This preface contains:
The following are changes in Oracle Database SecureFiles and Large Objects Developer's Guide for Oracle Database 12c Release 1 (12.1).
Support for enabling parallel DML operations on SecureFiles LOBs
Parallel DML Support for SecureFiles LOBs is enhanced, providing improved performance.
SecureFiles LOBs is now the default LOB storage
SecureFiles LOB is the default storage option for LOBs, instead of BasicFiles LOB. See "LOB Storage" for details.
Increased size limit for
RAW data types
With this release, the maximum size of SQL data types
RAW change respectively from 4,000 bytes and 2,000 bytes to 32,767 bytes each. The corresponding PL/SQL data types remain at 32,767 bytes.
See Oracle Database SQL Language Reference to determine how to handle this size change in your applications.
Data Pump uses SecureFiles as default LOB storage
When you import tables, you can recreate all LOB columns as SecureFiles LOBs, thus converting BasicFiles LOBs to SecureFiles LOBs as part of data pump imports.
Support for HTTP, WebDAV, and FTP Access to DBFS
SecureFiles supports components that enable HTTP, WebDAV, and FTP access to DBFS over the Internet, using various XML DB server protocols