import type { IrreversibleMigration, MigrationContext } from '../migration-types';
export declare class AddSubAgentLinkageToAgentExecutionThreads1784000000022 implements IrreversibleMigration {
    up({ schemaBuilder: { addColumns, column }, isPostgres, isSqlite, runQuery, escape, tablePrefix, }: MigrationContext): Promise<void>;
    private widenSqliteDeclaredColumnTypes;
}