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All LessonsFree Lessons (5)

Getting Started

Overview of the Course Introduction to Relational Database Management Systems Data Modeling Conceptual vs. Actual Model of a Database Summary Quiz on the Basics of RDBMS

Manage MySQL Server

Get Started with the MySQL Server Communicate with the MySQL Server Summary Quiz Yourself on Installing and Communicating with MySQL server

Basic SQL Commands

Introduction to SQL Commands Create and Select a Database Create Tables Insert Data into a Table Restricting the Specific Rows Deleting Rows from Tables Update Rows on a Table Retrieve Data Using the like Operator Summary Quiz on SQL Queries Challenge: Create a Table Solution: Create a Table

Add Columns and Indexes

Add a New Column Indexes Create an Index Remove an Index Unique Indexes Summary Quiz on Indexing Challenge: Create Indexes Solution: Create Indexes

Count and Sort Records

Create Table Products

Insert Product Data

Limit the Number of Resulting Records

Quiz on Counting, Sorting, and Limiting Results

Challenge: Limit Records

Solution: Limit Records

Foreign Keys

Create the orders Table Insert Data into the orders Table Unique Order Number Insert the Wrong Customer Id Create the order_items Table Visualize Relationships and a Multicolumn Unique Index Summary Quiz on Foreign Keys Challenge: Apply Foreign Keys to Tables Solution: Apply Foreign Keys to Tables

Joins, Left Joins And Subqueries

Introduction to Joins Delete Unnecessary Data Insert Necessary Data Combine Data from Various Tables Joins with Aggregate Functions Left Joins Group-Based Aggregation Practice Some More Queries Summary Quiz on Joins and Subqueries Challenge: Use Joins to Combine Rows Solution: Use Joins to Combine Rows

Conclusion

Getting Started with SQL and Relational Databases

Sort Results

Learn to sort the results in ascending and descending order.

We'll cover the following...

Use of order by
Use of asc and desc

Use of `order by`

There are many times that we want the results to be returned in a ...