BLOG PK https://validator.w3.org/feed/docs/rss2.html Lecture 48: Working with Dates and Times Lecture 46: Working with Text: String Functions Lecture 47: Working with: Numeric Functions Lecture 43: Final Project – Basic Queries Lecture 37: Speeding Up Queries with Indexes Download Useful Free Offline Tools World Press Freedom Day 3 May 2026 Disclaimer Calculate Your Personal Savings Goal About Us QR Code Generator US-Israel-Iran Conflict Explained: What’s Next Advanced Analytics with Window Functions Lecture 45 – Filtering Groups with Statements Lecture 44: Final Project – Advanced Queries Lecture 41: Final Project – Creating the Tables Lecture 49: Organizing Complex Queries with CTEsv Lecture 42: Final Project – Populating the Data Lecture 40: Student Enrollment System Lecture 39: Ensuring Data Integrity with Constraints Lecture 38 – Handling Missing Data with NULL Lecture 36: Third Normal Form 3NF Lecture 32: Introduction to Subqueries Lecture 31 – Combining Results with UNION Learn Databases: Lecture 25 – The LEFT JOIN Lecture 24: Combining Tables with INNER JOIN Lecture 26: Simplifying Queries with Table Aliases Lecture 22: The Importance of Primary Keys Lecture 18 – Finding Minimum and Maximum Values Lecture 19: Grouping Data with GROUP BY Lecture 29 – Mini-Project: Populating the Blog Lecture 30: Mini-Project – Querying the Blog Lecture 23: Linking Tables with Foreign Keys Free Career Quiz to Find Your Perfect Match Lecture 33: Advanced Subqueries Lecture 11: Updating Existing Data with UPDATE Lecture 28: Mini-Project – Creating the Blog Tables Lecture 21: Mini-Project – Student Grades Part 2 Lecture 27: Mini-Project – Blog Database Design Lecture 20: Mini-Project – Student Grades Part 1 Learn Databases: Lecture 17 – SUM and AVG Lecture 16 – Counting Rows with COUNT Lecture 15: Finding Unique Values with DISTINCT Lecture 14: Limiting Your Results with LIMIT Lecture 35: Second Normal Form 2NF Lecture 13: Sorting Your Results with ORDER BY Lecture 12: Deleting Data with DELETE Lecture 34: Database Normalization and 1NF Lecture 10: Mini-Project! Digital Address Book Look Listen Understand