STRING in MySQL - Examples & AI Generator

Working with string manipulation in MySQL can be confusing due to varied syntax—every operation from concatenation to searching has its own quirks. Remembering the exact function syntax (like CONCAT(), SUBSTRING(), or REPLACE()) slows down development, especially when switching between database systems. AI2sql removes the guesswork, letting you generate production-ready MySQL STRING queries in as little as 10 seconds—no manual coding or syntax memorization required.

STRING Syntax in MySQL

MySQL doesn't have a single STRING() function. Instead, it uses multiple string functions to perform common operations:

• CONCAT(s1, s2, ...): Combines values into one string

• SUBSTRING(str, pos, len): Extracts substring from a string

• REPLACE(str, from_str, to_str): Replaces all occurrences of a substring

Note: MySQL's SUBSTRING() can be called as SUBSTR() as well. Always review your MySQL version for supported functions.

STRING Examples You Can Generate Instantly

1. Concatenate Customer Full Names

SELECT CONCAT(first_name, ' ', last_name) AS full_name FROM customers;

Business use: Create a list of customer full names for communications.

2. Extract Order Year from Order Date

SELECT SUBSTRING(order_date, 1, 4) AS order_year FROM orders;

Business use: Analyze orders by year for trend insights.

3. Replace Category Name in Product Descriptions

SELECT REPLACE(description, 'Electronics', 'Tech') AS updated_description FROM products;

Business use: Update product category branding text in one step.

Generate STRING queries in 10 seconds with AI2sql

Why Use AI2sql Instead of Manual STRING Coding

• No coding required: Enter your business question in plain English.

• Instant generation: Skip memorizing CONCAT, SUBSTRING, and other MySQL string syntax.

• Reliable output: Used by 50,000+ users across 80+ countries to create production-grade queries.

• One tool for learning and automating MySQL string functions.

FAQ: STRING in MySQL

What is the difference between CONCAT() and CONCAT_WS()?

CONCAT() simply joins values together. CONCAT_WS() adds a separator (such as space or comma) between items.

Can I use STRING() directly in MySQL?

No. MySQL provides many dedicated string functions such as CONCAT, SUBSTRING, REPLACE, etc. There’s no general STRING() function.

How do I handle NULLs in string operations?

CONCAT() returns NULL if any argument is NULL. Use CONCAT_WS() to safely ignore NULL values.

Stop wasting time on manual MySQL string syntax. Try AI2sql Generator and generate your first STRING query instantly—no coding required.