You're creating a hash value with the MD5 algorithm. Not sure why it's prefixing with 'query' since that's not really namespacing anything (afraid of collision perhaps?).
http://php.net/md5 Toru On Thu, Apr 16, 2009 at 12:28 PM, Paras <[email protected]> wrote: > > I found a sample code online which showed me how I can use memcached > with php. Here is the code. > > //write query > $sql = "select * from pages where page_id=1"; > > //create an index key for memcache > $key = md5('query'.$sql); > > Can anyone tell me what the line after the second comment means ? > > > > Thanks, > Paras
