Threads Hang When UCP Connection Borrowing Validation Is Enabled

(Doc ID 1599276.1)

Last updated on MAY 19, 2017

Applies to:

JDBC - Version and later
Information in this document applies to any platform.


UCP offers the ability to validate connections when “borrowing” from the pool. If this functionality is enabled, the interrupt status of the Thread is cleared – but no exception is thrown.


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