The maximum size, in logical units, of the underlying field type of the user-defined type.
Assembly: System.Data (in System.Data.dll)
Logical unit is bytes (with a maximum size of 8000) for the binary and non-Unicode data types, and the number of Unicode characters (with a maximum size of 4000) for the character field types.
The value -1 is reserved for large character and binary types.
The default value is 4000 for Unicode character types and 8000 for binary and non-Unicode types.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.