如果你需要在Access查询中使用循环,可能是因为你想对一组记录执行相同的操作,或者你想基于某些条件迭代处理数据。以下是一些解决方法: 使用VBA宏 你可以编写一个VBA宏来遍历查询结果并执行操作。例如: 代码语言:txt 复制 Sub LoopThroughQueryResults() Dim db As DAO.Database Dim rs As DAO.Recordset Dim...
Access更适合于数据的存储，当然如果数据量超过4GB，那么你可能要选择SQLSERVER或其他大型数据库。
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' the Recordset. Pass the Recordset object and ' desired field width. EnumFields rst, 17 dbs.Close End Sub 调用过程向Sub过程EnumFields传递了一个Recordset对象。然后该过程设置Recordset字段的格式并将这些字段显示到"调试"窗口。该变量是需要的显示的字段宽度。某些字段可能会被截断。 VBA: Sub EnumFields(...
Access VBA Sending Email Add an Autnumber Field to a table add control to form at runtime (access VBA) adding data to multiple tables using one form in Access 2010? Adding fields to a recordset Adding multiple columns to Access table Adding the reference of "Microsoft Excel xx.x Object ...
LLoop = LLoop + 1 Wend Set db = Nothing CreateBoxesReceived = True Exit Function Err_Execute: 'An error occurred CreateBoxesReceived = False MsgBox "An error occurred while trying to add new BoxesReceived records." End Function Then in Module1 in the Access database, there is a function...
access 获得访问权限 gain control 获得控制 gain information 获得信息 Garbage Collector 垃圾回收器 General 常规;通用 general accounting module 常规计帐模块 General DAO Recordset Tasks 常规 DAO 记录集任务 General Date 常规日期 General Number 常规数字 general sample 通用示例 generic-text 一般文本 get 获取...
' but the subquery approach will not work because in a "SELECT TOP N" query Access returns ' ties. Instead, initialize DMedian to 0, and step through the recordset. Add together the ' values from the two middle records, and then divide by two for the answer ...
Dim GrpPages As Recordset Private Sub Report_Open(Cancel As Integer) Set DB = DBEngine.Workspaces(0).Databases(0) DoCmd.SetWarnings False DoCmd.RunSQL "Delete * From [Category Page Numbers];" DoCmd.SetWarnings True Set GrpPages = DB.OpenRecordset("Category Page Numbers", DB_OPEN_TABLE) ...
Sub ADOFromExcelToAccess() ' exports data from the active worksheet to a table in an Access database ' this procedure must be edited before use Dim cn As ADODB.Connection, rs As ADODB.Recordset, r As Long ' connect to the Access database Set cn = New ADODB.Connection cn.Open "Provide...