Definie fields in query filter

Hello. I need load fields for query form server side. Query can`t use url in property value for fields, so i try use $$(‘query’).define(‘config’, configWithNewFields) or $$(‘query’).config.fields = arrayOfFields. And no one dont work.

For example in database i successfully use refreshColumns method after define columns but here i don`t sow this method. Help me pls.

Sorry for spam) By tagged my question i`m find solution - https://forum.webix.com/discussion/38026/refresh-method-on-ui-query-doesnt-work#latest