import { IndexManager } from '../index-manager';
import { IndexMutation } from './index-mutation';
import { Logger } from '../options';
/**
 * Represents an index mutation which drops an existing index
 */
export declare class DropIndexMutation extends IndexMutation {
    print(logger: Logger): void;
    execute(indexManager: IndexManager, logger: Logger): Promise<void>;
    isSafe(): boolean;
}