| From: | Richard Huxton <dev(at)archonet(dot)com> |
|---|---|
| To: | "Levan, Jerry" <Jerry(dot)Levan(at)EKU(dot)EDU> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Running Totals and other stuff.... |
| Date: | 2004-06-01 14:04:13 |
| Message-ID: | 40BC8CDD.5090703@archonet.com |
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| Lists: | pgsql-general |
Levan, Jerry wrote:
> Humpfff...Last night I tried posting this and found that
> dynamic IP's are now prevented from posting to the list...
>
> Did I miss the announcement?
Sounds odd - or do you mean your mailserver has a dynamic IP?
> I get the right results, but this relies on the fact the oids in the
> check table are currently *sorted* (when the table is sorted by thedate)
> at least it appears that way via
> a very brief inspection.... I suspect if I deleted a record and added
> a record the oids would get out of sequence.
>
> Is there a slick way to tell if a column (say the oids column) is in "sorted"
> order when the table is sorted by date?
No, and it isn't recommended that you use the oid column.
> Assuming the oids get out of wack with respect to the date, is it possible
> to easily construct a table of the checks sorted by date and then "glue on"
> a column of ascending integers so the running total sql statement will
> function properly?
What is your key?
Why not just sort by cheque_date, <key>?
--
Richard Huxton
Archonet Ltd
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