` in `DO $$ ... $$` catalog checks. */
export declare function collectDoStmtConstraints(content: string, statement: DoStmt, stmtLocation: number, result: SqlMigrationConstraintMetadata): void;