You cannot alter this content after the message has been sent.

• Setting up SQL applications
• ml_qa_getbinarycontent
• ml_qa_createmessage
• ml_qa_getmessage

In the following example, a message is created with encrypted content and sent:

begin
    declare @msgid varchar(128);
    set @msgid = ml_qa_createmessage();
    call ml_qa_setbinarycontent( @msgid, encrypt( 'my secret message', 'mykey' ) );
    call ml_qa_putmessage( @msgid, 'clientid\queuename' );
    commit;
end