Csharp/C Sharp/Database ADO.net/SqlConnectionStringBuilder — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 11:42, 26 мая 2010
Create connection string with SqlConnectionStringBuilder
using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Data.rumon;
class Program {
static void Main(string[] args) {
SqlConnectionStringBuilder cnStrBuilder = new SqlConnectionStringBuilder();
cnStrBuilder.UserID = "sa";
cnStrBuilder.Password = "";
cnStrBuilder.InitialCatalog = "Cars";
cnStrBuilder.DataSource = "(local)";
cnStrBuilder.ConnectTimeout = 5;
SqlConnection cn = new SqlConnection();
cn.ConnectionString = cnStrBuilder.ConnectionString;
cn.Open();
ShowConnectionStatus(cn);
string strSQL = "SELECT * FROM Inventory";
SqlCommand myCommand = new SqlCommand(strSQL, cn);
SqlDataReader myDataReader;
myDataReader = myCommand.ExecuteReader(CommandBehavior.CloseConnection);
while (myDataReader.Read()) {
for (int i = 0; i < myDataReader.FieldCount; i++) {
Console.Write("{0} = {1} ",myDataReader.GetName(i),myDataReader.GetValue(i).ToString().Trim());
}
}
myDataReader.Close();
ShowConnectionStatus(cn);
}
private static void ShowConnectionStatus(DbConnection cn) {
Console.WriteLine("Database location: {0}", cn.DataSource);
Console.WriteLine("Database name: {0}", cn.Database);
Console.WriteLine("Timeout: {0}", cn.ConnectionTimeout);
Console.WriteLine("Connection state: {0}\n", cn.State.ToString());
}
}