EXEC SQL DECLARE CURSOR c1 for select statement1;
EXEC SQL open c1;
EXEC SQL DECLARE CURSOR c2 for select statement2;
EXEC SQL open c2;
EXEC SQL close c2;
EXEC SQL close c2;这样可行么?
EXEC SQL open c1;
EXEC SQL DECLARE CURSOR c2 for select statement2;
EXEC SQL open c2;
EXEC SQL close c2;
EXEC SQL close c2;这样可行么?
应该还有别的更好的办法