mysql创建表语句

CREATE TABLE table_name (
    column1 datatype constraints,
    column2 datatype constraints,
    ...
    columnN datatype constraints,
    [additional constraints]
);

CREATE TABLE employees (
    employee_id INT PRIMARY KEY AUTO_INCREMENT,
    first_name VARCHAR(50) NOT NULL,
    last_name VARCHAR(50) NOT NULL,
    email VARCHAR(100) UNIQUE NOT NULL,
    hire_date DATE NOT NULL,
    salary DECIMAL(10, 2) NOT NULL
);

CREATE TABLE IF NOT EXISTS employees (
    employee_id INT PRIMARY KEY AUTO_INCREMENT,
    first_name VARCHAR(50) NOT NULL,
    last_name VARCHAR(50) NOT NULL,
    email VARCHAR(100) UNIQUE NOT NULL,
    hire_date DATE NOT NULL,
    salary DECIMAL(10, 2) NOT NULL
);