The query I need should get..........
For All customers.....
the number of records in crsFillRate which have EMPTY(PartOrders). If there are no records for a customer in crsFillRate, I still need a record in the result set. For the missing customers, the COUNT() can be either NULL or 0.
>Hi Rich,
>
>It's not clear what you want so I'll take a guess
>
>SELECT cust.customer, COUNT(*) ;
> FROM crsAllCust cust;
> JOIN crsFillRate fr ON cust.customer = fr.custshipm ;
> WHERE EXISTS ( SELECT 1 FROM crsFillRate fr WHERE cust.customer = custshipm AND EMPTY(PartOrders)) ;
> GROUP BY cust.customer
>
>
>>Please Note: VFP 8
>>
>>I have a cursor (crsAllCust) with a list of customer names. There are 30 records in this table.
>>I have another cursor (crsFillRate) with some customer data in it.
>>
>>I need to join these tables to provide a count of how many records there are per customer which meet a certain criterion. I need a record returned even if there are none with a matching condition. There are three customers which have no data in crsFillRate. There are an additional two customers who have records, but without any data matching the condition.
>>
>>
>>SELECT cust.customer, COUNT(*) ;
>> FROM crsAllCust cust;
>> LEFT JOIN crsFillRate fr ON cust.customer = fr.custshipm;
>> WHERE EMPTY(fr.PartOrders);
>> GROUP BY cust.customer
>>
>>The five "nodata" records fall out of the result. By changing the query to
>>SELECT cust.customer, COUNT(*) ;
>> FROM crsAllCust cust;
>> LEFT JOIN crsFillRate fr ON cust.customer = fr.custshipm AND EMPTY(fr.PartOrders);
>> GROUP BY cust.customer
>>
>>I get all the customers.
>>
>>I think I've had this explained to me before, but apparantly it hasn't stuck (sorry Tamar). Could somebody please give me a refresher course of what the query steps are that cause the five records to fall out of the first query?
>>