GallantGifts wrote:so in the first option:
Would I need to change POST to GET before this could become an option?
Right; this would ensure that the data sent to the search script is contained in the URL, which is the only piece of information you share between bookmarking a page or sending the URL to someone else.
GallantGifts wrote:in the second option:
We do have a large database (750,000 products) that are searched. Do you recall these cached id's in the PHP code or through a URL string?
I'm not too knowledgeable in the best practices for caching database queries and things of that nature; I'd have to direct you to the gurus over in the Database forum.