不同服务器之间的数据同步问题,跪求大神帮忙
我现在能连上远程数据库oracle。但是我想把oracle数据库中的一个表的部分字段得数据复制到我本地的sql server数据库中的“数据同步表”中,我写了以下的代码,但是出现问题。求大神帮忙指点迷津,十分感谢。代码如下:
using System.Data.OleDb;
using System;
using System.Data.OracleClient;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Web.UI.Adapters;
using System.IO;
using System.Xml;
using System.Net;
using System.Security.Cryptography.X509Certificates;
using System.Net.Security;
public partial class datatb : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
string connectionString;
connectionString = "Data Source=202.*.*.*:1521/orcl;User ID=******;Password=*****;Unicode=True";
SqlConnection myConnection1 = new SqlConnection(ConfigurationManager.ConnectionStrings["DTDC"].ConnectionString);
OracleConnection myConnection = new OracleConnection(connectionString);
myConnection.Open();
string queryString1;
myConnection1.Open();
queryString1 = "INSERT INTO 数据同步表 SELECT GH,DWH,XM,SFZJH,DQZTM FROM JZGJCSJXX WHERE DWH = '1250000'";
SqlCommand Mycommand = new SqlCommand(queryString1, myConnection1);
Mycommand.ExecuteNonQuery();
myConnection1.Close();
myConnection.Close();
}
}