On Thu, Jun 2, 2016 at 1:48 PM, Steve Crawford < scrawf...@pinpointresearch.com> wrote:
> On Thu, Jun 2, 2016 at 10:40 AM, Felipe Santos <felipe...@gmail.com> > wrote: > >> I think sts=0 means ref_id is null >> >> So, what I think he wants to achieve is: >> >> select max(id) from yourtable where sts=0 and id not in (select ref_id >> from yourtable); >> >> Isn't it? >> >> The OP will need to explain further as we are all guessing. As I > mentioned in my earlier (accidental top - curses GMail) post, table > structures and the query or queries that don't work would be useful. So > would a description of the problem that is being solved since there could > be better approaches. > > Maybe we mis-interpreted but as written this is the solution. My out-loud thinking was a more verbose version of this. David J.
