Define truncate and delete commands?
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What does fill factor concept mean with respect to indexes?
What is Log Switch ?
What is difference between database and server?
what is the difference between inline query and corelated subquery
What is a distributed database?
I have one Excel file with 80,000 Records. Now I need to load that whole file into Oracle Database with same columns in Excel sheet . How can i do that?
user says the db performance is slow or yesterday the query runned 1min and today its taking 30 min. how to trouble shot or were to start with?
What do you mean by durability in dbms?
What is buffer manager?
Why do we need foreign key?
Why do we need to use a database?
When should you consider denormalization?
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