Re: LargeObject API

From: Dennis Thrysøe <dth(at)conscius(dot)com>
To: Kris Jurka <books(at)ejurka(dot)com>
Cc: pgsql-jdbc(at)postgresql(dot)org
Subject: Re: LargeObject API
Date: 2007-08-03 06:54:30
Message-ID: 46B2D126.6070309@conscius.com
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Kris Jurka wrote:
> On Thu, 2 Aug 2007, Dennis Thrysøe wrote:
>
>> Is there any way to use the proprietary LargeObject API, without
>> actually having a reference to the postgresql Drivers's Connection
>> object?
>
> Often connection wrappers provide a means to access the underlying
> Connection. You don't say what you're using so you'll have to consult
> those docs yourself.

My goal is to support any j2ee server, so I cannot assume much about any
proxy/pooling mechanism.

> stmt.execute("CREATE TABLE t (a int, b oid)");
> stmt.execute("INSERT INTO t VALUES (1, lo_creat(-1))");
> ResultSet rs = stmt.executeQuery("SELECT b FROM t WHERE a = 1");
> rs.next();
> Blob b = rs.getBlob(1);

Thanks. That looks like a good solution.

-dennis
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