Sachin Kumar Profile picture
Jan 2 โ€ข 13 tweets โ€ข 12 min read
โ–ถ๏ธYou want to reach an intermediate SQL level inside a week ๐Ÿ”ฅ

๐Ÿ’ฏ I have the recipe for it

Yeah, no kidding. Seriously๐Ÿซก

Source - Sidharth Kriplani Sir

๐Ÿงต๐Ÿ‘‡
1โƒฃDay One:
SQL Bolt (sqlbolt.com)
Data science skill (bit.ly/3i6obPg)
2โƒฃDay Two:
Average post hiatus (bit.ly/3WRPv2I)
Teams power users (bit.ly/3jCIggI)
Cards issued difference (bit.ly/3YUdhgi)
-Pharmacy Analytics Part 1 (bit.ly/3hWwb5q)
Pharmacy Analytics Part 2 (bit.ly/3Q2Gm53)
Most expensive purchase (bit.ly/3VrvIWx)
3โƒฃDay Three:
Unfinished parts (bit.ly/3Vydpzd)
Compressed mean (bit.ly/3C8oDUf)
Apple pay volume (bit.ly/3Cb9Sjg)
Subject mater expert (bit.ly/3Grfskj)
-Highest number of products (bit.ly/3Go3LL0)
Ad campaign ROAS (bit.ly/3i0bNAw)
Top rated businesses (bit.ly/3hSqjdG)
4โƒฃDay Four:
Advertiser Status (bit.ly/3i2mhzh)
Average Vacant Days (bit.ly/3Wun3nC)
3-Topping Pizzas (bit.ly/3GpHxIA)
Average Deal Size (Part 2) (bit.ly/3vpRj7k)
-LinkedIn Power Creators (Part 2) (bit.ly/3FZf8aR)
Bad Delivery Rate (bit.ly/3IeNmKt)
Email Table Transformation (bit.ly/3WSr2Kq)
5โƒฃDay Five:
Event Friends Recommendation (bit.ly/3jCzyiz)
Follow-Up Airpod Percentage (bit.ly/3G562tl)
Fill Missing Client Data (bit.ly/3C8JaYu)
-First Transaction (bit.ly/3vmsmJW)
Google Maps Flagged UGC (bit.ly/3IdKrS3)
6โƒฃDay Six:
Highest-Grossing Items (bit.ly/3jE697G)
Best-Selling_Product (bit.ly/3GnytnF)
International Call Percentage (bit.ly/3PXrNzO)
Reactivated Users (bit.ly/3GqWzhh)
7โƒฃDay Seven:
Rolling 3-Day Earnings (bit.ly/3vHPral)
Tweet's Rolling Averages (bit.ly/3I9JuKn)

โ–ถ๏ธNote: some of the problems are "premium" problems

โ€ข โ€ข โ€ข

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More from @Sachintukumar

Jan 3
Day -12 on #JPMorgan SQL Questions Series

๐Ÿงต๐Ÿ‘‡
Q12) Write a query that outputs the name of each credit card and the difference in issued amount between the month with the most cards issued, and the least cards issued. Order the results according to the biggest difference.
๐ŸซกThankyou Shri @NickSinghTechSir For Creating Such a Great Platform
@DataLemurHQ For SQL & Data Science Learners

๐Ÿ–๏ธCode Snippet : Image
Read 4 tweets
Jan 3
3 SQL Games that will take your SQL skills to the next level

๐Ÿงต๐Ÿ‘‡
๐Ÿ. ๐’๐๐‹ ๐Œ๐ฎ๐ซ๐๐ž๐ซ ๐Œ๐ฒ๐ฌ๐ญ๐ž๐ซ๐ฒ

A murder has happened in SQL city!

Can you use your SQL knowledge to find the killer?

๐Ÿ‘‰ lnkd.in/gg5UedDQ
๐Ÿ. ๐’๐๐‹ ๐๐จ๐ฅ๐ข๐œ๐ž ๐ƒ๐ž๐ฉ๐š๐ซ๐ญ๐ฆ๐ž๐ง๐ญ

Join SQLPD, and solve crimes while learning SQL in the process!

๐Ÿ‘‰ sqlpd.com
Read 5 tweets
Jan 2
Day -11 on #TikTok SQL Questions Series

๐Ÿงต๐Ÿ‘‡
Q11) New TikTok users sign up with their emails & each user receives a text confirm to activate their Acc. Assume you r given below tables about email & text

Write query to display the id of the users who didn't confirm on the first day of sign-up but confirmed on the second day
๐ŸซกThankyou Shri @NickSinghTechSir For Creating Such a Great Platform @DataLemurHQ For SQL & Data Science Learners

๐Ÿ–๏ธCode Snippet :
Read 4 tweets
Jan 1
Day -๐Ÿ”Ÿ on @facebook SQL Questions Series ๐Ÿš€๐ŸŽฏ

& Extremely sorry guys๐Ÿ™ from last 2 days I am not posted but now onward i will Continue these series ๐Ÿ˜ƒ๐Ÿ”ฅ

๐Ÿงต๐Ÿ‘‡
Q10) Assume you have an events table on app analytics. Write a query to get the appโ€™s click-through rate (CTR %) in 2022. Output the results in percentages rounded to 2 decimal places.
๐ŸซกThankyou Shri @NickSinghTechSir For Creating Such a Great Platform @DataLemurHQ For SQL & Data Science Learners

๐Ÿ–๏ธCode Snippet : Image
Read 4 tweets
Dec 23, 2022
Free SQL Resources for beginners!

Spend $0 and earn yourself some SQL knowledge with these sites.

Post Credit - Travis Tang Sir

๐Ÿงต๐Ÿ‘‡
1๏ธโƒฃ ๐™†๐™๐™–๐™ฃ ๐˜ผ๐™˜๐™–๐™™๐™š๐™ข๐™ฎ's Intro to SQL: Querying and Managing Data comes with video lessons and interactive coding exercises.
(lnkd.in/g5y_Pfvf)
2๏ธโƒฃ ๐˜พ๐™ค๐™™๐™š๐™–๐™˜๐™–๐™™๐™š๐™ข๐™ฎ provides a treasure trove of text tutorials for beginners and intermediates alike. (lnkd.in/gZ5_uYjC)
Read 6 tweets
Dec 22, 2022
๐Ÿ’กDay -2 on SQL Questions

๐Ÿงต๐Ÿ‘‡
Q2) Assume you are given the tables below about Facebook pages and page likes. Write a query to return the page IDs of all the Facebook pages that don't have any likes. The output should be in ascending order. ( Questions Link is also Provided )
๐Ÿ™ŒThankyou so much Shri @NickSinghTechSir For
Creating Such a Great Platform @DataLemurHQ For
SQL & Data Science Learners

๐Ÿ–๏ธCode Snippet :
Read 4 tweets

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