some question about cpu patch
1.what is cpu patch .?
2.why oracle introduce the cpu patch ?
3.where to download cpu patch ?
4.our db is 11.1.0.6 , does we need install cpu patch for 11.1.0.6 every four month ?
dose 11.1.0.7 patchset contain all cpu patch in 11.1.0.6?
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