How to get the byte size of resultset in an SQL query?

Question

Is it possible to get the size in bytes of the results of an sql query in MySQL?

For example:

select * from sometable;

ths returns

Answer 1

CHAR_LENGTH() gets number of characters if unicode will be more bytes - use LENGTH() for number of bytes:https://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_length