| Completely static |
Yes |
A single copy of the rendered page will be saved in the cache. (see Recipe 16.1) |
| Contents change as a function of query string values. |
Possibly |
Multiple copies of the rendered page will need to be saved in the cache. (see Recipe 16.2) |
| Static but rendered page varies by client browser. |
Yes |
One copy of the rendered page will be saved in the cache for each major version of a browser. (see Recipe 16.3) |
| Input form |
No |
Caching an input form page can result in the data entered by one user being displayed to another user. |
| Dynamically created from database |
Possibly |
If the contents of the database change at a known interval such as currency exchange data, etc., the page can be cached without the danger of displaying stale data. If the contents of the database change erratically, the page generally should not be cached. |
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