>Hi,
>
>I know I should not be admitting to writing some stupid code. But I was refactoring code in one method where I have the following, in a long SQL Select.
>

>isnul( table1.table_pk,11) as table1_pk  
>

>Since this is a PK value of a table, it should never be NULL.
>But suppose I was being extra cautious, why "11"?
>

What's the definition of the pk field? Does it have a length of 11? Did it at some time?

Tamar