Re: [GENERAL] sql help, reusing a column

2010-04-29 Thread Andy Colson
On 04/29/2010 05:08 PM, Thomas Kellerer wrote: SELECT organization, state, lastdate, age(lastdate) FROM ( SELECT organization, state, (select max(idate) from times where customers.custid=times.custid and taskid = 27) as lastdate FROM customers ) t order by lastdate desc

Re: [GENERAL] sql help, reusing a column

2010-04-29 Thread Thomas Kellerer
Andy Colson wrote on 29.04.2010 23:51: Here is my query, which works: select organization, state, (select max(idate) from times where customers.custid=times.custid and taskid = 27) as lastdate, age( (select max(idate) from times where customers.custid=times.custid and taskid = 27) ) from custom

Re: [GENERAL] sql help, reusing a column

2010-04-29 Thread Andy Colson
On 4/29/2010 4:51 PM, Andy Colson wrote: I tried this: select organization, state, max(idate), age(max(idate)) from customers inner join times using(custid) where taskid = 27 group by organization, state order by idate desc nulls last; but get error that times.idate must appear in group by or

[GENERAL] sql help, reusing a column

2010-04-29 Thread Andy Colson
Here is my query, which works: select organization, state, (select max(idate) from times where customers.custid=times.custid and taskid = 27) as lastdate, age( (select max(idate) from times where customers.custid=times.custid and taskid = 27) ) from customers order by lastdate desc null