Quora: Why hasn't D started to replace C++?

[Mark]

On Friday, 9 February 2018 at 13:21:09 UTC, Bo wrote:
> For basic technology as database's: Mysql, PostgreSQL, Sqlite, 
> Firebird, MongoDB you expect this to be under the standard 
> library for D, with official support.
>
> The reason why scripting languages do good in user adaptation 
> is simply because they offer all the necessary dependencies as 
> official libraries.
>
> Any language that depends on 3th party developers to provide 
> this support can never have a standardized structure and forces 
> people into making choices they may regret. Add also a total 
> lack of quality control.

Does C++ have such support in its standard library?