TECHNOLOGIES
FORUMS
JOBS
BOOKS
EVENTS
INTERVIEWS
Live
MORE
LEARN
Training
CAREER
MEMBERS
VIDEOS
NEWS
BLOGS
Sign Up
Login
No unread comment.
View All Comments
No unread message.
View All Messages
No unread notification.
View All Notifications
Answers
Post
An Article
A Blog
A News
A Video
An EBook
An Interview Question
Ask Question
Forums
Monthly Leaders
Forum guidelines
vipin mudgal
NA
7
3k
How to read connection string from sql table using C#.net
Mar 16 2016 12:10 PM
I am using .net window form application using Ms-access database, In aceess database i have a table which define connection string attribute then how to fetch sql connection string from access database and make a new connection to get sql database table.
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.OleDb;
namespace Mapping
{
public partial class Form1 : Form
{
private OleDbConnection Conn;
private OleDbCommand oleDbCmd = new OleDbCommand();
//parameter from mdsaputra.udl
private String connParam = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\\noisuf.dtl;Persist Security Info=False";
public Form1()
{
Conn = new OleDbConnection(connParam);
InitializeComponent();
//connection = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\noisuf.dtl;Persist Security Info=False");
}
private void button1_Click(object sender, EventArgs e)
{
Conn.Open();
oleDbCmd.Connection = Conn;
OleDbDataAdapter dAdapter = new OleDbDataAdapter("Select ConStringname from MappingConnections", connParam);
OleDbCommandBuilder cBuilder = new OleDbCommandBuilder(dAdapter);
DataTable dataTable = new DataTable();
DataSet ds = new DataSet();
dAdapter.Fill(dataTable);
Conn.Close();
//string connString = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\\noisuf.dtl;Persist Security Info=False";
//string query = "Select ConStringName from MappingConnections";
//OleDbConnection conn = new OleDbConnection(connString);
//OleDbCommand cmd = new OleDbCommand(query, conn);
//conn.Open();
//// create data adapter
//OleDbDataAdapter da = new OleDbDataAdapter(cmd);
//// this will query your database and return the result to your datatable
//da.Fill(dataTable);
//conn.Close();
//da.Dispose();
}
}
}
Reply
Answers (
1
)
Query Execution Error C# Dataset
Uses of Delegate (unicast,Multicast,Annonyms)