May 082009
 

Do I need a patch? Because timezone data is embedded not only in Database tables but also in arguments to PL/SQL functions and Java code, there is no way for Oracle to definitively tell any customer that they do NOT need to patch. The only way to eliminate risk is to patch all your systems. [...]

May 082009
 

Yum (Yellow dog Updater, Modified) automatic updater and package installer/remover for rpm systems. It automatically computes dependencies and figures out what things should occur to install packages.

Packages also include a digital signature to identify their source. Software management utilities like yum and rpm verify these signatures using GPG public key. Yum and RPM share a common keyring that stores all public keys for approved sources.

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