| From: | Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com> |
|---|---|
| To: | Graeme Hinchliffe <graeme(dot)hinchliffe(at)zeninternet(dot)co(dot)uk> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: string is sometimes null ? |
| Date: | 2004-09-29 16:44:33 |
| Message-ID: | 20040929094300.U63616@megazone.bigpanda.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On Wed, 29 Sep 2004, Graeme Hinchliffe wrote:
> The RADIUS server is reporting problems when trying to write START of
> accounting entries, and the error given is:
>
> ERROR: cannot EXECUTE a null querystring CONTEXT: PL/pgSQL function
> "radacct_trig" line 43 at open
>
> The lines its refering to are:
>
> --- START ---
>
> str:=''SELECT
> username,year_of_jan,current_in,current_out,current_start,last_update,m''||monthcurr||''_in
> AS monthin,m''||monthcurr||''_out AS monthout
> FROM customer_stats WHERE username=''''''||username||'''''''';
If monthcurr or username are null, the above will be null.
Anything || NULL => NULL.
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