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Bookmark or Share- DATALENGTH (Transact-SQL) - SQL Server | Microsoft LearnUse the 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 outputs may differ depending on the data type and type of encoding used in the column.
- LEN() vs DATALENGTH() in SQL Server - Database.GuideAnother key difference between LEN() and DATALENGTH() is that the LEN() function returns the number of characters in a string. On the other hand, DATALENGTH() returns the number of bytes in an expression. This is an important distinction because the number of bytes in an expression doesn’t necessarily match the number of characters in the string.
- SQL DATALENGTH() Function – Syntax and Examples - Tutorial KartThe DATALENGTH function returns the number of bytes used to store data in a specified expression, including both fixed and variable-length data types. 2. How is DATALENGTH different from LEN? DATALENGTH returns the byte count of data, while LEN or CHAR_LENGTH returns the character count.
- Len() and DataLength() - SQLServerCentralBoth system functions, Len () and DataLength (), in SQL Server are used to measure the length of the data. The main difference of those 2 is that Len () gets the string length of the data...
- SQL DATALENGTH Function Use and Examples - SQL Server TipsLearn how the SQL Server DATALENGTH function can be used to find out the number of bytes that are used to store a value.
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