Top 9 SQL queries for interview | SQL Tutorial | Interview Question

#mysql #oracle #dbms #query #top #sqlserver #database
In this video we will see #Top 9 #SQL query Which are very important for the #PlacementPreparation

👉The TOP 9 SQL query are-
✅Find the third-highest salary from the EmployeeInfo table.
✅Find the Nth highest salary from the table without using TOP/limit keyword.
✅Find duplicate rows in a table.
✅Calculate the even and odd records from a table.
✅Display the first and the last record from the EmployeeInfo table.
✅How do you copy all rows of a table using SQL query?
✅Retrieve the list of employees working in the same department.
✅Retrieve the last 3 records from the EmployeeInfo table.
✅Fetch details of employees whose EmpLname ends with an alphabet ‘A’ and contains five alphabets.

⭐Part 2:Top 9 SQL queries for interview -

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[AbdulHadi-qqhq]

Thank you very much Di for very to-the-point explanation of basic SQL queries!

[prasoonrauniyar]

This video helped me as a quick refreshment of SQL, appreciate your hard work.

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[amankhhan]

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[ankushmahajan]

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[anuragmohanty]

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[prajaktapuri]

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[ankushmahajan]

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[savantrada]

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[shubhambhawsar]

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[aditiiawasthi]

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[vivekwagh]

loved the video would like to have 2nd part for it

[gauravghosh]

Thank you so much Ma'am for your detailed information. This helped me a lot to brushup

[milar]

Great presentation.
Very clear explanation and target precision poin very simple way any one can understand even a person has no previous query background.
Thank you Ms Erra!

[Sohelkhans]

While getting employees working in same department we can use groupby instead of using alias for two tables. Whenever u use alias for a table it creates a copy of that table in RAM, which is highly inefficient if u have large table with thousands of rows.

[prasadphatak]

This is actually good, learnt some good things here.

[suneelkumargoyal]

Most important queries and simply explain.