Great!

Answering your own questions on email lists can be therapeutic ;-)

Why not just use
EXTRACT(year from age(dob))

--Andries


> On May 25, 2016, at 7:39 AM, John Omernik <j...@omernik.com> wrote:
> 
> Well I need to include the Staples "That was Easy" button here... I tried:
> 
> EXTRACT(year from cast(age(dob) as INTERVAL YEAR)) as yr_age
> 
> And it worked!
> 
> Self Answering question is self answering...
> 
> 
> 
> 
> On Wed, May 25, 2016 at 9:35 AM, John Omernik <j...@omernik.com> wrote:
> 
>> Hey all, simple question, I have a field, dob, I want to get the current
>> age from...
>> 
>> I have:
>> 
>> cast(age(dob) as INTERVAL YEAR) as yr_age
>> 
>> Which works pretty well, as you can see below, however, I'd like a column
>> that is just the integer age, no months, no P/Y etc.  Now, I can play with
>> string manipulation for a really ugly query, but I was hoping there may be
>> a way to just convert the INTERVAL YEAR (or heck even the return of the age
>> function) to the number of years...
>> 
>> So instead of P25Y, it would be 25, P52Y1M would be 52, P21Y8M would be 21
>> etc.
>> 
>> 
>> Any easy way to do this? If I have to go the string route, is there an
>> easy way to do it in drill as well (I miss the Hive "regexp_extract" in
>> this case)
>> 
>> 
>> John
>> 
>> 
>> select dob, age(dob) as cur_age, cast(age(dob) as INTERVAL YEAR) as
>> yr_age  from am_joined where substr(dob, 6, 2) <> '00' limit 10;
>> 
>> 
>> +-------------+------------------+----------+
>> 
>> |     dob     |     cur_age      |  yr_age  |
>> 
>> +-------------+------------------+----------+
>> 
>> | 1991-09-29  | P300M5DT18000S   | P25Y     |
>> 
>> | 1965-01-06  | P625M17DT18000S  | P52Y1M   |
>> 
>> | 1995-01-12  | P260M4DT18000S   | P21Y8M   |
>> 
>> | 1988-08-01  | P338M19DT18000S  | P28Y2M   |
>> 
>> | 1984-03-05  | P392M9DT18000S   | P32Y8M   |
>> 
>> | 1980-12-13  | P431M17DT18000S  | P35Y11M  |
>> 
>> | 1976-11-28  | P480M23DT18000S  | P40Y     |
>> 
>> | 1984-11-12  | P383M27DT18000S  | P31Y11M  |
>> 
>> | 1965-01-20  | P625M3DT18000S   | P52Y1M   |
>> 
>> | 1984-04-19  | P390M24DT18000S  | P32Y6M
>> 

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