| Oracle® Database SQL Language Reference 11g Release 2 (11.2) Part Number E26088-02 | 
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 | PDF · Mobi · ePub | 

TO_BLOB converts LONG RAW and RAW values to BLOB values.
From within a PL/SQL package, you can use TO_BLOB to convert RAW and BLOB values to BLOB.
The following hypothetical example returns the BLOB of a RAW column value:
SELECT TO_BLOB(raw_column) blob FROM raw_table; BLOB ----------------------- 00AADD343CDBBD