mysql - Convert String to blob java

Question

i have a from which accept image from user. i sent this form to the next jsp page to insert data in database. i take database field format blog. i do write get parameter line, now i want to convert it to blob type. how can i do this ?

String pic=request.getParameter("pic");

i did not want to use prepare statement to insert data in database

Answer 1

You can do it by getting byte[] content from String

byte[] byteData = yourString.getBytes("UTF-8");//Better to specify encoding
Blob blobData = dbConnection.createBlob();
blobData.setBytes(1, byteData);

Moreover, you can directly store String to BLOB column.