Connect to SQL Server Using ADODB Retrieving Records

This tip will show you how to connect to SQL Server using ADODB Retrieving Records using Record Set and connecting it to Crystal Reports.

Follow these steps before adding the code:

  1. Click on Project?>Add References.
  2. Select Com Tab on Top. In Com, select Microsoft ActiveX Data Objects 2.7 Library. Click on select.
  3. Select .Net Tab . In .Net Tab select system.data.dll. Click on select and press OK.
  4. Add the following code in your project.
Imports System.Data.SqlClientImports System.DataImports System.Data.CommonImports ADODBImports System.Data.OleDbImports CrystalDecisions.CrystalReports.EngineImports CrystalDecisions.SharedPublic Class Form1    Inherits System.Windows.Forms.Form    Public reporttype As String    Public CN As New ADODB.Connection    Public cr3 As New CrystalReport1'add a button on the form and paste the following codePrivate Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesButton3.Click' database connection string        CN = New ADODB.Connection        CN.CursorLocation = ADODB.CursorLocationEnum.adUseClient        CN.Open("User ID=sa;Data Source=server;Tag with column collation when possible=False;InitialCatalog='databasename';Use Procedure for Prepare=1;Auto Translate=True;Persist SecurityInfo=False;Provider=SQLOLEDB.1;Use Encryption for Data=False;Packet Size=4096")        Dim SQL As String = "select * from tablename"        'creating recordset        Dim rs As New ADODB.Recordset        rs.Open(SQL, CN, ADODB.CursorTypeEnum.adOpenStatic,    ADODB.LockTypeEnum.adLockBatchOptimistic, 1)        MsgBox(rs.RecordCount)        cr3.SetDataSource(rs)        CRViewer.ReportSource = cr3  End SubEnd Class
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