oss=> \d test1
Table "public.test1"
Column | Type | Modifiers
--------+-----------------------+-----------
time | character varying(10) |
oss=> select * from test1;
time
----------
03:23:21
(1 row)
oss=> select time::TEXT::INTERVAL from test1;
time
----------
03:23:21
(1 row)
Provided you know all values will be of interval type the above will
work for you.
HTH
Darren Ferguson
alex b. wrote:
> hi,
>
>
> I have a couple thousand mp3s with all their properties stored in a
> table... the songlength is currently saved as varchar... now, after
> the database is filled the thought crossed my mind to get the overall
> playlength... well, a "sum()" won't work on varchars, obviously...
>
> now, I'd like to port the varchars to the time format.. could someone
> give me hints on accomplishing this task?
>
> TIA
>
>
> length | character varying(10) |
>
>
> SELECT length FROM tmp3 ;
> ...
> 02:11
> 04:19
> 02:04
> 03:36
> 04:09
> 04:08
> 01:55
> ...
>
>
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