A relation schema R is in 3NF if it is in 2NF and for every FD X --> A either of the following is true
► X is a Super-key of R.
► A is a prime attribute of R.
In other words, if every non prime attribute is non-transitively dependent on primary key.
The INSERT INTO Statements
Which command displays the SQL command in the SQL buffer, and then executes it?
What will be the output of following query?
What operator tests column for absence of data?
What is the difference between TRUNCATE and DELETE commands?
What does the following query do?
State true or false. EXISTS, SOME, ANY are operators in SQL?
Which command executes the contents of a specified file?
What is the use of DESC in SQL?
Which function is used to find the largest integer less than or equal to a specific value?
rendc.org
Whether it is technological solutions or user-oriented innovations, We have put together for you the best sources of HR Interview Questions and Answers, Tech Ideas, and Programming Tutorials."
Get all the latest information on rendc.org
© 2022 | All rights reserved.
RENDC
welcome to www.rendc.org
