Re: date format

On Wed, Jun 14, 2023 at 7:27 PM David G. Johnston <
david(dot)g(dot)johnston(at)gmail(dot)com> wrote:

> On Wed, Jun 14, 2023 at 9:42 AM Marc Millas <marc(dot)millas(at)mokadb(dot)com>
> wrote:
>
>> Hi,
>>
>> I would like to load data from a file via file_fdw or COPY.. its a
>> postgres 14 cluster
>>
>> but.. One date (timestamp) column is written french order and another
>> column is written english order. Data comes from a state owned entity so
>> asking for a normalization may take ages.
>>
>> obviously I could load as char and then apply an appropriate
>> transformation. no pb.
>> But is there a direct way to do this ?
>>
>
> Probably no - casting formats via locale cannot be specified at that scope
> when using copy. Either the cast for a given single setting produces the
> correct result or it doesn't. If you need a custom cast like this you have
> to get away from COPY first. Usually that is best done after importing
> data to a temporary table as text.
>
> David J.
>

So, creating a foreign table with varchar type, and then doing the insert
as select with the appropriate format.. clear.
somewhat sad as it was a one step process with the former oracle db we get
rid off.

Marc