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  1. SQL Server LEN () Function - W3Schools

    Example Return the length of a string: SELECT LEN ('W3Schools.com'); Try it Yourself »

  2. Using LENGTH () Function in SQL - GeeksforGeeks

    Jul 23, 2025 · The LENGTH () function in SQL is a powerful and versatile tool for measuring the length of strings within a database, offering valuable insights for data validation, filtering, and …

  3. LEN (Transact-SQL) - SQL Server | Microsoft Learn

    Nov 18, 2025 · Use LEN to return the number of characters encoded into a given string expression, and DATALENGTH to return the size in bytes for a given string expression. These …

  4. SQL LENGTH Function

    This tutorial shows you how to use the SQL LENGTH () function to get the number of characters in a given string.

  5. SQL LEN Function Use and Examples - SQL Server Tips

    Apr 27, 2025 · Learn about the SQL Server LEN function to return the length of a string along with some examples of usage.

  6. LEN Function in SQL Server

    Jun 21, 2024 · Learn about LEN function in SQL Server to find the length of the string, that helps in data validation, query optimization and code readability.

  7. Mastering the LENGTH Function in SQL: A Comprehensive Guide

    The LENGTH function in SQL returns the number of characters in a string. It’s a standard function (though sometimes called LEN or CHAR_LENGTH in specific databases) that counts …