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Day 25: SQL Wrap‑up — Practice Queries

📘 Topics Covered

Recap of DDL/DML/DCL/TCL
Practicing CRUD and schema changes
Writing queries from problem statements

🧪 Practice

Run a set of SELECT/INSERT/UPDATE/DELETE queries on sample tables
Try altering tables (ADD/MODIFY/DROP columns)
Explore constraints and effects on data integrity

🔗 References

SQL Practice: https://www.sql-practice.com/
SQL Exercises: https://www.w3resource.com/sql-exercises/