Included Database Management Courses (#10901)

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Included a Blockchain Technology course from a leading institution, the University of Berkeley.

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Including an exceptional Python course focused on machine learning and artificial intelligence.

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Added an impressive selection of books encompassing Robotics and Artificial Intelligence.

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I incorporated some excellent OCaml courses into the code.

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Co-authored-by: Sohan Sai <76840110+sohansai@users.noreply.github.com>

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Co-authored-by: Sohan Sai <76840110+sohansai@users.noreply.github.com>

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Co-authored-by: Eric Hellman <eric@hellman.net>

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Co-authored-by: Eric Hellman <eric@hellman.net>

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Co-authored-by: Eric Hellman <eric@hellman.net>

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Co-authored-by: Eric Hellman <eric@hellman.net>

---------

Co-authored-by: Sohan Sai <76840110+sohansai@users.noreply.github.com>
Co-authored-by: Eric Hellman <eric@hellman.net>

courses/free-courses-en.md

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 * [15-721 Advanced Database Systems (Spring 2023)](https://www.youtube.com/playlist?list=PLSE8ODhjZXjYzlLMbX3cR0sxWnRM7CLFn) - CMU Database Group
 * [CMU Intro to Database Systems](https://youtube.com/playlist?list=PLSE8ODhjZXjaKScG3l0nuOiDTTqpfnWFf) - CMU Database Group
 * [Database Design and Management](https://www.udemy.com/course/database-design-and-management) - Visual Paradigm (Udemy)
+* [Database Management System \| CS & IT \| GATE 2024](https://www.youtube.com/playlist?list=PLPvaSRcEQh4kfVIyezAQu9Mvj5FBk_OEN) - Gate Wallah English
+* [Database Management Systems](https://www.youtube.com/playlist?list=PLZ2ps__7DhBYc4jkUk_yQAjYEVFzVzhdU) - Partha Pratim Das (IIT Madras B.S. Degree Programme)
 * [Database Management Systems](https://www.youtube.com/playlist?list=PLBlnK6fEyqRi_CUQ-FXxgzKQ1dwr_ZJWZ) - Neso Academy
 * [Database Systems](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-830-database-systems-fall-2010/) (MIT's opencourseware)
 * [Database Systems - Cornell University Course (SQL, NoSQL, Large-Scale Data Analysis)](https://www.youtube.com/watch?v=4cWkVbC2bNE) - Professor Immanuel Trummer, freeCodeCamp.org
+* [DBMS for GATE Exams](https://www.youtube.com/playlist?list=PLWPirh4EWFpGrpcMfZ6UcdI786QdtSxV8) - Tutorialspoint
 * [DBMS Placement Series](https://youtube.com/playlist?list=PLDzeHZWIZsTpukecmA2p5rhHM14bl2dHU) - CodeHelp by Babbar
 * [DML Server Administration](https://alison.com/course/databases-dml-statements-and-sql-server-administration-revised) (Alison)
 * [Introduction to Databases](https://lagunita.stanford.edu/courses/Engineering/db/2014_1/about) (Stanford University)
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 * [Learn SQL](https://popsql.com/learn-sql) - PopSQL
 * [Learn SQL](https://www.sololearn.com/learning/1060) - *registration required*
 * [Learn SQL: SQL Tutorial for Beginners](https://www.programiz.com/sql) - Programiz
+* [MySQL Playlist](https://www.youtube.com/playlist?list=PLZoTAELRMXVNMRWlVf0bDDSxNEn38u9Cl) - Krish Naik
 * [MySQL Tutorial for Beginners [Full Course]](https://www.youtube.com/watch?v=7S_tz1z_5bA) - Moshfegh Hamedani (Programming with Mosh)
 * [SQL Foundations](https://www.udemy.com/course/sql-essentials-for-beginners/) - Sagar Uppuluri (Udemy)
 * [SQL NPTEL](https://www.youtube.com/playlist?list=PLLQPIumE5cE-gzU5hChH1V3H93x4UOlHR)

courses/free-courses-hi.md

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 ### Artificial Intelligence
 
+* [Artificial Intelligence (Complete Playlist)](https://www.youtube.com/playlist?list=PLxCzCOWd7aiHGhOHV-nwb0HR5US5GFKFI) - Gate Smashers
 * [Generative AI Series - Showcasing Generative AI By Building Projects](https://www.youtube.com/playlist?list=PLu0W_9lII9aiS4rUVp2jXwIvCruo27sG6) - CodeWithHarry
+* [Playlist to Artificial Intelligence ](https://www.youtube.com/playlist?list=PLPIwNooIb9vgB1DQEftkKA3qOdeC4vonA) - Perfect Computer Engineer
 
 
 ### Assembly
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 * [Blockchain Full Course in Hindi](https://www.youtube.com/playlist?list=PLRlT7xBRpp9MiMN25XJjUVz01rGFQohq2) - Innovate India
 * [Complete Blockchain Development Course for Beginners in Hindi](https://www.youtube.com/watch?v=RkYVVC2vXho) - web3Mantra
 * [Ethereum](https://www.youtube.com/playlist?list=PL-Jc9J83PIiE3QA0h3I6HDYNXejdPFKFN) - Pepcoding
+* [Playlist to Blockchain](https://www.youtube.com/playlist?list=PLPIwNooIb9vgfXs-QkRYqqZbDXX-yLf59) - Perfect Computer Engineer
 * [Solidity ^0.8 | Blockchain | In Hindi](https://www.youtube.com/playlist?list=PL-Jc9J83PIiG6_thChXWzolj9BEG-Y0gh) - Pepcoding
 
 
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 * [Intermediate/Advanced python Tutorials in Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9aiJWQ7VhY712fuimEpQZYp4) - CodeWithHarry
 * [Python](https://www.youtube.com/playlist?list=PLHjOos34ty4GYwKO-CFTdJKfVNd50tajF) - Computer Gyan Guruji
 * [Python For Beginners](https://youtube.com/playlist?list=PL-5gYa7CLd4iBdPHRaSEwbivCnUq1nxj9) - Technical Sagar
+* [Python for Data Science for Absolute Beginners (Full Course)](https://www.youtube.com/playlist?list=PL1gztxnUtwNfnR0jYniFM5E6HwcQMnFmx) - Data is Good
 * [Python Programming in Hindi](https://www.greatlearning.in/academy/learn-for-free/courses/python-programming-in-hindi) (Great Learning) *(account required)*
 * [Python Tutorial For Beginners \| Hindi (With Notes)](https://www.youtube.com/playlist?list=PLu0W_9lII9agICnT8t4iYVSZ3eykIAOME) - CodeWithHarry
 * [Python Tutorial For Beginners in (Hindi)](https://www.youtube.com/playlist?list=PLf0LpPWikpPe5gc6fT9wDj3Y6e97z6ZD_) - DataFlair Hindi