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Oracle DBA Interview Questions

Q   |   QA

Can't change CHARACTERSET of a database, you will need to re-create the database with
appropriate CHARACTERSET. 

All Archivelogs 

1. Modify init.ora parameter START_ARCHIVE=TRUE
2. SQL> SHUTDOWN IMMEDIATE;
3. STARTUP MOUNT;
4. ALTER DATAVASE ARCHIVELOG;
5. ALTER DATABASE OPEN; 

By turning MONITORING ON that index and querying into INDEX_USAGE table 

By setting FORCE LOGGING to TRUE, all transactions will generate REDO. This is used for Data Guard, so no data will be missed (i.e. transactions that were run with NOLOGGING option) in Standby database 

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