SQL:
1.	Write a queryto retrieve the author who was 
published a book at the youngest age?
2.	write a query to retrieve the no. of books 
published a each year in various languages?
3.	write a query to retrieve no. of books published by 
them only those authors who have published more than 1 book?
4.	write a query to retrieve who has not published any 
books during the year 2006?
5.	write a query to retrieve the authors who has 
published any books during the birth date  write this query 
in 2 ways 1)joins 2)sub query
6.	write a query to retrieve all the books which was 
published during jan 2007 & title containing India or 
published in the language hindi?


  1. table name is liberary managemnt and two column is 
there one is authors and another one is books .
2.four fields will comes under authours like nationality, 
birthdate ,first-language,second-language
3.four fields will comes under books like 
authour,title ,language,publish date  to write query using 
this details