DB Cruiser -- Table Work Area -- LOB (Large Objects) -- Update BLOB via File Upload:
 
(see below for explanation)
 
Explanation:
 
By clicking Update button of a BLOB cloumn on a Query Result panel, a new window will pop-up, the above screen will be displayed.

You may choose a file by clicking Browse button, then click Update BLOB button to replace the content of the BLOB by the file.

Back to Query Result panel.