ISystemDataType 介面

語法

'宣告
Public Interface ISystemDataType _
    Inherits IScalarDataType, IDataType, IMetadataObject
'用途
Dim instance As ISystemDataType

public interface ISystemDataType : IScalarDataType, 
    IDataType, IMetadataObject

public interface class ISystemDataType : IScalarDataType, 
    IDataType, IMetadataObject

type ISystemDataType =  
    interface
        interface IScalarDataType
        interface IDataType
        interface IMetadataObject
    end

public interface ISystemDataType extends IScalarDataType, IDataType, IMetadataObject

屬性

	名稱	說明
	BaseSystemDataType	Gets the base system data type that the user-defined data type is derived from. (繼承自 IScalarDataType。)
	IsClr	Gets a value that indicates whether this is a CLR data type. (繼承自 IScalarDataType。)
	IsCursor	Gets a value that indicates whether this is a cursor data type. (繼承自 IDataType。)
	IsScalar	Gets a value that indicates whether this is a scalar data type. (繼承自 IDataType。)
	IsSystem	Gets a value that indicates whether this is a system data type. (繼承自 IScalarDataType。)
	IsTable	Gets a value that indicates whether this is a table data type. (繼承自 IDataType。)
	IsUnknown	Gets a value that indicates whether the data type instance is a placeholder unknown type. (繼承自 IDataType。)
	IsVoid	Gets a value that indicates whether this data type represents the neutral void type, which is the type for NULL expression. (繼承自 IScalarDataType。)
	IsXml	Gets a value that indicates whether this is an xml data type. (繼承自 IScalarDataType。)
	Length	Gets the length of the data type.
	Name	Gets the name of the metadata object. (繼承自 IMetadataObject。)
	NumericPrecision	Gets the numeric precision of the data type.
	NumericScale	Gets the numeric scale of the data type.
	TypeSpec	Gets the DataTypeSpec object that provides the type specification.

上層

方法

	名稱	說明
	Accept< (Of < <' (T> ) > > )	Accepts a visit from the specified IMetadataObjectVisitor<(Of <(<'T>)>)> object. (繼承自 IMetadataObject。)

上層

請參閱

參考