Re: query, display questions

At 11:19 AM 7/3/03, Michael Hanna wrote:

>I have a table:
>
>michael=# \d healthnotes
>                                    Table "public.healthnotes"
>  Column |           Type           |                          Modifiers
>--------+--------------------------
>+-------------------------------------------------------------
>  posted | timestamp with time zone | not null default
>('now'::text)::timestamp(6) with time zone
>  notes  | text                     |
>Indexes: healthnotes_pkey primary key btree (posted)
>
>Often there are multiple entries per day. I want to display the day
>once, with all the entries on that day.
>
>So do I select * from notes and group by date, then write a nested
>for-loop in php that ignores the extra timestamp items? Seems a little
>inelegant. Or can I select distinct timestamps somehow after converting
>them to dates?


Retrieve 'posted' as a date *and* a timestamp in the same select:
         select posted::date as posted_date,* from notes order by date
Then do the grouping by date in PHP.


>Another question: I want to echo in an html page the timestamp and the
>note after it is entered. What php-pgsql commands do this?


I think you want to use pg_last_oid to determine the oid of record just
inserted, then retrieve it for display?

Frank