What type of string does ADO 's ado open command for connection object take.Is it ANSI of or _bstr_t or wchar_t?

Gbenbam asked:

What type of string does ADO 's ado open command for connection object take.Is it ANSI of or _bstr_t or wchar_t?

Some examples use ANSI some use _bstr(L"Some String").
Which string is really the right string to use or is it that all the above mentioned str are acceptable?

Tags: C++, Windows

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