CREATE CURSOR cur_test (kod_ C(4), name_ C(20), sum_ N(12,2)) 
INSERT INTO cur_test (kod_, name_, sum_) VALUES ("2238","Ирмас", 70)
INSERT INTO cur_test (kod_, name_, sum_) VALUES ("2238","Ирмас", 80)
INSERT INTO cur_test (kod_, name_, sum_) VALUES ("0046","ЮТШ", 100)
INSERT INTO cur_test (kod_, name_, sum_) VALUES ("2238","Ирмас", 80)
INSERT INTO cur_test (kod_, name_, sum_) VALUES ("0046","ЮТШ", 100)

SELECT kod_, name_, SUM(sum_) as sum_ FROM cur_test ;
GROUP BY kod_ ;
INTO cursor cur_res READWRITE 
BROWSE 
USE IN SELECT("cur_res")
USE IN SELECT("cur_test")

SET ENGINEBEHAVIOR 70

SELECT kod_, name_, SUM(sum_) as sum_ FROM cur_test ;
GROUP BY kod_ ;
INTO cursor cur_res READWRITE