Database.RecordsAffected, propriété (DAO)
S’applique à : Access 2013, Office 2013
Renvoie le nombre d'enregistrements affectés par le dernier appel de la méthode Execute.
Syntaxe
expression . RecordsAffected
expression Variable qui représente un objet Database.
Exemple
L'exemple ci-dessous utilise la propriété RecordsAffected avec des requêtes Action exécutées à partir d'objets Database et QueryDef. La fonction RecordsAffectedOutput est requise pour pouvoir exécuter cette procédure.
Sub RecordsAffectedX()
Dim dbsNorthwind As Database
Dim qdfTemp As QueryDef
Dim strSQLChange As String
Dim strSQLRestore As String
Set dbsNorthwind = OpenDatabase("Northwind.mdb")
With dbsNorthwind
' Print report of contents of the Employees
' table.
Debug.Print _
"Number of records in Employees table: " & _
.TableDefs!Employees.RecordCount
RecordsAffectedOutput dbsNorthwind
' Define and execute an action query.
strSQLChange = "UPDATE Employees " & _
"SET Country = 'United States' " & _
"WHERE Country = 'USA'"
.Execute strSQLChange
' Print report of contents of the Employees
' table.
Debug.Print _
"RecordsAffected after executing query " & _
"from Database: " & .RecordsAffected
RecordsAffectedOutput dbsNorthwind
' Define and run another action query.
strSQLRestore = "UPDATE Employees " & _
"SET Country = 'USA' " & _
"WHERE Country = 'United States'"
Set qdfTemp = .CreateQueryDef("", strSQLRestore)
qdfTemp.Execute
' Print report of contents of the Employees
' table.
Debug.Print _
"RecordsAffected after executing query " & _
"from QueryDef: " & qdfTemp.RecordsAffected
RecordsAffectedOutput dbsNorthwind
.Close
End With
End Sub
Function RecordsAffectedOutput(dbsNorthwind As Database)
Dim rstEmployees As Recordset
' Open a Recordset object from the Employees table.
Set rstEmployees = _
dbsNorthwind.OpenRecordset("Employees")
With rstEmployees
' Enumerate Recordset.
.MoveFirst
Do While Not .EOF
Debug.Print " " & !LastName & ", " & !Country
.MoveNext
Loop
.Close
End With
End Function