What is MySQL Table Creator?
A MySQL Table Creator is a free online tool that helps you create MySQL tables through a visual interface. MySQL is the world's most popular open-source relational database.
Instead of memorizing CREATE TABLE syntax, you can define columns visually and instantly see the generated SQL.
Why Use MySQL Table Creator?
- No SQL Knowledge Required — Build tables visually
- Instant SQL Generation — See results as you add columns
- Data Type Selection — Choose appropriate types
- Primary Key Support — Set up keys easily
- Ready-to-Use Templates — Users, Posts, Orders, Products
MySQL Data Types
| Type | Description | Size |
|---|---|---|
INT | Integer numbers | 4 bytes |
BIGINT | Large integers | 8 bytes |
VARCHAR(n) | Variable text | 1-65,535 bytes |
TEXT | Long text | 65,535 bytes |
DECIMAL(p,s) | Precise numbers | Variable |
DATE | Date only | 3 bytes |
DATETIME | Date and time | 8 bytes |
TIMESTAMP | Auto timestamp | 4 bytes |
BOOLEAN | True/False | 1 byte |
JSON | JSON data | Variable |
Column Constraints
- PRIMARY KEY — Unique identifier, auto-indexed
- NOT NULL — Column cannot be empty
- AUTO_INCREMENT — Auto-generates sequential numbers
- UNIQUE — All values must be different
- DEFAULT — Sets default value if none provided
- FOREIGN KEY — Links to another table
Example CREATE TABLE
CREATE TABLE users (
id BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(100) NOT NULL,
email VARCHAR(255) NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
status VARCHAR(20) DEFAULT 'active'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;How to Use MySQL Table Creator
- Enter the table name
- Add columns with the Add Column button
- Select data types and lengths
- Check PRIMARY KEY for ID columns
- Choose NOT NULL for required fields
- Select ENGINE and CHARSET
- Click Generate to create the SQL
- Copy the CREATE TABLE statement
Quick Templates
- Users — id, name, email, password, timestamps
- Posts — id, user_id, title, content, status, timestamps
- Orders — id, user_id, total, status, timestamps
- Products — id, name, price, stock, timestamps
Frequently Asked Questions
What's the difference between VARCHAR and TEXT?
VARCHAR is variable-length with a maximum you specify (e.g., VARCHAR(255)). TEXT has a fixed 65KB limit and cannot be indexed directly.
Should I use INT or BIGINT for IDs?
Use BIGINT for primary keys in high-traffic applications. INT is fine for smaller tables (up to 4 billion rows).
What's the difference between InnoDB and MyISAM?
InnoDB is recommended for most cases. It supports transactions, foreign keys, and row-level locking. MyISAM is older and better for read-heavy tables.
Why use utf8mb4 instead of utf8?
MySQL's "utf8" is limited to 3 bytes per character. utf8mb4 supports full 4-byte Unicode characters including emojis.