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Category : SQL

SQL related questions

Dunnhumby Interview Question | Data Type

Question

Given the first and last names of all employees in your firm, what data type will you use to store it?

SQL 55 years 0 Answers 709 views Great Grand Master

Tiger Analytics Interview Question | Query

Question

You are provided with a poor performing query, suggest some methods to improve it and satisfy the required conditions.

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SQL 55 years 0 Answers 1965 views Great Grand Master

Tiger Analytics Interview Question | Duplicate Entries

Question

While performing some tasks on a table, you get some duplicate entries. Suggest some ways to handle Duplicate Records.

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SQL 55 years 1 Answer 942 views Great Grand Master

Razorpay Interview Question | Table

Question

Can you modify the rows in a table based on values from another table? Explain.

SQL 55 years 0 Answers 1535 views Great Grand Master

Razorpay Interview Question | Conditional Processing

Question

Which expressions or functions allow you to implement conditional processing in a SQL statement? How would you proceed?

SQL 55 years 0 Answers 794 views Great Grand Master

PayPal Interview Question | Highest Salary

Question

Write a SQL query to find the 5th highest employee salary from an Employee Table. Explain your answer. (Note: You may assume that there are enough records in the Employee Table)

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SQL 55 years 2 Answers 743 views Great Grand Master

UrbanClap Interview Question | Triggers

Question

How to verify the trigger is fired or not and can you invoke the trigger on demand?

SQL 55 years 0 Answers 786 views Great Grand Master

Target Interview Question | Array of Integer

Question

You have two sorted array of integers, write a program to find a number from each array such that the sum of the two numbers is closest to an integer i.

SQL 55 years 0 Answers 723 views Great Grand Master

EY Interview Question | Long Sorted List

Question

From a long sorted list and a short 4 element sorted list, which algorithm will you use to search the long sorted list for 4 elements.

SQL 55 years 0 Answers 722 views Great Grand Master

EY Interview Question | Binary Search Tree

Question

How will you find the second largest element in a Binary Search tree?

SQL 55 years 0 Answers 770 views Great Grand Master

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