public bool IsTemporary {get;}

'Declaration
 
Public ReadOnly Property IsTemporary As Boolean

Property Value

LOB is considered temporary if it has no references from tables on the server. Temporary LOBs are used to insert new data into tables.

Note that temporary LOBs are destroyed when a transaction is committed.

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

OracleLob Class
OracleLob Members