What is a key in database?
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What are different partitioning techniques in database?
Explain the term entity set in dbms?
What do databases contain?
How to disconnect the user connection?
Can A column defined as PRIMARY KEY can have NULL values ?
What is a join in the sql?
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?
Can an Alert message be changed at runtime ?
How to detect the server version?
Where the Databases overall structure is maintained ?
How to activate all indexes in firebird?
What is foreign key in dbms?
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