On 6/27/09 7:09 PM, "Daniel Kolbo" <kolb0...@umn.edu> wrote:

> Tom Worster wrote:
>> On 6/27/09 3:15 PM, "Daniel Kolbo" <kolb0...@umn.edu> wrote:
>>> When a MySQL table is locked a php call of mysql_query() that requires
>>> that table will hang as the request blocks at the MySQL server until the
>>> table is unlocked.  Is there a way to stop a mysql_query from hanging
>>> (by setting a time limit)?
>> would it be possible to test for presence of the lock before issuing the
>> query that would block? if so, you could check the lock periodically until
>> your time limit is up. would achieve you you're looking for?
> it would still be possible that after checking but before issuing the
> query the table's could be locked - albeit a much smaller chance.

that's true.

what would be nice for this kind of problem would be a kind of async api,
perhaps a bit like curl_multi but with a way to check the state of an
outstanding query (queued, processing, etc). much like a js script uses

PHP General Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php

Reply via email to