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58 lines
1.5 KiB
58 lines
1.5 KiB
using Npgsql;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace db_lab
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{
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public partial class RaportForm : Form
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{
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NpgsqlConnection connection;
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private void load_data()
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{
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try
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{
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connection.Open();
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string sql = @"SELECT
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ead.id AS interaction_id,
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e.name AS equipment_name,
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r.room_name AS room_name,
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d.name AS department_name,
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b.address AS building_address,
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ead.arrival_date,
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ead.departure_date
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FROM Equipment_Arrival_Departure ead
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JOIN Equipment e ON ead.equipment_id = e.id
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JOIN Rooms r ON e.room_id = r.id
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JOIN Department d ON r.building_id = d.building_id
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JOIN Building b ON d.building_id = b.id;
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";
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NpgsqlDataAdapter adapter = new NpgsqlDataAdapter(sql, this.connection);
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DataSet dataset = new DataSet();
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adapter.Fill(dataset, "data");
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dataGridView1.DataSource = dataset.Tables["data"];
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connection.Close();
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}
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catch (Exception ex)
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{
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MessageBox.Show($"Error! Log: {ex.Message}");
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connection.Close();
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}
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}
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public RaportForm(string connection)
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{
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this.connection = new NpgsqlConnection(connection);
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InitializeComponent();
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load_data();
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}
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}
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}
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