Spring JPA :: No converter found capable of converting from type

Question

I am using spring with JPA and trying to execute query using @query with SQL query.and trying to map the result to an object. I have different entity class and mapping to other

Answer 1

You can use the constructor expression JPQL query, your query looks like this:

select new StatsDTO(count(u),u.typeId,u.modifiedAt) from UserCampaignObjective u where campId = ? group by objectiveTypeId,modifiedAt

But you make sure the constructor StatsDTO existed already.