2017-09-05 21:55 GMT+02:00 Igor Tandetnik <i...@tandetnik.org>:
> On 9/5/2017 3:45 PM, Cecil Westerhof wrote:
>
>> It is not very important, but I am just curious. I need to know how many
>> records are not yet used. I do that with:
>> SELECT COUNT(*) - COUNT("Last Used") AS "Not Used"
>> FROM teaInStock
>>
>> Is that the correct way, or is there a better way?
>>
>
> Why not be explicit about what you are trying to do?
>
> select count(*) from teaInStock where "Last Used" IS NULL;
You are completely right: that is a much better statement. (Blushing.)
--
Cecil Westerhof
_______________________________________________
sqlite-users mailing list
sqlite-users@mailinglists.sqlite.org
http://mailinglists.sqlite.org/cgi-bin/mailman/listinfo/sqlite-users
