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php-db | 2001072

[PHP-DB] Re: new data detect From: Hugh Bothwell (hugh_bothwell <email protected>)
Date: 07/25/01

"Sommai Fongnamthip" <sommai <email protected>> wrote in message
news:5.1.0.14.2.20010726085848.00a7f760 <email protected>
> 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
to
> 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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