Pak/ed - Latest Questions and Articles



Pak/ed - Latest Questions and Articles

What is bottom-up data warehouse architecture?

What is a checkpoint in database?

What is meant by the persistent property for databases?

What is meant by the shared property for databases?

What is SQL?

What is a null value?

When is it not permissible for foreign keys to store null values?

What is a referenced row?

What happens to unmatched rows with the full outer join operator?

How to resolve Oracle DB Error ORA-00032: invalid session migration password?

How to resolve Oracle DB Error ORA-00033: current session has empty migration password?

What is Oracle DB Error ORA-00034: cannot string in current PL/SQL session?

How to resolve Oracle DB Error ORA-00036: maximum number of recursive SQL levels exceeded?

What is a hash file?

What is HOLAP?

What is implicit PL/SQL cursor?

What is key preserving table?

What is a natural join?

What are the reponsibilities of a DBA?

What is Data Dictionary?




April 29, 2024

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