Database Course for Beginners | Class 5: Filtering Data with WHERE, IN & LIKE Operator | SY MOIZ скачать в хорошем качестве

Database Course for Beginners | Class 5: Filtering Data with WHERE, IN & LIKE Operator | SY MOIZ

In this lesson, we move from SQL Server installation into the practical side of writing SQL queries. You’ll learn how to filter, combine, calculate, and summarize data in your database using real-world examples. ✅ What You’ll Learn Filtering data with WHERE, IN, and LIKE clauses Combining text with CONCAT and string operators Performing calculations with arithmetic operation Handling errors with incorrect data types (SUM on VARCHAR issue) Extracting parts of text with LEFT, RIGHT, LEN Working with numeric functions: ROUND, CEILING, FLOOR Using aggregate functions (SUM, MIN, MAX, AVG, COUNT) Filtering results by date functions (YEAR, MONTH, DAY) Applying conditions with AND / BETWEEN for stock and pricing 💡 By the end of this class, you’ll be able to write your first SQL queries, manipulate data, and apply functions to solve real database problems. 📚 Resources & Links 📂 Course Outline (Syllabus): 🔗 https://docs.google.com/spreadsheets/... ⚡ SSMS Fast Download Link: 🔗 http://u.pc.cd/VTDrtalK 📑 Presentation Slides: 🔗 https://gemini.google.com/share/21daa... ▶️ Watch Previous Class 3 here: 🔗    • Database Course for Beginners | Class 3: D...   🌐 Connect With Me 📸 Instagram →   / sy_moiz   🐙 GitHub → https://github.com/SYMOIZ