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Category : SQL

SQL related questions

what is the difference between NVL and NVL2 functions?

Question

With example

in progress 1

SQL 55 years 3 Answers 2433 views Grand Master

Find all the students who either are male or live in Mumbai ( have Mumbai as a part of their address).

Question

Write Query

in progress 1

SQL 55 years 22 Answers 18613 views Grand Master

Get alternate record from table

Question

How to fetch alternate records(even rows) from a table?

in progress 0

SQL 55 years 9 Answers 1799 views Grand Master

SQL Regular Expression

Question

Get all employee detail from EmployeeDetail table whose "FirstName" not start with any single character between 'a-p'

solved 1

SQL 55 years 5 Answers 2049 views Grand Master

SQL interview question | Conditional Query

Question

Write an SQL Query find number of employees according to gender whose DOB is between 01/01/1960 to 31/12/1975. Use column name as sex,DOB table name Employees

in progress 1

SQL 55 years 6 Answers 2500 views Grand Master

SQL output question | The Moonfrog Lab interview question

Question

SELECT ‘NITIN’+1 SELECT ‘NITIN’+’1’ SELECT(SELECT ‘NITIN’) SELECT ‘1’+1 SELECT 1+’1’

solved 3

SQL 55 years 18 Answers 2375 views Grand Master

Can you join two table without any common column?

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Join interview question

in progress 3

SQL 55 years 17 Answers 2973 views Grand Master

You always have a big data i.e. millions of rows in your tables, how would you partition it for optimum performance?

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Give a couple of partitioning examples

in progress 2

SQL 55 years 9 Answers 2094 views Grand Master

What is indexing in SQL? Meredith India interview question

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Explain with proper example

in progress 2

SQL 55 years 12 Answers 2650 views Grand Master

What is the difference between COUNT(*) and COUNT(ColName)?

Question

Explain with any example code

solved 1

SQL 55 years 14 Answers 2212 views Grand Master

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