ОШИБКА SQL ORA-00923: ключевое слово FROM не найдено там, где ожидалось
#sql #oracle Вопрос: SELECT Person_ID, CONCAT('First_name','Surname') AS "Person_Name", Next_of_kin, '~ No next of kin ~' AS Next_of_kin_name, Next_of_kin_age AS NULL FROM PERSON WHERE Next_of_kin IS NULL UNION SELECT Childs.Person_ID, CONCAT('Childs.First_name','Childs.Surname')…