首先当然要引用using System.Data.Odbc 名称空间。 具体读Excel方法: 1 OdbcConnection Connnection=newOdbcConnection(); 2 Connnection.ConnectionString="Driver={Microsoft Excel Driver (*.xls)};DBQ="+itemFile; 3 OdbcCommand cmd=
Microsoft Excel ODBC Driver Driver={Microsoft Excel Driver (*.xls)};DriverId=790;Dbq=C:\MyExcel.xls;DefaultDir=c:\mypath; 使用ReadOnly=0表示连接是只读的,所有对数据源的更新操作将不可回写。 Driver={Microsoft Excel Driver (*.xls)};Dbq=C:\MyExcel.xls;ReadOnly=0; .NET xlReader for Micr...
This topic provides Excel Driver-specific information. For general information about this function, see the appropriate topic underODBC API Reference. SQLDriverConnectenables you to connect to a driver without creating a data source (DSN). The following keywords are supported in the connection string ...
Access Database Engine最新版本下载地址:(https://learn.microsoft.com/zh-cn/sql/connect/oledb/download-oledb-driver-for-sql-server?view=sql-server-ver16); Access Database Engine历史版本(16及之后)下载地址:(https://learn.microsoft.com/zh-cn/sql/connect/oledb/release-notes-for-oledb-driver-for-s...
在“ODBC Microsoft Excel 设置”对话框中,选择“选项”。 确保清除 ReadOnly 复选框。 如果使用的是无 DSN 连接,请确保在连接字符串中包含“ReadOnly=0”选项。 例如: VB cn.Open"Driver={Microsoft Excel Driver (*.xls)};DBQ=C:\MyDoc.xls;ReadOnly=0;" ...
Dim cn As New ADODB.Connection Dim cnStr As String mydriver = "Driver={MySQL ODBC 8.0 Unicode Driver}"host = "192.168.31.237"database = "vbatest"user = "root"pw = "123456789"cnStr = mydriver & ";Server=" & host & ";Database=" & database & ";Uid=" & user & ";Pwd="...
conn.ConnectionString = "DRIVER={MySQL ODBC 5.3 ANSI Driver};" & _ "SERVER=" & serverName & ";" & _ "DATABASE=" & dbName & ";" & _ "USER=" & userName & ";" & _ "PASSWORD=" & password & ";" ' 打开数据库连接 conn.Open ...
Object Dim strSQL As String strConnect = "DRIVER={MySQL ODBC 8.0 Unicode Driver};SE...
ERROR [IM006] [Microsoft][ODBC Driver Manager] Driver's SQLSetConnectAttr failed ERROR [01000] [Microsoft][ODBC Excel Driver]General Warning Unable to open registry key 'Temporary (volatile) Jet DSN for process 0x1644 Thread 0x3e70 DBC 0x4c51fc4 Excel'. ERROR [HY000] [Microsoft][ODBC Exc...
public DataTable ExcelToDataTableODBC(string excelPath, string sql) { //检验excelPath是否真实存在 if (File.Exists(excelPath) == false) { throw new Exception("Can't found the file :" + excelPath); } //Excel数据导入 String strExcelConn = "DRIVER=Microsoft Excel Driver (*.xls, *.xlsx...