ISystemDataType 接口

Represents a SQL Server built-in system data type.

命名空间:  Microsoft.SqlServer.Management.SqlParser.Metadata
程序集:  Microsoft.SqlServer.Management.SqlParser(在 Microsoft.SqlServer.Management.SqlParser.dll 中)

语法

声明
Public Interface ISystemDataType _
    Inherits IScalarDataType, IDataType, IMetadataObject
用法
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

ISystemDataType 类型公开以下成员。

属性

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

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方法

  名称 说明
公共方法 Accept< (Of < <' (T> ) > > ) Accepts a visit from the specified IMetadataObjectVisitor<(Of <(<'T>)>)> object. (从 IMetadataObject 继承。)

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