SELECT @@IDENTITY 如何应用?Using cmd As New OleDbCommand("SELECT @@IDENTITY",mcnn)If eventArgs.StatementType = StatementType.Insert TheneventArgs.Row("CustomerID") = CInt(cmd.ExecuteScalar())End IfEnd UsingSELECT @@IDENTITY 上述程序实现什

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SELECT@@IDENTITY如何应用?UsingcmdAsNewOleDbCommand("SELECT@@IDENTITY",mcnn)IfeventArgs.StatementType=Sta

SELECT @@IDENTITY 如何应用?Using cmd As New OleDbCommand("SELECT @@IDENTITY",mcnn)If eventArgs.StatementType = StatementType.Insert TheneventArgs.Row("CustomerID") = CInt(cmd.ExecuteScalar())End IfEnd UsingSELECT @@IDENTITY 上述程序实现什
SELECT @@IDENTITY 如何应用?
Using cmd As New OleDbCommand("SELECT @@IDENTITY",mcnn)
If eventArgs.StatementType = StatementType.Insert Then
eventArgs.Row("CustomerID") = CInt(cmd.ExecuteScalar())
End If
End Using
SELECT @@IDENTITY 上述程序实现什么功能?

SELECT @@IDENTITY 如何应用?Using cmd As New OleDbCommand("SELECT @@IDENTITY",mcnn)If eventArgs.StatementType = StatementType.Insert TheneventArgs.Row("CustomerID") = CInt(cmd.ExecuteScalar())End IfEnd UsingSELECT @@IDENTITY 上述程序实现什
@@identity是表示的是最近一次向具有identity属性(即自增列)的表插入数据时对应的自增列的值,是系统定义的全局变量.一般系统定义的全局变量都是以@@开头,用户自定义变量以@开头.比如有个表A,它的自增列是id,当向A表插入一行数据后,如果插入数据后自增列的值自动增加至101,则通过select @@identity得到的值就是101.使用@@identity的前提是在进行insert操作后,执行select @@identity的时候连接没有关闭,否则得到的将是NULL值.

SELECT @@IDENTITY 如何应用?Using cmd As New OleDbCommand(SELECT @@IDENTITY,mcnn)If eventArgs.StatementType = StatementType.Insert TheneventArgs.Row(CustomerID) = CInt(cmd.ExecuteScalar())End IfEnd UsingSELECT @@IDENTITY 上述程序实现什 identity是什么意思啊?如何背?cultural identity IDentity 英语翻译select 如何翻译 SELECT 如何理解 Identify & National Identity对不起，前一个词打错了，应该是Identity。 identity identity [ai'dent select Field_Content,ID*1 as ID,[index]=identity(int,1,1) into #temp from user_Pro where categoryid= + id+ order by indexid desc; select * from #temp; drop table #temp; select Field_Content,ID*1 as ID,[index]=identity(int,1,1) into #temp from user_Pro where categoryid= + id+ order by indexid desc; select * from #temp; drop table #temp; identity是什么意思? identity是什么意思 task identity identity cloaker 如何理解西方哲学中的个人同一性理论（personal identity）如题.西方哲学中的个人同一性理论（personal identity）是什么意思?并对其进行评述. identify的意思To identify practical means to address environmental concerns.这里的identity如何翻译? 麻烦这几句ADO是什么意思SqlCommand cmd = new SqlCommand(INSERT Files (FileName) Values (@FileName); +SELECT @Identity = SCOPE_IDENTITY(),con); cmd.Parameters.AddWithValue(@FileName,fileName); SqlParameter idParm = cmd.Parameters.Add(@ Institutional Identity & Historical-Cultural Identity 怎么翻译?这里的 Identity piease.select