OleDbError.SQLState 属性

定义

命名空间:

System.Data.OleDb

程序集:

System.Data.OleDb.dll

包:

System.Data.OleDb v9.0.0-preview.6.24327.7

Source:

OleDbError.cs

获取符合数据库 ANSI SQL 标准的 5 字符错误代码。

public:
 property System::String ^ SQLState { System::String ^ get(); };

public string SQLState { get; }

member this.SQLState : string

Public ReadOnly Property SQLState As String

属性值

String

5 个字符的错误代码，它确定错误的来源（如果错误可能来自不止一个地方）。

示例

以下示例显示 的属性 OleDbError。

public void DisplayOleDbErrorCollection(OleDbException exception)
{
    for (int i = 0; i < exception.Errors.Count; i++)
    {
        Console.WriteLine("Index #" + i + "\n" +
            "Message: " + exception.Errors[i].Message + "\n" +
            "Native: " + exception.Errors[i].NativeError.ToString() + "\n" +
            "Source: " + exception.Errors[i].Source + "\n" +
            "SQL: " + exception.Errors[i].SQLState + "\n");
    }
    Console.ReadLine();
}

Public Sub DisplayOleDbErrorCollection(ByVal exception As OleDbException)
    Dim i As Integer

    For i = 0 To exception.Errors.Count - 1
        Console.WriteLine("Index #" & i.ToString() & ControlChars.Cr _
           & "Message: " & exception.Errors(i).Message & ControlChars.Cr _
           & "Native: " & exception.Errors(i).NativeError.ToString() & ControlChars.Cr _
           & "Source: " & exception.Errors(i).Source & ControlChars.Cr _
           & "SQL: " & exception.Errors(i).SQLState & ControlChars.Cr)
    Next i
    Console.ReadLine()
End Sub

另请参阅

• OleDbErrorCollection
• OleDbException