What is a key in database?
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what the SUBSTR(SQUARE ANS ALWAYS WORK HARD,14,6) will return ?
What are different relationships existing in database?
How many database systems are there?
How is data stored in a relational database?
What are the steps to follow when preparing to create a table?
Who invented schema theory?
Define ddl interpreter.
Explain the necessary techniques to control deadlocks?
What are the advantages and disadvantages of views in the database?
What are the drawback of rdbms?
What is oracle block? Can two oracle blocks have the same address?
write a query to retrieve the last day of next month in oracle.
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