NAME=LOGIN; ROW USER FROM USER; WHERE(TEXT login, TEXT password){USER.login=${login} AND USER.password=${password}} FOR UPDATE; NAME=LOGIN2; ROW USER FROM USER; WHERE(TEXT login, TEXT password){USER.login=${login} AND USER.password=${password}} RETRIEVE USER.first_name; FOR UPDATE; NAME=GET_MESSAGES; ROW USER FROM USER; ROW USER_MESSAGES FROM USER_MESSAGES; USER RELATED USER_MESSAGES VIA USERS_MESSAGES; WHERE(SURID<LOGIN> pk){USER.PK=${pk}} FOR DELETE; NAME=asdasd; ROW TEST FROM TEST; ROW USER FROM USER;