Gather Stale Stats Oracle | #dailyDBA 32 - a podcast by Arun Kumar
from 2020-03-02T11:30
#dbaChallenge: What are the different user roles inside Oracle Multi-tenant architecture?
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Questions Picked-up For This Episode:
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1. How oracle SQL engine re-writes the query?
2. Could you please explain what is the difference between SGA_Target, PGA_Target and Memory_Target?
3. What is meant by stale stats on a table? How to resolve it?
4. Why I can't grant DBA privilege to a user inside PDB while connected to CDB as sys user?
5. How can I export schema using data pump from last full backup taken via RMAN?
Bonus Question: Oracle query running slow. Earlier it was taking 9 min and now taking 48 min.
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