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OleDbFactory.Instance 字段

  • 参考

定义

命名空间:
System.Data.OleDb
程序集:
System.Data.OleDb.dll
程序集:
System.Data.dll
包:
System.Data.OleDb v8.0.0
包:
System.Data.OleDb v9.0.0-preview.3.24172.9
Source:
OleDbFactory.cs
Source:
OleDbFactory.cs
Source:
OleDbFactory.cs
Source:
OleDbFactory.cs

获取 OleDbFactory 的实例。 它可用于检索强类型的数据对象。

public: static initonly System::Data::OleDb::OleDbFactory ^ Instance;
public static readonly System.Data.OleDb.OleDbFactory Instance;
 staticval mutable Instance : System.Data.OleDb.OleDbFactory
Public Shared ReadOnly Instance As OleDbFactory

字段值

OleDbFactory

示例

以下代码片段使用 Instance 字段检索 OleDbFactory 实例，然后返回强类型 DbCommand 实例：

Dim newFactory As OleDbFactory = OleDbFactory.Instance
Dim cmd As DbCommand = newFactory.CreateCommand()

OleDbFactory newFactory = OleDbFactory.Instance;
DbCommand cmd = newFactory.CreateCommand();

适用于