SqlMetaData.MaxLength Property
Gets the maximum length of the column or parameter.
Assembly: System.Data (in System.Data.dll)
The potential maximum length for values of the specified column. Returns 0 for types other than fixed and varying length character and binary types. For variable size columns or parameters declared with the Max constructor parameter, it returns -1.
For DbType.Row this returns the number of columns in the row metadata instance.
The default value is 0.
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.