ConnectionManagerCacheClass 类

此 API 支持 SQL Server 2012 基础结构，但不能通过代码直接使用。

Represents a connection manager that utilizes a Cache Transform or a cache file for the data connection.

继承层次结构

System.Object
  Microsoft.SqlServer.Dts.Runtime.Wrapper.ConnectionManagerCacheClass

命名空间：  Microsoft.SqlServer.Dts.Runtime.Wrapper
程序集：  Microsoft.SqlServer.DTSRuntimeWrap（在 Microsoft.SqlServer.DTSRuntimeWrap.dll 中）

语法

声明
<GuidAttribute("F84E97B0-F3D7-4EFF-ACAA-80385E13EB34")> _
<ClassInterfaceAttribute(ClassInterfaceType.None)> _
Public Class ConnectionManagerCacheClass _
    Implements IDTSConnectionManager100, ConnectionManagerCache, IDTSConnectionManagerCache100
用法
Dim instance As ConnectionManagerCacheClass

[GuidAttribute("F84E97B0-F3D7-4EFF-ACAA-80385E13EB34")]
[ClassInterfaceAttribute(ClassInterfaceType.None)]
public class ConnectionManagerCacheClass : IDTSConnectionManager100, 
    ConnectionManagerCache, IDTSConnectionManagerCache100

[GuidAttribute(L"F84E97B0-F3D7-4EFF-ACAA-80385E13EB34")]
[ClassInterfaceAttribute(ClassInterfaceType::None)]
public ref class ConnectionManagerCacheClass : IDTSConnectionManager100, 
    ConnectionManagerCache, IDTSConnectionManagerCache100

[<GuidAttribute("F84E97B0-F3D7-4EFF-ACAA-80385E13EB34")>]
[<ClassInterfaceAttribute(ClassInterfaceType.None)>]
type ConnectionManagerCacheClass =  
    class 
        interface IDTSConnectionManager100 
        interface ConnectionManagerCache 
        interface IDTSConnectionManagerCache100 
    end

public class ConnectionManagerCacheClass implements IDTSConnectionManager100, ConnectionManagerCache, IDTSConnectionManagerCache100

ConnectionManagerCacheClass 类型公开以下成员。

构造函数

	名称	说明
	ConnectionManagerCacheClass	基础结构。Initializes a new instance of the ConnectionManagerCacheClass class.

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属性

	名称	说明
	Columns	基础结构。Gets or sets the columns in the cache.
	ConnectionString	基础结构。Gets or sets the connection string used to establish a connection to a data source.
	ProtectionLevel	基础结构。Gets or sets the level of encryption performed on sensitive data that is contained in the package.
	RetainData	基础结构。Gets or sets a Boolean that indicates whether the connection manager retains the data in the cache.
	Scope	基础结构。Gets the scope of the connection manager.
	SupportsDTCTransactions	基础结构。Gets a Boolean that indicates whether the connection supports Microsoft Distributed Transaction Coordinator (MS DTC) transactions.
	UseEncryption	基础结构。Gets or sets a Boolean that indicates whether to use encryption.
	UseFile	基础结构。Gets or sets a Boolean that indicates whether the connection manager uses a cache file.

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方法

	名称	说明
	AcquireConnection	基础结构。Creates an instance of the connection type.
	Equals	（从 Object 继承。）
	Finalize	（从 Object 继承。）
	GetFileColumns	基础结构。Reads and returns the columns from the specified cache file.
	GetHashCode	（从 Object 继承。）
	GetType	（从 Object 继承。）
	MemberwiseClone	（从 Object 继承。）
	ReleaseConnection	基础结构。Frees the connection established during AcquireConnection. Called at design time and runtime.
	SetQualifier	基础结构。Changes a qualifier on the connection manager after the connection manager has been created but before it is used in a running package.
	ToString	（从 Object 继承。）
	Validate	基础结构。Validates the connection and returns an enumeration that indicates success or failure.

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注释

For more information, see ConnectionManager.

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。

请参阅

参考

Microsoft.SqlServer.Dts.Runtime.Wrapper 命名空间