MDataColumn Members

CYQ.Data API

CYQ.Data API 帮助文档 For V5

MDataColumn Members

MDataColumn overview

Public Static Methods

CreateFromOverloaded. 从Json或文件中加载成列信息

Public Static Type Conversions

Public Instance Constructors

MDataColumn Constructor Initializes a new instance of the MDataColumn class.

Public Instance Fields

CheckDuplicate 添加列时,检测名称是否重复(默认为true)。

Public Instance Properties

Count 
Description 表名描述
FirstPrimary 第一个主键
FirstUnique 首个唯一键
ItemOverloaded.  
JointPrimary 联合主键
Table 架构所引用的表

Public Instance Methods

AddOverloaded. 添加列
AddRange 
Clear 
Clone 
ContainsOverloaded.  
Equals (inherited from Object)
GetHashCode (inherited from Object)
GetIndex 获取列所在的索引位置(若不存在返回-1)
GetType (inherited from Object)
Insert 
InsertRange 
RemoveOverloaded.  
RemoveAt 
RemoveRange 
SetOrdinal 将 列 的序号或位置更改为指定的序号或位置。
ToJson 输出Json格式的表构架
ToRow 转成行
ToString (inherited from Object)
ToTable 将表结构的数据转成Table显示
WriteSchema 保存表架构到外部文件中(json格式)

Protected Instance Methods

Finalize (inherited from Object)
MemberwiseClone (inherited from Object)

See Also

MDataColumn Class | CYQ.Data.Table Namespace