Hi Martina,
I was mistaken in my initial message/question. COUNT(*) was returning the total number of records in each group. Borislav corrected my mistake. And I understand that NULL values are not counted.
Thank you very much for your input.
>Hi Dmitry,
>
>char "*" or any field. It's depends what you need.
>
>If you use * or any field which dont' support NULL value, then COUNT() return all "records". If you use any field which support NULL value, then COUNT() don't compute NULL values.
>
>MartinaJ
>
>>Can someone suggest the right parameter to pass to COUNT() function of SQL Select to accomplish the following:
>>
>>Table fields
>>ID, C
>>WEEK, N
>>HRS, N
>>
>>
>>select week, id, sum(hrs) as week_hrs, count(???) as week_cnt from
>>mytable group by week, id
>>
>>
>>I want the week_cnt in the above SQL Select to count how many records found for a given WEEK and given ID. I tried using count(*) but it gives me total of all records.
>>
>>I would appreciate any suggestions.
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