Re: your mail

>
> The following psql session terminates with a backend problem. Does
> somebody has an idea what went wrong? Can't use `group by' in views,
> perhaps?
>
> ----------------------------------------------------------------------
>       => create table xxx (
>               date1 date,
>               date2 date,
>               id smallint
>               );
>    CREATE
>       => insert into xxx values ('01.01.1999', '15.01.1999', 1);
>    INSERT 196395 1
>       => insert into xxx values ('01.01.1999', '15.01.1999', 1);
>    INSERT 196396 1
>       => insert into xxx values ('01.01.1999', '15.01.1999', 1);
>    INSERT 196397 1
>       => insert into xxx values ('01.01.1999', '15.01.1999', 1);
>    INSERT 196398 1
>       => select date1, date2,
>                 count(id)*(date2-date1) as q
>          from xxx
>          group by date1, date2;
>
>         date1|     date2| q
>    ----------+----------+--
>    01-01-1999|01-15-1999|56
>    (1 row)
>
>       => create view xxx1 as
>          select date1, date2,
>                 count(id)*(date2-date1) as q
>          from xxx
>          group by date1, date2;
>    CREATE
>       => select * from xxx1;
>
>    PQexec() -- Request was sent to backend, but backend closed the
>            channel before responding.  This probably means the backend
>            terminated abnormally before or while processing the
>            request.
> ----------------------------------------------------------------------
>
> I'm still using version 6.3.2

Doesn't terminate 6.4, which should be released very, very soon.


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