Oracle in a Nutshell

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Name

DB_FILE_DIRECT_IO_COUNT

Synopsis

Value: operating system dependent

Default: 64

Specifies the number of blocks to be used for I/O operations performed by backup, restore, or direct path read and write functions. The I/O buffer size is a product of DB_FILE_DIRECT_IO_COUNT and DB_BLOCK_SIZE and cannot exceed the maximum I/O size for the platform. Obsolete with Oracle9i.

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