What is the difference between case version and decode version?
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If I delete a table and then rollback it, do the index on the table remains? What if I drop the table and roll back?Do index on the table remains? What if I truncate the table and roll back? Do the index on the table remains
Who proposed the relational model?
Why does reading require write privileges on database file?
What are stored procedures in a database?
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?
What is the use of INDEXES option in EXP command ?
Does google have a database like access?
What is rdbms table?
what are the differences you find when working with oracle 91 and sql server 2005?
What is a concurrency problem in dbms?
Is a server a database?
what are the advantages of using them.
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