Are Constraints exported through Export command?
Answer / guest
constraints ? [Y] Specifies whether table constraints
should be exported with table data. If N then constraints
won't get exported
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What is the difference between star flake and snow flake schema?
Can you drop all the columns of a table ?
Discuss transparent DBMS?
Where the Databases overall structure is maintained ?
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?
How index hunting contributes in improving the query performance?
What do you understand by data independence?
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What is file manager?
From where the Transactions per rollback segment is derived ?
What is table normalization?
What is database management system with example?