Re: PSQLException: The column name was not found in this ResultSet.

* Lew:

> I do not know of any interface that requires its implementations to be
> thread safe, anywhere in Java.  The closest I can think of is the JPA
> javax.persistence.EntityManagerFactory, all extant implementations of
> which are thread-safe, but of course the interface cannot require
> that.
>
> Can you think of one that does?

java.util.concurrent.BlockingQueue and many others from the
java.util.concurrent package.  This is not enforced by the language,
of course.

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Florian Weimer                <fweimer@bfk.de>
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