|
using System;
using System.Data;
using System.Data.Common;
using System.Collections.Generic;
using System.Text;
using MySql.Data.MySqlClient;
namespace MySQLDBConnection
{
class Program
{
private static ConsoleColor defaultColor = Console.ForegroundColor;
private static ConsoleColor borderColor = ConsoleColor.DarkCyan;
static void Main(string[] args)
{
MySqlConnectionStringBuilder connBuilder =
new MySqlConnectionStringBuilder();
connBuilder.Add("Database", "shop");
connBuilder.Add("Data Source", "localhost");
connBuilder.Add("User Id", "root");
connBuilder.Add("Password", "masterkey");
MySqlConnection connection =
new MySqlConnection(connBuilder.ConnectionString);
MySqlCommand cmd = connection.CreateCommand();
connection.Open();
InsertCommand(cmd, "MQ95 Flat Monitor", 399.00);
QueryCommand(cmd);
connection.Close();
}
public static void QueryCommand(MySqlCommand cmd)
{
cmd.CommandText = "SELECT * FROM article";
cmd.CommandType = CommandType.Text;
MySqlDataReader reader = cmd.ExecuteReader();
Console.WriteLine("Querying data in table:");
DrawLine();
TableHeaders();
DrawLine();
while (reader.Read())
{
Console.ForegroundColor = borderColor;
Console.Write("|");
Console.ForegroundColor = defaultColor;
Console.Write(String.Format("{0,11} ", reader.GetInt32(0)));
Console.ForegroundColor = borderColor;
Console.Write("| ");
Console.ForegroundColor = defaultColor;
Console.Write(String.Format("{0,-39}", reader.GetString(1)));
Console.ForegroundColor = borderColor;
Console.Write("| ");
Console.ForegroundColor = defaultColor;
Console.Write(String.Format("{0,13:F} ", reader.GetDouble(2)));
Console.ForegroundColor = borderColor;
Console.Write("| ");
Console.ForegroundColor = defaultColor;
Console.WriteLine();
}
DrawLine();
reader.Close();
}
public static void InsertCommand(MySqlCommand cmd, string name, double price)
{
cmd.CommandText = "append_data";
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new MySqlParameter("param_name", name));
cmd.Parameters.Add(new MySqlParameter("param_price", price));
cmd.ExecuteNonQuery();
}
private static void TableHeaders()
{
StringBuilder sb = new StringBuilder();
sb.Append("| article_id ");
sb.Append(String.Format("{0,-41}", "| article_name "));
sb.Append("| article_price ");
sb.Append("|");
Console.ForegroundColor = borderColor;
Console.WriteLine(sb.ToString());
Console.ForegroundColor = defaultColor;
}
private static void DrawLine()
{
Console.ForegroundColor = borderColor;
Console.Write("+");
for (int i = 1; i <= 12; i++)
Console.Write("-");
Console.Write("+");
for (int j = 1; j <= 40; j++)
Console.Write("-");
Console.Write("+");
for (int k = 1; k <= 15; k++)
Console.Write("-");
Console.WriteLine("+");
Console.ForegroundColor = defaultColor;
}
}
}
|
By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.
If a file you wish to view isn't highlighted, and is a text file (not binary), please
let us know and we'll add colourisation support for it.
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.