Does this help in any way:
http://manual.cakephp.org/view/70/primary-keys-used-as-uuids
?
On Jun 18, 7:24 pm, "Novice Programmer" <[EMAIL PROTECTED]>
wrote:
> Hello all,
>
> This is more of a database question but since this group contains a lot of
> db experts as well, I am throwing it here as well.. I am having a table
> which represents entities... User can upload entities(pics, videos etc).. i
> want that no entity overwrite the other, but my entities can be on multiple
> servers.. so i can't check the file system for the save name of the entity.
> I need to refer to the table to see the entity_name... later on i use the
> name as unique id.. here is the code that does the trick..
>
> $result = $this->Entity->findByEntityUid($newfile);
>
> if (isset($result)) {
> $filenumber = 0;
> $filesuffix = '';
> $fileparts = explode('.', $newfile);
> $fileext = '.' . array_pop($fileparts);
> $filebase = implode('.', $fileparts);
>
> do {
> $filenumber++;
> $filesuffix = '-' . $filenumber;
> $entity_uid = $filebase . $filesuffix;
> $newfile = $entity_uid . $fileext;
> } while ($this->Entity->findByEntityUid($entity_uid));
>
> But i am worried that this code is not thread safe... Can some one suggest
> me that how to go about this problem? More over i want to use the same
> entity uid as a primary key to the table so more worries come in when i
> think that duplicate enteries can come in because of the code that is not
> thread safe.. Please help..
>
> --
> Thanks & Regards,
> Novice.
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