Скачать или смотреть MySQL CRUD Tutorial

Welcome to the MySQL CRUD Tutorial! In this tutorial, we'll focus on the "Read" part of CRUD, which stands for Create, Read, Update, and Delete—the fundamental operations in database management. Today, we'll dive deep into retrieving data using MySQL.

commands:
DROP TABLE employees;

CREATE TABLE employees (
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
first_name VARCHAR(100),
last_name VARCHAR(100),
position VARCHAR(100),
salary INT
);

INSERT INTO employees (first_name, last_name, position, salary) VALUES
('John', 'Smith', 'Manager', 75000),
('Emily', 'Johnson', 'Dev', 60000),
('Michael', 'Smith', 'Analyst', 50000),
('Sarah', 'Williams', 'Manager', 80000),
('David', 'Jones', 'Sales', 45000),
('Alice', 'Brown', 'HR', 50000),
('Daniel', 'Wilson', 'Analyst', 60000),
('Olivia', 'Wilson', 'HR', 50000);


Timestamps:

00:00 Introduction
01:17 adding new data
02:25 basics of reading data from a MySQL database
5:10 WHERE clauses for conditional data retrieval

Key Takeaways:

Introduction to CRUD: Understand the CRUD operations and their significance in database management.

"SELECT" Statement: Learn the essential "SELECT" statement to retrieve data from MySQL tables.

Filtering and Sorting Data: Explore techniques to filter and sort the retrieved data for more meaningful results.

Limiting Results: Understand how to limit the number of rows returned, optimizing the efficiency of your queries.

Practical Examples: Follow along with practical examples to reinforce your understanding of the "Read" operation in MySQL.

#MySQL #SQL #Database