VC获取数据库ADO错误消息

最新推荐文章于 2020-01-29 20:34:31 发布

BombZhang

最新推荐文章于 2020-01-29 20:34:31 发布

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分类专栏：实用函数文章标签：数据库 null

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CString GetProviderError(_ConnectionPtr pConnection)
{
	CString sErrors;
	if(pConnection != NULL)
	{
		ADODB::ErrorsPtr ptrErrors = pConnection->Errors;
		long lCount = ptrErrors->Count;
		ADODB::ErrorPtr ptrError = NULL;
		CString sError;
		for(long n = 0; n < lCount; n++)
		{
			ptrError = ptrErrors->GetItem(n);
			sError.Format(
				_T("%s\nState: %s, Native: %d, Source: %s"),
				(LPCTSTR)ptrError->Description,
				(LPCTSTR)ptrError->SQLState,
				ptrError->NativeError,
				(LPCTSTR)ptrError->Source
				);
			sErrors += sError + TEXT("\n\n");
		}
	}

	if(!sErrors.IsEmpty())
		sErrors = sErrors.Left(sErrors.GetLength()-2);

	return sErrors;
}