Excellent Sql Apptitude questions

Sql Apptitude Very neat collection

Q. What will be the output of the following query?
SELECT  DECODE(TRANSLATE('A','1234567890','1111111111'), '1','YES', 'NO' );
Answer :
Explanation : 
The query checks whether a given string is a numerical digit. 

 Q. What command is used to create a table by copying the structure of another table? 
Q. What will be the output of the following query? 
 Q. What does the following query do?
Q. What is the difference between TRUNCATE & DELETE commands? 
For answers Go Here

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