SqlDataReader Ordinal Indexer : SqlDataReader « Database ADO.net « C# / C Sharp

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C# / C Sharp » Database ADO.net » SqlDataReaderScreenshots 
SqlDataReader Ordinal Indexer


using System;
using System.Data; 
using System.Data.SqlClient; 

   class OrdinalIndexer
   {
      static void Main(string[] args)
      {
         string connString = "server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI";
         string sql = @"select FirstName, LastName from Employee";

         SqlConnection conn = new SqlConnection(connString);

         try
         {
            conn.Open();
            SqlCommand cmd = new SqlCommand(sql, conn);
            SqlDataReader reader = cmd.ExecuteReader();
            Console.WriteLine("\t{0}   {1}""First Name".PadRight(25),"Last Name".PadRight(20));
            Console.WriteLine("\t{0}   {1}",  "============".PadRight(25)"============".PadRight(20));
            while(reader.Read()) {
               Console.WriteLine(" {0} | {1}"
                  reader[0].ToString().PadLeft(25),
                  reader[1].ToString().PadLeft(20));
            }
            reader.Close();
         catch(Exception e) {
            Console.WriteLine("Error Occurred: " + e);
         finally {
            conn.Close();
         }
      }
   }


           
       
Related examples in the same category
1.Execute multiple SELECT statements using a SqlCommand object and read the results using a SqlDataReader object
2.Get column index from SqlDataReader
3.use the GetOrdinal() from DataReader to get the numeric positions of a column
4.how to read column values as C# types using the Get* methods
5.read column values as Sql* types using the GetSql* methods
6.Read data from SqlDataReader
7.Reference data in SqlDataReader by column name
8.Use A Data Reader
9.Use While loop to read query result data from SqlDataReader
10.Deal with Multiple Results
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