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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 Sort Results Limit the Number of Resulting Records Summary 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

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/

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Quiz on Foreign Keys

Quiz on Foreign Keys

In this lesson, we will test our understanding related to foreign keys.

We'll cover the following...

Technical Quiz

1.

What type of column do we want to hold time stamp values?

A.

datetime

B.

timestamp

C.

int

D.

numeric

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