What is the advantage of using preparedstatement?
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1)what is the difference between view and materilized view? 2)what is the difference between delete and truncate? 3)what is the difference between migration and upgration? 4)what is the difference between RMAN HOT BACKUP and normal hot backup?
What integrity rules exist in the dbms?
What are the types of database explain each of them briefly?
What is oracle block? Can two oracle blocks have the same address?
What is the definition of database management system?
There are 100 datafiles, numbered from 1 to 100. File number 10 is deleted and it has 500 MB of data. The database is working in archive log mode. How can be the database recovered ? While doing recovery the archive logs applied are from nos 1 to 100, but 50 gets corrupted. What do we do? Can we proceed further? If so how?
What is a database in computer?
What is the use of GRANT option in IMP command ?
select Nth highest salary by using rownum
4 Answers Ford, TCS, Tech Mahindra,
What is primary key in dbms?
How many rows can a database hold?
What is artificial key?
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