Crystal Report กับการสร้าง Report รายงานแบบ JOIN ข้อมูลหลายตาราง Table (.NET)

USE [mydatabase]
GO
/****** Object:  Table [dbo].[customer]    Script Date: 03/13/2012 13:42:18 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[customer](
	[CustomerID] [varchar](4) NOT NULL,
	[Name] [varchar](50) NULL,
	[Email] [varchar](50) NULL,
	[CountryCode] [varchar](2) NULL,
	[Budget] [float] NULL,
 CONSTRAINT [PK_customer] PRIMARY KEY CLUSTERED 
(
	[CustomerID] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

INSERT INTO customer VALUES ('C001', 'Win Weerachai', '[email protected]', 'TH', 1000000);
INSERT INTO customer VALUES ('C002', 'John  Smith', '[email protected]', 'EN', 2000000);
INSERT INTO customer VALUES ('C003', 'Jame Born', '[email protected]', 'US', 3000000);
INSERT INTO customer VALUES ('C004', 'Chalee Angel', '[email protected]', 'US', 4000000);

GO
SET ANSI_PADDING OFF

USE [mydatabase]
GO
/****** Object:  Table [dbo].[country]    Script Date: 03/13/2012 13:42:18 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[country](
	[CountryCode] [varchar](2) NOT NULL,
	[CountryName] [varchar](50) NULL,
 CONSTRAINT [PK_country] PRIMARY KEY CLUSTERED 
(
	[CountryCode] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

INSERT INTO country VALUES ('TH', 'Thailand');
INSERT INTO country VALUES ('EN', 'English');
INSERT INTO country VALUES ('US', 'United States');

GO
SET ANSI_PADDING OFF

USE [mydatabase]
GO
/****** Object:  Table [dbo].[audit]    Script Date: 03/13/2012 13:45:08 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[audit](
	[AuditID] [varchar](4) NOT NULL,
	[CustomerID] [varchar](4) NULL,
	[Date] [datetime] NULL,
	[Used] [float] NULL,
 CONSTRAINT [PK_audit] PRIMARY KEY CLUSTERED 
(
	[AuditID] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

INSERT INTO audit VALUES (1, 'C001', '2011-08-01', 100000);
INSERT INTO audit VALUES (2, 'C001', '2011-08-05', 200000);
INSERT INTO audit VALUES (3, 'C001', '2011-08-10', 300000);
INSERT INTO audit VALUES (4, 'C002', '2011-08-02', 400000);
INSERT INTO audit VALUES (5, 'C002', '2011-08-07', 100000);
INSERT INTO audit VALUES (6, 'C002', '2011-08-15', 300000);
INSERT INTO audit VALUES (7, 'C003', '2011-08-20', 400000);
INSERT INTO audit VALUES (8, 'C003', '2011-08-25', 200000);
INSERT INTO audit VALUES (9, 'C004', '2011-07-04', 100000);
INSERT INTO audit VALUES (10, 'C005', '2011-07-04', 200000);

GO
SET ANSI_PADDING OFF

Imports CrystalDecisions.CrystalReports.Engine
Imports System.Data
Imports System.Data.SqlClient

Partial Public Class _Default
    Inherits System.Web.UI.Page

    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load

    End Sub

    Protected Sub btnShowReport_Click(ByVal sender As Object, ByVal e As EventArgs) Handles btnShowReport.Click

        Dim objConn As New SqlConnection
        Dim objCmd As New SqlCommand
        Dim dtAdapter As New SqlDataAdapter

        Dim ds As New DataSet
        Dim dt As DataTable
        Dim strConnString As String
        Dim strSQL As New StringBuilder

        strConnString = "Server=localhost;UID=sa;PASSWORD=;database=mydatabase;Max Pool Size=400;Connect Timeout=600;"

        strSQL.Append(" SELECT a.CustomerID,a.Name,a.Email,a.Budget, ")
        strSQL.Append(" b.CountryName,c.Date,c.Used ")
        strSQL.Append(" FROM customer a  ")
        strSQL.Append(" LEFT JOIN country b ON a.CountryCode =  b.CountryCode ")
        strSQL.Append(" LEFT JOIN audit c ON a.CustomerID = c.CustomerID ")
        strSQL.Append(" WHERE a.CustomerID = '" & Me.txtCustomerID.Text & "' ")

        objConn.ConnectionString = strConnString
        With objCmd
            .Connection = objConn
            .CommandText = strSQL.ToString()
            .CommandType = CommandType.Text
        End With
        dtAdapter.SelectCommand = objCmd

        dtAdapter.Fill(ds, "myDataReport")
        dt = ds.Tables(0)

        dtAdapter = Nothing
        objConn.Close()
        objConn = Nothing

        Dim rpt As New ReportDocument()

        rpt.Load(Server.MapPath("CrystalReport1.rpt"))
        rpt.SetDataSource(dt)
        Me.CrystalReportViewer1.ReportSource = rpt
    End Sub

End Class

using Microsoft.VisualBasic;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Diagnostics;
using CrystalDecisions.CrystalReports.Engine;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{


	protected void Page_Load(object sender, System.EventArgs e)
	{
	}


	protected void btnShowReport_Click(object sender, EventArgs e)
	{
		SqlConnection objConn = new SqlConnection();
		SqlCommand objCmd = new SqlCommand();
		SqlDataAdapter dtAdapter = new SqlDataAdapter();

		DataSet ds = new DataSet();
		DataTable dt = null;
		string strConnString = null;
		StringBuilder strSQL = new StringBuilder();

		strConnString = "Server=localhost;UID=sa;PASSWORD=;database=mydatabase;Max Pool Size=400;Connect Timeout=600;";

		strSQL.Append(" SELECT a.CustomerID,a.Name,a.Email,a.Budget, ");
		strSQL.Append(" b.CountryName,c.Date,c.Used ");
		strSQL.Append(" FROM customer a  ");
		strSQL.Append(" LEFT JOIN country b ON a.CountryCode =  b.CountryCode ");
		strSQL.Append(" LEFT JOIN audit c ON a.CustomerID = c.CustomerID ");
		strSQL.Append(" WHERE a.CustomerID = '" + this.txtCustomerID.Text + "' ");

		objConn.ConnectionString = strConnString;
		var _with1 = objCmd;
		_with1.Connection = objConn;
		_with1.CommandText = strSQL.ToString();
		_with1.CommandType = CommandType.Text;
		dtAdapter.SelectCommand = objCmd;

		dtAdapter.Fill(ds, "myDataReport");
		dt = ds.Tables[0];

		dtAdapter = null;
		objConn.Close();
		objConn = null;

		ReportDocument rpt = new ReportDocument();

		rpt.Load(Server.MapPath("CrystalReport1.rpt"));
		rpt.SetDataSource(dt);
		this.CrystalReportViewer1.ReportSource = rpt;
	}

}