Day 5: Data Handling in SQL
Today we learned how to INSERT, UPDATE & DELETE data in tables! 🚀

✨ Mastering these commands is the key to controlling your database.
💡 Example: Add a student → Update details → Delete record.

Stay tuned for Day 6: Creating & Modifying Tables (DDL Commands) 🔥

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Day 17: SELF JOIN 🔁
Sometimes, you’ve got to connect with yourself — even in SQL! 💡
Learn how SELF JOIN helps compare rows within the same table. 👩‍💻

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Day 19: SQL CASE Statement 🧩
Add logic to your queries like a pro! 💡
With CASE, you can turn data into meaningful insights — just like IF-ELSE in SQL! 🔥

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Day 20: SQL Constraints 🧩
Rules that keep your database clean and reliable! 💡
Learn how to control what enters your tables and ensure data accuracy. 🔒

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Day 22 – SQL Indexes & Optimization ⚡️
Speed up your queries like a pro! 💨
Learn how indexes make data retrieval faster and databases more efficient. 📊

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Day 23 – SQL Stored Procedures 🔁
Automate your SQL tasks like a pro! 💡
Learn how stored procedures make your database smarter, cleaner, and faster ⚙️

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Day 24 – SQL Functions 🔢
Simplify your queries with built-in & user-defined functions! ⚙️
From string tricks to custom logic — make your SQL smarter 💡

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Day 8 of my SQL Interview Series is here!
Pdf also available in our telegram channel
Save this for revision.
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