What are the main features of a database?
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Explain what is a deadlock and mention how it can be resolved?
what is the difference between unique and primary key
Explain types of indexing in dbms?
What is use of dbms?
Give the cobol definition of a varchar field 177 when can an insert of a new primary key value threaten referential integrity?
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?
What do you mean by buffer manager?
How to reorder the table columns (fields)?
Which is the best database?
Define database lock?
What are the uses of database management system?
How do I create a database?
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