From: | Weiping He <laser(at)zhengmai(dot)com(dot)cn> |
---|---|
To: | Wei Weng <wweng(at)kencast(dot)com> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: Is this valid? |
Date: | 2002-08-13 03:58:02 |
Message-ID: | 3D5883CA.8030803@zhengmai.com.cn |
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Thread: | |
Lists: | pgsql-sql |
Wei Weng wrote:
>I am not sure if this is the right mailing list I talk to. Please let me
>know if I had violated any unwritten rules. :)
>
>I have a global variable PGconn* m_pgconn that is the connection handle
>for connecting to the postgresql database. Can I access/use the handle
>from multiple threads? Say I have a thread that does some insertion
>through this handle/database connection(m_pgconn) and also another
>thread that do some insertion *on the same table* through this
>handle(m_pgconn), will that break?
>
>Thanks
>
>
>
>
I don't think it's a good idea to use global variable
in multi-thread environment.
I think use different handle in differents is better.
libpq is thread safe, but it doesn't necessary mean
that you could free of your own code.
regards laser
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