Mastering SQL

Instructor

DotFiv Team

Reviews 0 (0 Reviews)

Course Overview

SQL (Structured Query Language) is the standard language used to interact with relational databases. In this comprehensive course, participants will learn the fundamentals of SQL, including database design, data manipulation, and query optimization. Through hands-on exercises and real-world examples, students will gain proficiency in writing SQL queries to retrieve, insert, update, and delete data from databases. Additionally, participants will learn advanced SQL techniques for joining tables, aggregating data, and optimizing query performance. Whether you are a beginner looking to enter the field of database management or an experienced professional aiming to enhance your SQL skills, this course will provide you with the knowledge and tools to work effectively with relational databases.

Course Objectives:

Understand the fundamentals of relational databases and the role of SQL.
Learn how to design and create databases using SQL.
Gain proficiency in writing SQL queries to retrieve, insert, update, and delete data.
Explore advanced SQL techniques for joining tables, aggregating data, and optimizing query
performance.
Develop real-world projects to reinforce learning and practical application of SQL concepts.

Course Content

Introduction to SQL
- Overview of relational databases and the role of SQL
- Understanding the basic structure of SQL queries
- Setting up a development environment for SQL
Database Design and Data Types
- Introduction to database design principles
- Understanding data types in SQL: numeric, string, date/time, boolean, etc.
- Creating and managing databases, tables, and relationships
Data Manipulation with SQL
- Writing SQL queries to retrieve data from a single table
- Using WHERE clause to filter data based on specified criteria
- Sorting and limiting query results with ORDER BY and LIMIT clauses
Inserting, Updating, and Deleting Data
- Inserting records into tables using INSERT statement
- Updating existing records with UPDATE statement
- Deleting records from tables using DELETE statement
Querying Multiple Tables
- Understanding relational databases and table relationships
- Writing SQL queries to retrieve data from multiple related tables using JOINs
- Performing inner, outer, left, and right joins
Aggregating Data with SQL
- Using aggregate functions (COUNT, SUM, AVG, MIN, MAX) to perform calculations on grouped data
- Grouping data using GROUP BY clause
- Filtering grouped data with HAVING clause
Subqueries and Derived Tables
- Understanding subqueries and their role in SQL
- Writing subqueries to perform nested queries and calculate derived values
- Using derived tables to simplify complex queries
Working with Views and Indexes
- Creating and managing views in SQL
- Optimizing query performance with indexes
- Understanding the role of indexes in database optimization
Transaction Management and Concurrency Control
- Understanding transactions and their properties (ACID)
- Managing transactions using COMMIT, ROLLBACK, and SAVEPOINT statements
- Implementing concurrency control mechanisms to ensure data consistency
Advanced SQL Techniques
- Using window functions to perform complex calculations over ordered sets of data
- Implementing common table expressions (CTEs) for recursive queries and data manipulation
- Understanding SQL best practices and performance optimization techniques
Project: Building a Database Application
- Applying SQL knowledge to design and implement a database application
- Creating database schema, writing SQL queries, and implementing data manipulation logic
- Testing and optimizing the database application for performance and usability

Student Feedback

0.0

Total 0 Ratings

5

0(0%)

4

0(0%)

3

0(0%)

2

0(0%)

1

0(0%)

DotFiv Team

Course Overview

Course Content

Overview of relational databases and the role of SQL

Understanding the basic structure of SQL queries

Setting up a development environment for SQL

Introduction to database design principles

Understanding data types in SQL: numeric, string, date/time, boolean, etc.

Creating and managing databases, tables, and relationships

Writing SQL queries to retrieve data from a single table

Using WHERE clause to filter data based on specified criteria

Sorting and limiting query results with ORDER BY and LIMIT clauses

Inserting records into tables using INSERT statement

Updating existing records with UPDATE statement

Deleting records from tables using DELETE statement

Understanding relational databases and table relationships

Writing SQL queries to retrieve data from multiple related tables using JOINs

Performing inner, outer, left, and right joins

Using aggregate functions (COUNT, SUM, AVG, MIN, MAX) to perform calculations on grouped data

Grouping data using GROUP BY clause

Filtering grouped data with HAVING clause

Understanding subqueries and their role in SQL

Writing subqueries to perform nested queries and calculate derived values

Using derived tables to simplify complex queries

Creating and managing views in SQL

Optimizing query performance with indexes

Understanding the role of indexes in database optimization

Understanding transactions and their properties (ACID)

Managing transactions using COMMIT, ROLLBACK, and SAVEPOINT statements

Implementing concurrency control mechanisms to ensure data consistency

Using window functions to perform complex calculations over ordered sets of data

Implementing common table expressions (CTEs) for recursive queries and data manipulation

Understanding SQL best practices and performance optimization techniques

Applying SQL knowledge to design and implement a database application

Creating database schema, writing SQL queries, and implementing data manipulation logic

Testing and optimizing the database application for performance and usability

Student Feedback