SQL LEN Function
SQL String Length - Finding Column Width - All Things SQL
Learn SQL SUBSTRING Function
SQL-SERVER: how to get the maximum length of a variable of VARCHAR help - Database Administrators Stack Exchange
Substring() in SQL Server: How to use Function with Example
SQL Server LEN Function By Practical Examples
SQL LEN() function(combine several special functions)
Commonly Used Built In String Functions In SQL Server
SUBSTRING, PATINDEX and CHARINDEX string functions in SQL queries
Counting String Occurrences in SQL
LEN function in MSSQL and it's equivalent in MySQL
SQL Query to Find Shortest & Longest String From a Column of a Table - GeeksforGeeks
Oracle String LENGTH() Function - javatpoint
SQL String Functions with Syntax and Examples - DataFlair
SQL LENGTH function - Get the Number of Characters In a String
SQL Query to Display the Length and First 3 Characters of Ename Column in Emp Table - GeeksforGeeks
Comparing VARCHAR(max) vs VARCHAR(n) data types in SQL Server
SQL LENGTH/LEN Function Guide, FAQ, and Examples
How to find the shortest and longest string in SQL - Quora
SQL Query to Find Shortest & Longest String From a Column of a Table - GeeksforGeeks
character - Getting the length of a string in SQL - Stack Overflow
PostgreSQL LENGTH() function - w3resource
Exploring SQL Server LEN() Function - {coding}Sight
Counting String Occurrences in SQL
