| From: | Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com> |
|---|---|
| To: | "Eugene E(dot)" <sad(at)bankir(dot)ru> |
| Cc: | Peter Eisentraut <peter_e(at)gmx(dot)net>, Achilleus Mantzios <achill(at)matrix(dot)gatewaynet(dot)com>, pgsql-sql(at)postgresql(dot)org |
| Subject: | Re: have you feel anything when you read this ? |
| Date: | 2006-03-31 16:47:46 |
| Message-ID: | 20060331084503.W64402@megazone.bigpanda.com |
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| Thread: | |
| Lists: | pgsql-sql |
On Fri, 31 Mar 2006, Eugene E. wrote:
> Peter Eisentraut wrote:
> > Eugene E. wrote:
> >
> >>the problem is: you'll get this four byte sequence '\000' _instead_
> >>of NUL-byte anyway.
> >
> >
> > What you seem to be missing is that PostgreSQL data can be represented
> > in textual and in binary form. What you in psql is the textual form.
> > If you want the binary form you need to select it. Then you can pass
> > the exact bytes back and forth.
>
> your sentence is not true.
> I can not select exact bytes even if i use BYTEA type
No, that is still using the textual form. If you use PQexecParams and set
the last argument to show you want binary data, you should get binary
data.
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