RAWTOHEX
converts raw
to a character value containing its hexadecimal equivalent. The raw
argument must be RAW
datatype.
You can specify a BLOB
argument for this function if it is called from within a PL/SQL block.
The following hypothetical example returns the hexadecimal equivalent of a RAW
column value:
SELECT RAWTOHEX(raw_column) "Graphics" FROM graphics; Graphics -------- 7D