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Data Science

Data Science

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Learn how to analyze data effectively and manage databases with ease. Buy ads: https://telega.io/c/sql_databases

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πŸ“ˆ Analytical overview of Telegram channel Data Science

Channel Data Science (@sql_databases) in the English language segment is an active participant. Currently, the community unites 71 067 subscribers, ranking 2 281 in the Education category and 4 735 in the India region.

πŸ“Š Audience metrics and dynamics

Since its creation on Π½Π΅Π²Ρ–Π΄ΠΎΠΌΠΎ, the project has demonstrated rapid growth, gathering an audience of 71 067 subscribers.

According to the latest data from 06 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -16 over the last 30 days and by 26 over the last 24 hours, overall reach remains high.

  • Verification status: Not verified
  • Engagement rate (ER): The average audience engagement rate is 11.78%. Within the first 24 hours after publication, content typically collects 2.97% reactions from the total number of subscribers.
  • Post reach: On average, each post receives 8 369 views. Within the first day, a publication typically gains 2 110 views.
  • Reactions and interaction: The audience actively supports content: the average number of reactions per post is 0.
  • Thematic interests: Content is focused on key topics such as database, learning, linkedin, udemy, 029k|.

πŸ“ Description and content policy

The author describes the resource as a platform for expressing subjective opinions:
β€œLearn how to analyze data effectively and manage databases with ease. Buy ads: https://telega.io/c/sql_databases”

Thanks to the high frequency of updates (latest data received on 08 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Education category.

71 067
Subscribers
+2624 hours
+477 days
-1630 days
Posts Archive
πŸ–₯ SQL Short Notes
+7
πŸ–₯ SQL Short Notes

πŸ–₯ SQL JOINS Cheat Sheet
πŸ–₯ SQL JOINS Cheat Sheet

Repost from Linkedin Learning
Welcome to our Development Pack! πŸš€ If you're interested in web development, mobile development, machine learning, or even Ch
Welcome to our Development Pack! πŸš€ If you're interested in web development, mobile development, machine learning, or even ChatGPT, you're in the right place. You'll find channels for everything, starting with the famous Python 🐍 and JavaScript, and finishing with React, Next.js, AutoCAD, and SolidWorks. We also cover databases, Linux 🐧, ethical hacking, cybersecurity, finance and marketing, crypto tutorials, and many more. 🌟 πŸ“± Development Pack

πŸ“¦ Exercise Files

πŸ“±SQL Database Mastery πŸ“±Introduction to Spark SQL and DataFrames

πŸ”… Introduction to Spark SQL and DataFrames 🌐 Author: Dan Sullivan πŸ”° Level: Intermediate ⏰ Duration: 1h 54m πŸŒ€ Learn about
πŸ”… Introduction to Spark SQL and DataFrames 🌐 Author: Dan Sullivan πŸ”° Level: Intermediate ⏰ Duration: 1h 54m
πŸŒ€ Learn about DataFrames, a widely used data structure in Apache Spark. Discover how to manipulate and analyze distributed data with the DataFrames API and SQL.
πŸ“— Topics: Apache Spark, SQL πŸ“€ Join SQL Database Mastery for more courses

πŸ“¦ Keys in SQL
+7
πŸ“¦ Keys in SQL

πŸ”…SQL Revision Notes for InterviewπŸ’‘
+8
πŸ”…SQL Revision Notes for InterviewπŸ’‘

TOP 18 SQL Interviews Q AπŸ’‘πŸ’₯
+7
TOP 18 SQL Interviews Q AπŸ’‘πŸ’₯

πŸ–₯ SQL Commands - essentials
πŸ–₯ SQL Commands - essentials

πŸ”… PREMIUM CHANNELS -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦- πŸ”° Funny Telegram Videos -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦-- 197k| πŸ”° Linkedin Learning Courses 110k| πŸ”° Premium Udemy Courses 103k| πŸ”° Photoshop Tutorial -β—¦-β—¦--β—¦- 101k| πŸ”° Web Development 080k| πŸ”° Learn Python 077k| πŸ”° JavaScript Courses -β—¦-β—¦--β—¦- 056k| πŸ”° Ethical Hacking Courses 054k| πŸ”° Machine Learning 044k| πŸ”° Learn React and NextJs -β—¦-β—¦--β—¦- 037k| πŸ”° Best Telegram Channels 036k| πŸ”° SQL Databases Mastery 033k| πŸ”° Linux Tutorials -β—¦-β—¦--β—¦- 030k| πŸ”° 100 Days of Python 024k| πŸ”° ChatGPT Mastery 024k| πŸ”° Mobile APP Development -β—¦-β—¦--β—¦- 023k| πŸ”° Business Training 023k| πŸ”° Zero to Mastery 022k| πŸ”° Codedamn Courses -β—¦-β—¦--β—¦- 021k| πŸ”° Udemy Learning 020k| πŸ”° Crypto Lessons 019k| πŸ”° Linkedin Learning -β—¦-β—¦--β—¦- 019k| πŸ”° React 101 017k| πŸ”° Telegram's Shorts 014k| πŸ”° Coding Interview -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦-- πŸ”° Add Your Channel -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦- πŸ”° 2hrs on top & 8hrs in channel!

πŸ–₯ SQL Chart
πŸ–₯ SQL Chart

πŸ”… DATABASE IN SQL
+7
πŸ”… DATABASE IN SQL

πŸ”… PREMIUM CHANNELS -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦- πŸ”° Funny Telegram Videos -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦-- 196k| πŸ”° Linkedin Learning Courses 110k| πŸ”° Premium Udemy Courses 103k| πŸ”° Photoshop Tutorial -β—¦-β—¦--β—¦- 100k| πŸ”° Web Development 080k| πŸ”° Learn Python 077k| πŸ”° JavaScript Courses -β—¦-β—¦--β—¦- 055k| πŸ”° Ethical Hacking Courses 054k| πŸ”° Machine Learning 044k| πŸ”° Learn React and NextJs -β—¦-β—¦--β—¦- 037k| πŸ”° Best Telegram Channels 036k| πŸ”° SQL Databases Mastery 033k| πŸ”° Linux Tutorials -β—¦-β—¦--β—¦- 029k| πŸ”° 100 Days of Python 024k| πŸ”° ChatGPT Mastery 024k| πŸ”° Mobile APP Development -β—¦-β—¦--β—¦- 023k| πŸ”° Business Training 022k| πŸ”° Zero to Mastery 022k| πŸ”° Codedamn Courses -β—¦-β—¦--β—¦- 021k| πŸ”° Udemy Learning 020k| πŸ”° Crypto Lessons 019k| πŸ”° Linkedin Learning -β—¦-β—¦--β—¦- 018k| πŸ”° React 101 017k| πŸ”° Telegram's Shorts 014k| πŸ”° Coding Interview -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦-- πŸ”° Add Your Channel -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦- πŸ”° 2hrs on top & 8hrs in channel!

πŸ–₯ Learn The Concepts of SQL From This Post πŸš€
+8
πŸ–₯ Learn The Concepts of SQL From This Post πŸš€

πŸ–₯ Joins In SQL All Types
+4
πŸ–₯ Joins In SQL All Types

πŸ–₯ 50 SQL INTERVIEW Q/AπŸ’‘πŸ’₯
+7
πŸ–₯ 50 SQL INTERVIEW Q/AπŸ’‘πŸ’₯

πŸš€ Popular SQL Challenges You Should Know! 1. How to Find the Second Highest Value in a Column  Need to find the second
πŸš€ Popular SQL Challenges You Should Know! 1. How to Find the Second Highest Value in a Column  Need to find the second highest salary? Use a combination of ORDER BY and LIMIT to get it easily: SELECT MAX(salary) AS second_highest_salary FROM employees WHERE salary < (SELECT MAX(salary) FROM employees); 2. How to Find the N-th Highest Salary in a Table Want to find the N-th highest salary? Just order the salaries in descending order and use LIMIT to pick the exact one you need. For example, to find the 3rd highest salary: SELECT salary FROM employees ORDER BY salary DESC LIMIT 2,1; πŸ“š More SQL challenges and solutions available here: https://t.me/sql_and_dbt πŸš€

πŸ”… PREMIUM CHANNELS -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦- πŸ”° Funny Telegram Videos -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦-- 192k| πŸ”° Linkedin Learning Courses 108k| πŸ”° Premium Udemy Courses 103k| πŸ”° Photoshop Tutorial -β—¦-β—¦--β—¦- 096k| πŸ”° Web Development 078k| πŸ”° Learn Python 075k| πŸ”° JavaScript Courses -β—¦-β—¦--β—¦- 055k| πŸ”° Ethical Hacking Courses 052k| πŸ”° Machine Learning 042k| πŸ”° Learn React and NextJs -β—¦-β—¦--β—¦- 036k| πŸ”° Best Telegram Channels 035k| πŸ”° SQL Databases Mastery 032k| πŸ”° Linux Tutorials -β—¦-β—¦--β—¦- 029k| πŸ”° 100 Days of Python 024k| πŸ”° Mobile APP Development 023k| πŸ”° ChatGPT Mastery -β—¦-β—¦--β—¦- 022k| πŸ”° Zero to Mastery 022k| πŸ”° Codedamn Courses 021k| πŸ”° Business Training -β—¦-β—¦--β—¦- 021k| πŸ”° Udemy Learning 020k| πŸ”° Crypto Lessons 018k| πŸ”° React 101 -β—¦-β—¦--β—¦- 018k| πŸ”° Linkedin Learning 017k| πŸ”° Telegram's Shorts 013k| πŸ”° Coding Interview -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦-- πŸ”° Add Your Channel -β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦--β—¦-β—¦--β—¦- πŸ”° 2hrs on top & 8hrs in channel!

πŸ“¦ Exercise Files