在VBA中,InStr函数是一个非常有用的函数,可用于查找某字符串在另一个字符串中第一次出现的位置。 InStr函数的语法如下图1所示: 图1 其中: 1.参数Start,可选,指定搜索的起始位置。如果省略该参数,则会从String1的第一个字符开始查找。 2.参数String1,必需,被搜索的字符串。 3.参数String2,必需,要搜索的字...
如果用SQL,本质上我们需要将【源数据】表左外连接(Left Join)【例外清单】表,基于【姓名】列,再加上where条件即可。 具体代码如下: 1SubmyQuery()2DimconnAsObject, rsAsObject, sht1AsWorksheet, sht2AsWorksheet, sht3AsWorksheet, sqlAsString, startTimeAsDate, endTimeAsDate3startTime =Timer4Setconn =...
Split("Red $ Blue $ Yellow","$") Join(List[,delimiter]) '返回一个包含数组中指定数量的子串的字符串 MsgBox ("Line 1" & " is :" & Join(Array("Red", "Blue", "Yellow"), "---")) Filter(inputstrings,value[,include[,compare]]) '函数返回一个基于零的数组,其中包含基于特定过滤条件的...
strSQL="DELETE * FROM qry_CreatePriceAddTemplate"DoCmd.RunSQL strSQL strSQL="INSERT INTO qry_CreatePriceAddTemplate SELECT [tbl_Contract ID].[Indirect Contract], [tbl_Contract ID].[Alt Contract], "strSQL=strSQL&"[tbl_Contract ID].[Contract Description], tbl_NDCXREF.[NDC ...
Sub mynzRecords_67() '第67讲 内连接Inner join 连接两个SQL Dim cnADO, rsADO As Object Dim strPath, strSQL As String Worksheets("67").Select Cells.ClearContents Set cnADO = CreateObject("ADODB.Connection")Set rsADO = CreateObject("ADODB.Recordset")strPath = ThisWorkbook.FullName cnADO.Open ...
'strSQL = "Select a.型号,a.生产厂,a.数量,b.供应商 From [数据$] as a INNER JOIN [数据2$] as b ON a.型号=b.型号"rsADO.Open strSQL, cnADO, 1, 3 For i = 1 To rsADO.Fields.Count Cells(1, i) = rsADO.Fields(i - 1).Name Next Range("a2").CopyFromRecordset rsADO rsADO...
FullName 'connection command ConnStr = "Provider=Microsoft.ACE.OLEDB.12.0;Extended Properties=Excel 12.0; Data Source=" & FullPath 'Input Check If TextBoxQuery.Text = "" Then MsgBox ("请重新输入") Exit Sub End If 'open the connection and execute the SQL query sqlStr = "SELECT `RAWData...
1） strSQL = "Select a.型号,a.生产厂,a.数量,b.供应商 From [数据$] as a LEFT JOIN [数据2$] as b ON a.型号=b.型号"上述代码中我们应用了Left join .. on .. 标准的左外连接的语句，（有时也写作left outer join .. on .. ）解释如下：Select a.型号,a.生产厂,a.数量,b.供应商：...
[5] excelvba打开文件夹路径(http://www.officexr.com/c/56602.html) [6] Join function(https://docs.microsoft.com/en-us/office/vba/language/reference/user-interface-help/join-function)
3) 'strSQL = "Select a.型号,a.生产厂,a.数量,b.供应商 From [数据$] as a INNER JOIN [数据2$] as b ON a.型号=b.型号" 此语句的代码为一个典型的SQL内连接的语句的另一种写法,用的是的INNER JOIN….on…的表达式,大家要注意这种写法和定义a,b 两个数据表的写法。大体上和上面的写法是一...