Rob Dixon wrote: > Bob'S Demise wrote: > > Hello > > > > I've written a Perl/CGI that allows a user to search > > for a string in a specified file. I've yet to make > > this little program widely available - and currently > > with one or two users - it's quite speedy. I > > anticipate no more than 20 users attempting to access > > the same file at the same time - and this probably > > won't occur very often. I intend to eventually move > > this data to database and use DBI. Until then - I'm a > > bit concerned. Any undesirable results I might > > expect? > > Is it necessary to lock a file for reading? My gut > > suggests the file won't be available until the file > > handle closes or the program ends. > > Your file needs to locked against writing but that's all. > You can achieve this operationally (by only changing > a maintenance copy while your site is live).
That should, obviously, be "... only while your site is down...". Sorry. :-/ Rob -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
