Essential SQL Operations and Table Relationships for Database Management
Core SQL Commands
Create database and tables:
CREATE DATABASE company_db DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
CREATE TABLE department (
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(16) NOT NULL
) DEFAULT CHARSET=utf8;
CREATE TABLE employee (
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
full_name VARCHAR(16) NOT NUL ...
Posted on Sat, 07 Nov 2026 16:07:27 +0000 by zapa