Let's assume I want to push the count of a user's posts in a thread into the thread's template. Then, I would need to query something like
"SELECT COUNT FROM post WHERE thread_id = AND user_id = ".
But what about pages 2, 3, 4, ...?
Do I want an extra query for each page? Does it make sense to cache this value? If so, where and how? If not, why not?
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"SELECT COUNT FROM post WHERE thread_id = AND user_id = ".
But what about pages 2, 3, 4, ...?
Do I want an extra query for each page? Does it make sense to cache this value? If so, where and how? If not, why not?
Читать далее...
