Sql Actual Execution Order

1. From
2. On
3. Join
4. Where
5. Group By
6. with cube
7. Having
8. Select
9. Distinct
10. Order By
11. Top

Sql Query Statement Execution Order

FROM
ON
JOIN
WHERE
GROUP BY
WITH CUBE or WITH ROLLUP
HAVING
SELECT
DISTINCT
ORDER BY
TOP

tsql foreach sample

declare @id int   <-- change your primary key type if necessary
Declare c Cursor For Select Distinct {your primary key} From {your table}
Open c
Fetch next From c into @id
While @@Fetch_Status=0 Begin
 
  --do operations here

   Fetch next From c into @id
End
Close c
Deallocate c