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MS SQL

Posted Oct 9, 2000

Utility to Build VB Class to Match SQL Stored Procedures - Page 4

By Danny Lesandrini


Utility Output for SP ems_GetNextCounters

Here is a screen shot of the form that displays the results.
(The full text of the code follows.)



Click to Enlarge


Option Explicit


' ----- BEGIN ASP/ADO CODE USE EXAMPLE FOR THIS CLASS-----
'
'  This code may be tweaked and pasted into your ASP Page to instantiate
'  the class that calls your Stored Proc.
'  You will need to change the names of the DLL, Class and functions as 
'  well as the parameters for the connection string.
'
'
'    Dim objDataCls
'    Dim rstReturn
'    Dim sConnect
'    Dim lRecCount
'    Dim sError

'    Set objDataClass = Server.CreateObject("YourDLL.YourClass")
'    Set rstReturn = Server.CreateObject("ADODB.Recordset")
'    sConnect = "Provider=SQLOLEDB.1;User ID=sa;PWD=;Initial Catalog=YourDB;Data Source=YourServer"
'    Set rstReturn = objDataCls.Exec_ems_MyProc(sConnect, Param_1, ... Param_n)
'
'    lRecCount = objDataCls.RecordsAffected
'    sError = objDataCls.SQLError
'
'    If Not rstReturn.BOF Then
'        Do Until rstReturn.EOF ...
'
' ------------------- END CODE SAMPLE ------------------- 


Private lngRecordsAffected As Long
Private strSQL7Error As String

Property Get RecordsAffected() As String
    RecordsAffected = lngRecordsAffected
End Property

Property Get SQLError() As String
    SQLError = strSQL7Error
End Property



'//////////// Code for:  ems_GetNextCounters ////////////
'  Created on 10/6/2000
'  Created by Danny Lesandrini
'  Created for Dean Evans and Associates, Inc.
'
'  Parameters expected by this Stored Proc
'  ----------------------------------------
'    @TableName varchar(75)
'    @HowMany int
'    @NextCounter int OUTPUT
'  ----------------------------------------


Public Function Exec_ems_GetNextCounters( _ 
    ByVal strConnect As String, _ 
    ByVal TableName As String, _ 
    ByVal HowMany As Long, _ 
    ByVal  As Long ) As ADODB.Recordset

On Error Resume Next

Dim cnn As New ADODB.Connection
Dim com As New ADODB.Command

    cnn.Open strConnect
    Set com.ActiveConnection = cnn

    With com

        .CommandText = "ems_GetNextCounters"
        .CommandType = adCmdStoredProc

        .Parameters.Append .CreateParameter("RETURN_VALUE", adInteger, adParamReturnValue, , 0)
        .Parameters.Append .CreateParameter("@TableName", adVarChar, adParamInput, 75, TableName)
        .Parameters.Append .CreateParameter("@HowMany", adInteger, adParamInput, 8, HowMany)
        .Parameters.Append .CreateParameter("@NextCounter", adInteger, adParamOutput)

        Set Exec_ems_GetNextCounters = .Execute(lngRecordsAffected)
        strSQL7Error = Err.Description

    End With

    Set com.ActiveConnection = Nothing
    Set cnn = Nothing

End Function



See All Articles by Columnist Danny Lesandrini




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