Re: Inserts over dblink

From: Vijay Sehgal <vijaysehgal21_at_gmail.com>
Date: Sun, 18 Jun 2017 20:47:40 -0400
Message-Id: <481C12DD-FE3B-4412-8519-0CD26C92C2A6_at_gmail.com>



Steve,

Below article from Jonathan Lewis would help

https://jonathanlewis.wordpress.com/2008/12/05/distributed-dml/

Regards
Vijay Sehgal

> On Jun 18, 2017, at 8:10 PM, Steve T. Baldwin <stbaldwin_at_multiservice.com> wrote:
>
> Hi,
>
>
> I've not used DB Links much so this may be a naive question but can someone help me understand why:
>
>
> insert into remote_table_at_dblink select from local_table (approx 30 seconds for 1000 rows)
>
>
> would be ~ 100x slower than:
>
>
> insert into local_table select from remote_table_at_dblink (approx 0.3 seconds for 1000 rows)
>
>
> Thanks,
>
>
> Steve
>
>
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Received on Mon Jun 19 2017 - 02:47:40 CEST

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