By using OLE DB providers, you can keep data in its native format and still be able to access it in a simple operation.
您可透过使用OLEDB提供者,让资料保持其原型格式,并仍可使用简单作业存取。
Clear the Attributed check box so that the wizard creates the consumer code using OLE DB Template classes instead of the default OLE DB consumer attributes.
清除“特性化”复选框,以便向导使用OLEDB模板类而不是默认的OLE db使用者特性来创建使用者代码。
With Win32: : OLE from the ActiveState toolkit, you can dump a worksheet, cell by cell, using the code listed below.
有了ActiveState的Win32:OLE,您可以使用下面所列的代码逐个单元地转储工作表。
Functions for connecting to data sources using the OLE DB API.
用于使用OLEDBAPI连接到数据源的函数。
Test the provider using a consumer application written with the OLE DB consumer templates.
使用以oledb使用者模板编写的使用者应用程序测试提供程序。
If you are using the ODBC OLE DB provider, as shown in the following example, the buffer must be 4 bytes.
如果您正在使用ODBCOLEDB提供者(如下列范例所示),该缓冲区必须是4个位元组。
You can create an OLE DB Templates consumer with or without the ATL OLE DB consumer wizard, though using the wizard is the recommended method.
您可使用或不使用AT LOLEDB消费者精灵来建立OLE DB样板消费者,不过使用精灵为建议的方法。
Because providers are created in process, you can create some consumer code using the OLE DB consumer templates and step into the provider normally.
因为提供程序是在进程中创建的,可以用oledb使用者模板创建一些使用者代码,并按正常方式进入并单步执行提供程序。
VC read Excel documents, mostly online using ODBC or OLE manner read, But both methods have limitations, primitive code in Excel file format on the basis of the preparation of code from the bottom.
VC读取Excel文件,网上大多用odbc或ole方式进行读取,但这两种方法都具有局限性,本原码在分析Excel文件格式的基础上从底层编写代码。
VC read Excel documents, mostly online using ODBC or OLE manner read, But both methods have limitations, primitive code in Excel file format on the basis of the preparation of code from the bottom.
VC读取Excel文件,网上大多用odbc或ole方式进行读取,但这两种方法都具有局限性,本原码在分析Excel文件格式的基础上从底层编写代码。
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