Thank you for your response. I am using InnoDB (picked that out of the docs).
Does that mean what I did should have worked? I should not have had 2 rows in
that table after running the commands?
Thanks again...
>I would like to wrap my updates top MySQL in transactions.
Use InnoDB tables.
PB
[EMAIL PROTECTED] wrote:
> I apologize if you saw this on the MySQL Forums but I have not gotten a
> response... Thanks for your help...
>
> I know this is probably a stupid question but I could use a nudge in the
> right direction.
>
> I would like to wrap my updates top MySQL in transactions. I am using ODBC as
> my means of communication (Visual FoxPro is the front end) and passing SQL
> statements off to the server one Execute at a time.
>
> I understand how I could do this with a stored procedure, or possibly even
> ADO, but I would prefer to send it one command at a time for various reasons.
>
> When I send the following series of commands through, though, it doesn't work
> although each statement tells me that it executed properly:
>
> *-- Set the connection string
> ConnectionString = "DRIVER={MySQL ODBC 3.51 Driver};SERVER=localhost;"
> + ; "DATABASE=test;" + ; "USER=test;"+; "PASSWORD=test;"+; "OPTION=3;"
>
> lnHandle = SQLSTRINGCONNECT(ConnectionString) &&Get the connection ?
> lnHandle &&Check the connection to make sure it worked.
> lcSQL = "START TRANSACTION"
> ? SQLEXEC(lnHandle, lcSQL)
> lcSQL = "BEGIN"
> ? SQLEXEC(lnHandle, lcSQL)
> lcSQL = "INSERT INTO n1 (n1) VALUES (1)"
> ? SQLEXEC(lnHandle, lcSQL)
> lcSQL = "INSERT INTO n1 (n1) VALUES (2)"
> ? SQLEXEC(lnHandle, lcSQL)
> lcSQL = "ROLLBACK"
> ? SQLEXEC(lnHandle, lcSQL)
>
> Yet, when I query the table after this runs, there are still two records
> despite the fact that I asked it to rollback the transaction and that all
> commands reported as executing OK.
>
> I am sure I am missing something stupid but I cannot find a decent doc on
> this (if you know of one, a reference would be appreciated).
>
> Thanks in advance for your help.
>
>
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