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From Builder.com]
Oracle's Heterogeneous Services (HS) allows users to access data stored outside Oracle as if the data were in a local Oracle table. It can be intimidating setting up HS in Oracle SQL*Net, so I'll provide some simple examples.
It's best to start from the data and work your way towards actual configuration. For the example in Listing A (which is for Oracle 9i on Windows), I'll start with a list of Australian capitals and their geographical coordinates in a file called capital.txt in an empty folder.
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