import type { SnapshotDiffResult } from '../diff/types.js';
import type { CreateMigrationPlanOptions, MigrationPlan, MigrationPlanInput } from './types.js';
/**
 * Converts a raw snapshot diff into an explicit migration plan.
 *
 * The initial planner is intentionally static: it classifies operations and
 * carries diagnostics/blockers without querying a live ClickHouse instance.
 * Later phases can enrich this plan with system-table cost estimates.
 */
export declare function createMigrationPlan(diff: SnapshotDiffResult, options?: CreateMigrationPlanOptions): MigrationPlan;
export declare function isMigrationPlan(input: MigrationPlanInput): input is MigrationPlan;
//# sourceMappingURL=plan.d.ts.map