LEAD and LAG Functions In SQL | Advance SQL Interview Question (Many Examples)

Hi, In this video we've discussed an advance sql interview question, we've discussed in depth about LEAD and LAG function in SQL.
Link to Ranking Window Functions video:
• SQL Window Functions |...
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[@smellypantss]

I have watched a few videos but this tutorial gave me complete clarity on the subject.

[@mukeshk4001]

Hello ma'am I have watched other videos on the windows functions but got clarity from your videos on this topic. Thank you ma'am.

[@malavikatalks]

Understood clearly. Nice explanation.

[@crackconcepts]

Thanks :)

[@kesavanmechanical]

Nicely explained. Thankyou. Expecting more videos.

[@mahmoudfadaly8074]

my hero who always saves me when I don't understand a concept

[@shaikusman536]

Very good example...very well explained....Thanks for your efforts....

[@santanupuhan1259]

Thank you

[@RoRogers7]

100K by the time we meet PAKKA

[@PankajKumar-tr7bg]

what is real llife use for LAG AND LEAD BOTH ?

[@s.abinash]

What is the use case , why we use this

[@deepuchow]

Understood mam, but what is the use case. When do we have to use this? Could you please let us know.

[@AK-ij9il]

I need to find time difference less than 1 using lag function? How to do that?

[@jaitiwari241]

Plz share dataset so that we can practice