From: | George Moga <george(at)cicnet(dot)ro> |
---|---|
To: | Barry Baldwin <bbaldwin(at)indyme(dot)com>, pgsql-sql(at)postgresql(dot)org |
Subject: | Re: [SQL] TRANSACTIONS and TCP/IP |
Date: | 1999-12-16 07:04:30 |
Message-ID: | 38588EFD.97633C5D@cicnet.ro |
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Lists: | pgsql-sql |
Barry Baldwin wrote:
> Hi,
>
> I've got postgres 6.5.2 running on a Linux box and I'm developing a client
> app in Delphi. The client sends SQL commands via TCP/IP.
> I've tried starting a transaction by sending the BEGIN command and then I
> update a table and then send a ROLLBACK command to try
> and abort the transaction. It doesn't seem to be working. Even though I've
> done a rollback the transaction still goes through.
>
> When I start the transaction I get this message on the Linux box console
> NOTICE: BeginTransactionBlock and not in default state
>
> This indicates that there is a transaction already in process. I don't know
> how that can be.
>
> When I issue the rollback command I get this message
> NOTICE: UserAbortTransactionBlock and not in in-progress state
>
> This indicates that there is no transaction in progress. There sure should
> be.
>
> I tried all of the above in psql and it works fine. Is this something that
> just won't work over a TCP/IP connection?
>
> Any suggestions on how I can get transactions to work would be greatly
> appreciated,
>
> TIA,
>
> Barry
>
> ************
I belive you use ODBC for conection. I never use PostgreSQL ODBC but in ACCESS
ODBC if you want to use transaction, you must use, before your transaction:
dbc set autocommit off
where dbc is your database conection. After you finishing your transaction:
dbc set autocommit on
I hope this help you!
Best regards,
George Moga,
george(at)cicnet(dot)ro
P.S. Sorry for my english.
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