import type { MigrationContext, ReversibleMigration } from '../migration-types';
export declare class CreateCredentialDependencyTable1773000000000 implements ReversibleMigration {
    private readonly cipher;
    up({ schemaBuilder: { createTable, column, createIndex }, escape, runQuery, runInBatches, logger, migrationName, }: MigrationContext): Promise<void>;
    down({ schemaBuilder: { dropTable } }: MigrationContext): Promise<void>;
    private extractProviderKeysFromCredentialData;
    private extractProviderKeysFromDecryptedData;
    private tryDecryptCredentialData;
    private extractProviderKeys;
    private insertDependencies;
    private loadProviderIdByKey;
}