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IDataRecord.GetFieldType Method

Gets the Type information corresponding to the type of Object that would be returned from GetValue.

Namespace:  System.Data
Assembly:  System.Data (in System.Data.dll)

Type GetFieldType(
	int i
)

Parameters

i
Type: System.Int32

The index of the field to find.

Return Value

Type: System.Type
The Type information corresponding to the type of Object that would be returned from GetValue.

ExceptionCondition
IndexOutOfRangeException

The index passed was outside the range of 0 through FieldCount.

This information can be used to increase performance by indicating the strongly-typed accessor to call. (for example, using GetInt32 is roughly ten times faster than using GetValue.)

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, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

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.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0, 1.0

XNA Framework

Supported in: 3.0, 2.0, 1.0
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