Check these links which talk about BLOB (Binary Large Object) data type and how to work with BLOB in Python and MATLAB -
- https://www.mysqltutorial.org/mysql-basics/mysql-blob/
- https://www.mysqltutorial.org/python-mysql/python-mysql-blob/
- https://www.mathworks.com/matlabcentral/answers/243412-blob-and-clob-using-sql-query
There are examples on the links which provide step-by-step guidance.