how to get the size of a record in mysql

How to get the size of a record in MySql if the table contains 开发者_如何学JAVAfields of type TEXT or BLOB?

is it possible to get the size of a record or table using sql statement?

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To calculate the size of a string or blob in bytes, use LENGTH(YourColumn).

To calculate the number of characters in a text string, use CHAR_LENGTH(YourTextColumn).