共用方式為

SqlClientFactory.CreateConnection 方法

  • 參考

定義

命名空間:
System.Data.SqlClient
組件:
System.Data.SqlClient.dll
組件:
System.Data.dll
組件:
netstandard.dll, System.Data.SqlClient.dll
套件:
System.Data.SqlClient v4.8.6

傳回強型別的 DbConnection 執行個體。

public:
 override System::Data::Common::DbConnection ^ CreateConnection();
public override System.Data.Common.DbConnection CreateConnection ();
override this.CreateConnection : unit -> System.Data.Common.DbConnection
Public Overrides Function CreateConnection () As DbConnection

傳回

DbConnection

DbConnection 的新強型別執行個體。

範例

下列代碼段會傳回強型別 DbConnection 實例：

Dim newFactory As SqlClientFactory = SqlClientFactory.Instance
Dim cmd As DbConnection = newFactory.CreateConnection()

SqlClientFactory newFactory = SqlClientFactory.Instance;
DbConnection cmd = newFactory.CreateConnection();

適用於

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