declare @qa nvarchar(200)
declare @i int
declare @sql nvarchar(255)
set @i = 1
while @i <= 5
begin
set @sql = 'declare cur cursor for
select q' + convert(nvarchar(2), @i) + ' from ImportSurveyInfo'
set @i = @i + 1
exec(@sql)
open cur
fetch cur into @qa
select @qa
close cur
deallocate cur
end
declare
type MyCursor is REF CURSOR ;
cur MyCursor;
rst xx%rowtype;
sqlstr varchar2(400);
tablename varchar2(20);
begin
tablename := 'xx';
sqlstr := 'select * from ' || tablename;
--下面这句就是你想要的
open cur for sqlstr;
loop
fetch cur into rst;
exit when cur%notfound;
--做你要做的
end loop;
end;