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Sql - Interview Questions and Answers for 'Deloitte' - 3 question(s) found - Order By Newest

  Q1. What is the use of Transient Keyword ?Core Java
Anonymous
Ans. It in Java is used to indicate that a field should not be serialized.

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   Like         Discuss         Correct / Improve     java   oops   serialization   transient   java keywords     Asked in 38 Companies      intermediate        frequent

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 Q2. Given an Employee Table with Salary Column, Find 2nd and 5th highest salary in a particular department.SQL2018-07-04 16:23:54

Ans. Select salary from (select salary from employee where department = order by salary desc limit 5) emp order by salary limit 1 AND Select salary from (select salary from employee where department = order by salary desc limit 2) emp2 order by salary limit 1

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   Like         Discuss         Correct / Improve     sql  database   find 2nd highest salary sql database     Asked in 1 Companies


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 What are Inner , Outer , Left and Right Joins in SQL ?
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 What is a self Join and give an example of a self Join ?

or

What is self Join and What is it's purpose ?
  Difference between Inner and Outer Join ?
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  Does SQL allow null values ? Can we use it within Where clause ?
  Write an SQL to find all records having all upper case alphanumeric characters in a field ?
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  Do you know of any DB statement that can be used if we would like to insert multiple rows into a table ?


 Q3. Sort an Employee Object based on Name or AgeDatabase2019-03-31 08:36:02

 This question was recently asked at 'Deloitte'.This question is still unanswered. Can you please provide an answer.


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   Like         Discuss         Correct / Improve     sql query     Asked in 1 Companies


Related Questions

  What is JDBC? Describe the steps needed to execute a SQL query using JDBC.
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