![](/img/trans.png)
[英]How to populate Crystal Report with data from multiple tables from SQL Server in VB.NET?
[英]No data display in crystal report from vb.net, dataset with SQL
我正在使用Vb.Net 2010开发具有水晶报表CRforVS_13_0的项目。 我连接到sqlserver并使用以下步骤填充我的数据集。
Imports System.Data.SqlClient
Imports CrystalDecisions.CrystalReports.Engine
Imports CrystalDecisions.Shared
Imports CrystalDecisions.ReportSource
Imports System.Data
Public Class frmPrinTest
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim cnn As SqlConnection
Dim connectionString As String
Dim sql As String
Dim MyCommand As New SqlCommand
Dim myDA As New SqlDataAdapter
connectionString = "Data Source=.\SQLEXPRESS;Initial Catalog=stock;Persist Security Info=True;User ID=sa;Password=1234[enter image description here][1];"
cnn = New SqlConnection(connectionString)
sql = "select Icode,Iname from stockInvt"
MyCommand.Connection = cnn
MyCommand.CommandText = sql
MyCommand.CommandType = CommandType.Text
myDA.SelectCommand = MyCommand
Dim ds As New DataSet1
myDA.Fill(ds, "stockInvt")
Dim objRpt As New CrystalReport1
objRpt.SetDataSource(ds)
CrystalReportViewer1.ReportSource = objRpt
'CrystalReportViewer1.Refresh()
End Sub
End Class
但是我无法在水晶报表中显示数据集或数据表中的数据。 我也点击此链接。 CrystalReport_ADO_Dataset PDF请帮助我。
您必须分配要使用的表水晶报表。 因此,只需将您的代码从objRpt.SetDataSource(ds)
更改为objRpt.SetDataSource(ds.tables("stockInvt"))
或objRpt.SetDataSource(ds.tables(0))
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.