"Sommai Fongnamthip" <[EMAIL PROTECTED]> wrote in message
> Hi,
> I decide to make real time application (like stock market or online
> news).  How could I know when new data arrive to table and retrieve them
> display or update in web page?

You can't, actually, short of using server-side push;

what you can do is periodically requery the server; either reload the page
every so often, or (better) use a flag file - set it when data is changed -
and check it in the background with JavaScript, then reload the page only
when it is set.

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