[SQL] How to escape a memo field as a binary value in postgresql

[rdyes]

I want to take the value of my memo field in Paradox and insert/update the 
value of a binary field in my backend postgresql database.  How would I 
write this sql statement

for the sake of this example lets say the field name is pmemo in paradox 
and the is bymemo  a bytea field in Postgresql database.