Explain the concepts of a primary key and foreign key.
You loss one datafile and DB is running in ARCHIVELOG mode. You have full database backup of 1 week old and partial backup of this datafile which is just 1 day old. From which backup should you restore this file?
Explain the Difference Between a Primary Key and a Foreign Key.
Which software is best for database?
Mention the different types of dbms.
What are the different modes of mounting a Database with the Parallel Server ?
What is cold backup (in case of oracle)?
What is the use of INCTYPE option in EXP command ?
Why is rdbms important?
What are the two main functions of queries in databases?
What is stored procedure in database?
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What are the characteristics of dbms?