正文: 当我们需要用VBA代码删除表时,有三种方法可以实现。不过需要注意的是,删除表之后是无法恢复的,因此,大家在测试时,要做好文件的备份。 方法一: '需要在VBA引用中引用DAO 3.6 Object Library Dim db As Database Set db = CurrentDb '表删除后无法恢复,务必做好备份db.TableDefs.Delete"表名称" 方法二: ...
Sub CheckNullValue() Dim db As DAO.Database Dim rs As DAO.Recordset Dim fieldName As String Dim fieldValue As Variant ' 打开数据库和记录集 Set db = CurrentDb() Set rs = db.OpenRecordset("SELECT * FROM YourTableName") ' 假设 fieldName 是要检查的字段名称 fieldName = "YourFieldName"...
方法1：Dim db As DAO.Database Set db = CurrentDb db.TableDefs.Delete "表1" '删除指定的表 db.Close: Set db = Nothing Exit Sub 方法2：DoCmd.DeleteObject acTable, "表1" '执行删除操作 删除成， 表1 不见了。
Set db = CurrentDb ' 设置源表和目标表对象 Set sourceTable = db.TableDefs("源表名称") Set destinationTable = db.TableDefs("目标表名称") ' 复制表结构 destinationTable.Create sourceTable.Name ' 复制表数据 db.Execute "INSERT INTO " & destinationTable.Name & " SELECT * FROM " & sourceTabl...
Function IsTableLinked(tblName As String) As Boolean Dim db As DAO.Database Dim tdf As DAO.TableDef Set db = CurrentDb() On Error Resume Next ' 防止错误发生 Set tdf = db.TableDefs(tblName) IsTableLinked = Not tdf Is Nothing And Not (tdf.Attributes And dbSystemObject) Set tdf = Not...
Set db = CurrentDb Set qry = db.QueryDefs("申报批次") qry.SQL = SQL Me.申报批次_子窗体.SourceObject = "查询.查询结果" Me.申报批次_子窗体.Form.Requery Me.Child6.SourceObject = "查询.查询结果汇总" Me.Child6.Form.Requery 'DoCmd.OpenForm "申报批次查询", acDesign '运行查询 ...
1PrivateSubSnoop(SnoopForAsString)23OnErrorGoToSnoop_Err45DimDBAsDatabase6DimSAsRecordset7DimTAsRecordset8DimtdAsTableDef9DimLAsInteger10DimFAsInteger11DimcriteriaAsString12DimoccAsLong1314SetDB = CurrentDb()15SetS = DB.OpenRecordset("tblSNOOP", DB_OPEN_DYNASET)161718ForL =0ToDB.TableDefs.Count -...
VBA修改ACCESS表名 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Private Sub changetabname_Click() Dim tbl As TableDef Dim dbs As Database Dim nbl As String Dim obl As String nbl ="Newtable" Set dbs = CurrentDb For Each tbl In dbs.TableDefs ...
Dim db As DAO.Database query = "INSERT INTO InvoiceNumbers (date) VALUES (" & NOW() & ");" Set db = CurrentDB db.Execute(query) newRow = db.OpenRecordset("SELECT @@IDENTITY")(0) Set db = Nothing我曾经通过打开AddOnly记录集并从那里获取ID 来进行INS...
If MsgBox(strMsg, vbQuestion + vbYesNo + vbDefaultButton2, "请确认?") = vbNo Then DeleteAllrelaationships = False Exit Function End If Set db = CurrentDb() Set relas = db.relaations intCnt = relas.count Do While relas.count > 0 Debug.Print relas(0).Name relas.Delete relas(0)....