BlobColumn 类
Defines a column in a data flow buffer that contains data that has a SQL Server data type of text, ntext, or image.
继承层次结构
System. . :: . .Object
Microsoft.SqlServer.Dts.Pipeline..::..BlobColumn
命名空间: Microsoft.SqlServer.Dts.Pipeline
程序集: Microsoft.SqlServer.PipelineHost(在 Microsoft.SqlServer.PipelineHost.dll 中)
语法
声明
Public Class BlobColumn
用法
Dim instance As BlobColumn
public class BlobColumn
public ref class BlobColumn
type BlobColumn = class end
public class BlobColumn
BlobColumn 类型公开以下成员。
属性
名称 | 说明 | |
---|---|---|
ColumnInfo | Gets read-only metadata about the column. | |
IsNull | Gets a value that indicates whether the column is null. | |
Length | Gets the length of the contents of the column. |
页首
方法
名称 | 说明 | |
---|---|---|
AddBlobData(array<Byte> [] () [] []) | Adds binary data to a BlobColumn column. | |
AddBlobData(array<Byte> [] () [] [], Int32) | Adds a specified number of bytes of binary data to a BlobColumn column. | |
Equals | (从 Object 继承。) | |
Finalize | (从 Object 继承。) | |
GetBlobData | Returns the specified portion of the data in the column. | |
GetHashCode | (从 Object 继承。) | |
GetType | (从 Object 继承。) | |
MemberwiseClone | (从 Object 继承。) | |
ResetBlobData | Deletes the contents of the column. | |
SetNull | Sets the column value to null. | |
ToString | (从 Object 继承。) |
页首
线程安全
此类型的任何公共 static(在 Visual Basic 中为 Shared) 成员都是线程安全的。不保证所有实例成员都是线程安全的。