dapper mapping

dappermap.cs

public class OmgDapperRules 
{ 
        public List<ProjectVersionField> GetAllForVersion(int projectVersionId)
        {
            using (var connection = _connectionFactory.Create())
            {
                var fields = connection.Query<ProjectVersionField, ProjectTemplateField, ProjectTemplateFieldType, ProjectVersionField>(@"
                    SELECT pvf.*, ptf.*, ptft.*
                    FROM [dbo].[ProjectVersionField] pvf
                    INNER JOIN [dbo].[ProjectTemplateField] ptf ON ptf.Id = pvf.ProjectTemplateFieldId
                    INNER JOIN [dbo].[ProjectTemplateFieldType] ptft ON ptft.Id = pvf.ProjectTemplateFieldId
                    WHERE ProjectVersionId = @projectVersionId;",
                    (ProjectVersionField pvf, ProjectTemplateField ptf, ProjectTemplateFieldType ptft)  =>
                    {
                        pvf.ProjectTemplateField = ptf;
                        pvf.ProjectTemplateField.Type = ptft;
                        return pvf;
                    },
                    new
                    {
                        projectVersionId
                    });

                return fields.ToList();
            }
        }
}