RAWTONHEX converts raw to an NVARCHAR2 character value containing its hexadecimal equivalent. The value returned is always in the national character set.
The following hypothetical example returns the hexadecimal equivalent of a RAW column value:
SELECT RAWTONHEX(raw_column), DUMP ( RAWTONHEX (raw_column) ) "DUMP" FROM graphics; RAWTONHEX(RA) DUMP ----------------------- ------------------------------ 7D Typ=1 Len=4: 0,55,0,68