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In this video, we cover SQL Interview Questions and Answers for both freshers and experienced professionals. Whether you are preparing for your first job or have years of experience, this video will help you understand the most commonly asked SQL questions in interviews. We discuss essential topics like SQL query interview questions, how to connect SQL database to your application, etc. The SQL interview questions covered in this video will be applicable for business analysts, data analysts, data engineers, data scientists, testing & developer job roles. If you want to ace your next interview, this video is an absolute must-watch.

📖Below are the topics covered in this 'SQL Interview Questions And Answers' video:
00:00 - Introduction to SQL Interview Questions
02:19 - What is SQL?
03:03 - Types of SQL Commands
04:29 - What are Constraints?
11:00 - Finding Second Highest Salary
12:54 - Normalization and Denormalization\
14:11 - Finding an Error in SQL Query?
16:09 - Stuff() Function
18:03 - View
20:52 - Stored Procedure
22:58 - Joins
24:08 - Left Join
27:52 - Temporary Table
30:25 - OLTP vs OLAP
31:42 - Delete vs Truncate
34:38 - Union vs Union All
38:39 - Intersect Operator
39:56 - How to Copy Data From One Table to Another?

✅ What are the basic interview questions for SQL?
Basic SQL interview questions typically include:
1️⃣ What is SQL, and what are its uses? - SQL (Structured Query Language) is used to manage and manipulate databases.
2️⃣ What are the different types of joins in SQL? - Inner Join, Left Join, Right Join, and Full Join.
3️⃣ What is the difference between WHERE and HAVING clauses? - WHERE filters rows before grouping, while HAVING filters groups after aggregation.

📌 Check the video, to learn more most commonly asked SQL Interview Questions!

✅ How to prepare for an SQL interview?
To prepare for an SQL interview, focus on mastering key concepts like database design, SQL queries, joins, and indexing. Practice writing complex queries involving aggregation, subqueries, and optimization techniques. Lastly, review real-world scenarios and common interview questions to enhance your problem-solving skills with SQL.

➡️ About the Microsoft SQL Course
Join over 2,00,000+ learners and become an SQL certified professional with our comprehensive SQL course in just 1.5 months. Recognized as the #1 SQL Program by India Today, this course is designed to help you master SQL commands, subqueries, joins, unions, indexing, and more. You will receive study materials and SQL certification from Microsoft, ensuring you have the credentials to excel in the field.

➡️ Who should take this course?
☑️ Aspiring SQL Developers
☑️ Database Administrators
☑️ Data Analysts
☑️ IT Professionals looking to enhance their database skills

✅ Key Features
👉🏼 30 Hrs Instructor-Led Training
👉🏼 16 Hrs Self-paced Videos
👉🏼 32 Hrs Project & Exercises
👉🏼 Microsoft Certification
👉🏼 Job Assistance
👉🏼 No-cost EMI Option
👉🏼 24/7 Support

What’s Covered in This Program?
✅ Module 1: Introduction to SQL
✅ Module 2: Database Normalization & ER Model
✅ Module 3: SQL Operators
✅ Module 4: SQL: Join, Tables, and Variables
✅ Module 5: SQL Functions
✅ Module 6: Subqueries
✅ Module 7: SQL Views, Functions, and Stored Procedures
✅ Module 8: Deep Dive into User-defined Functions
✅ Module 9: SQL Optimization and Performance
✅ Module 10: Advanced Topics
✅ Module 11: Database Concurrency
✅ Module 12: Practice Session
✅ Module 13: Microsoft Study Material

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