OBJECT_CACHE_OPTIMAL_SIZE

Parameter type:	Integer
Parameter class:	Dynamic. Scope = ALTER SESSION, ALTER SYSTEM ...DEFERRED.
Default value:	102400 (100 KB)
Range of values:	10 KB to operating system dependent maximum
The object cache is a memory block on the client that allows applications to store entire objects and to navigate among them without round trips to the server. OBJECT_CACHE_OPTIMAL_SIZE specifies in bytes the size to which the session object cache is reduced when the size of the cache exceeds the maximum size.
See Also: Oracle8i Concepts, Pro*C/C++ Precompiler Programmer's Guide, and Oracle Call Interface Programmer's Guide for information on precompiler use of the object cache.