c++ - How to use namespace System; in MFC application with VC++ -

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help me,am new, want use features(i don't know specific word use) present in system namespace, when try add project "using namespace system",i want use sqlclient ,i saw below link giving answer dont have clue talking about

https://social.msdn.microsoft.com/forums/vstudio/en-us/5429ca08-4e18-471e-a679-859094e9aa18/i-work-with-vc-2005-mfc-i-cant-use-namespace-system?forum=vclanguage

thanks in advance

namespace system part of .net library, requires use c++/cli or c# language. mfc c++ library, programmed c++. if new not recommend attempt program in 2 languages. can find other way use sql in mfc application. (try looking cdatabase , crecordset).


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