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private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
             this.comboBox2.Items.Clear();
            switch(this.comboBox1.SelectedIndex)
            {
             case 0:
                  try
                    {
                        OleDbConnection conn = new OleDbConnection(@"Provider=Microsoft.Jet.OLEDB.4.0;User ID=admin;Data Source=C:\tmpAccess\DataBase1.mdb");
                        conn.Open();
                        if(conn.State == System.Data.ConnectionState.Open){
                            Console.WriteLine("Success");
                        }
                        DataTable test = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, new Object[] { null, null, null, "Table" });
                        this.dataGridView1.DataSource =test;
                        int tableIndex = test.Columns.IndexOf("TABLE_NAME");
                        foreach (DataRow row in test.Rows)
                            comboBox2.Items.Add(row[tableIndex].ToString());
     &nb


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CDbl(str)   -->   Ë«¾«¶È
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CSng(str)   -->   µ¥¾«¶È
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C++ͨ¹ýADOÁ¬½ÓACCESS(»òÕßSQL Server)Êý¾Ý¿âÀý×Ó

#include "iostream.h"
#include "stdio.h"
#import "C:\program files\common files\system\ado\msado15.dll" no_namespace rename("EOF","adoEOF")
int main(int argc, char* argv[])
{
   ::CoInitialize(NULL);
_ConnectionPtr m_pConnection;
m_pConnection.CreateInstance("ADODB.Connection");
tr ......
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