“Si tu ne vas pas a Lagardere, Lagardere ira a toi.”
|--Le Bossu, Alexandre Dumas|
This chapter takes you through the required steps for turning your database into a Web services consumer and explains how to invoke external Web services from within SQL, PL/SQL, or Java in the database. To begin, as already covered in Chapter 14, why should you consider calling external Web services from the database?
In Chapter 17, I describe how the new corporate registry application of the British Columbia government in Canada exchanged data produced between the Oracle database and its legacy mainframe, which processes part of the application using a set of Web services ...