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skip_unusable_indexes

An Index or Disaster, You Choose (It’s The End Of The World As We Know It)

This come up recently with a customer and I saw a related question on OTN that made me realize I haven’t previously discussed the SKIP_UNUSABLE_INDEXES parameter. Let me start by making a very simple point. All it potentially takes to make your entire database effectively inoperable or indeed to maybe bring down a RAC instance is […]