import type { MigrationContext, ReversibleMigration } from '../migration-types';
export declare class CreateWorkflowReviewRequestTables1784000000052 implements ReversibleMigration {
    up(context: MigrationContext): Promise<void>;
    down({ schemaBuilder: { dropTable }, runQuery, escape, tablePrefix }: MigrationContext): Promise<void>;
    private uniqueIndexName;
    private createRequestTable;
    private createWorkflowChildTable;
    private createReviewerJunctionTable;
    private createAuthorJunctionTable;
    private createChildWorkflowAndJunctionIndexes;
}