QuerySyntaxException: unexpected token: user_id near line 1, column 29 [from model.Demand d where d

QuerySyntaxException: unexpected token: user_id near line 1, column 29 [from model.Demand d where d user_id=? order by d.id desc]
	

查询语法错

user_id在Demand的User中  正确的写法from Demand d where d.user.id=? order by d.id desc