Have a dynamic website already? Want to add new information frequently? And - want to let the search engine and user know the updating of the website?

RSS is a good choice.

To give a hyperlink to RSS page is one choice.
In IE 7 after, there is a "Feed" button on the top. That one is surely mo

In MSSQL, we have row_number, and in MySQL, we have limit

Sometimes, the task is to find the record before and after a certain record. When the ordering is complex, it seems not easy for MySQL to do this, so row_number can be useful here.

But MySQL does not support row_number (when this entry is writt