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Tag Archive for enterprise-development

What IDE(s) or editor(s) do companies like Google, Apple, IBM, etc. use? [closed]

It’s difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 12 years ago. Even though I have quite some experience in […]

Do we need to use JCA while connecting to db from inside EJB

While writing an EJB (deployed on WAS) that connects to a db, i have never needed to use JCA. But apparently JCA is the standard for connection to thrid party EIS (which includes database).
So does the WAS implement JCA internally? Under what situation would the app develoepr need to use JCA related classes?