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Cancel running query if it is detected that the connection to the client is

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lost. The only way we detect that at the moment is when write() fails when
we try to write to the socket.

Florian Pflug with small changes by me, reviewed by Greg Jaskiewicz.
This commit is contained in:
Heikki Linnakangas
2011-12-09 11:37:21 +02:00
parent d5f23af6bf
commit 5d8a894e30
4 changed files with 25 additions and 1 deletions
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6
src/backend/libpq/pqcomm.c
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@ -1247,9 +1247,13 @@ internal_flush(void)
/*
* We drop the buffered data anyway so that processing can
* continue, even though we'll probably quit soon.
* continue, even though we'll probably quit soon. We also
* set a flag that'll cause the next CHECK_FOR_INTERRUPTS
* to terminate the connection.
*/
PqSendStart = PqSendPointer = 0;
ClientConnectionLost = 1;
InterruptPending = 1;
return EOF;
}