Explain the concept of data island?

Answer Posted / just

A data island is a subset of entities that are connected to
each other via relationships, but that are independent of
other entities within the same data store.

in XML Terms
What is it? An XML data island is XML data embedded into an
HTML page.

Why avoid it? XML Data Islands only works with Internet
Explorer browsers.

What to use instead? You should use JavaScript and XML DOM
to parse and display XML in HTML

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