Sebastian Bossung writes:

> how do you find out if a row is locked _before_ using SELECT ... FOR UPADTE
> on it. The SELECT will wait for the lock to be removed (if there was one),
> making the user think the app crashed.

There is currently no way to detect locks.  You could implement a timeout
in your application after which you send a query cancel.  A waiting lock
still distinguishes it from a crashed program, ISTM.

-- 
Peter Eisentraut   [EMAIL PROTECTED]   http://funkturm.homeip.net/~peter


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