Ask a reply to the post after the user has a new reply to the idea and implementation method

How do you know after posting that there is a new reply to the post? To ask the gods for ideas or information.

Reply to discussion (solution)

Do you want to live or refresh the display?
Real-time on the Ajax long connection ~ Refresh the display directly into the library on the line

Establish???? Table, the first table used? The main?,?? Table to have a field, with the ID of the latest reply?
Create another table?? The ID column is the self-contained reply. The unique value Added

?? The latest reply ID of the first table.

There are two fields in my comment table, a field that records "which post is commented on", and the second field records "which comment is the reply to?"

Store the main post ID and the ID for the comment, respectively.

Thank you, guys, I know what I'm going to do when I see http://alzhai.com/post-13.html.

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