> On Dec 5, 2020, at 10:02 AM, mark armon <1994hejian@gmail.com> wrote:
>
> I don't know where the pg_data directory.
You will have to find it to use pg_ctl
> So I set the C:\Users\Think\Desktop\postgres\data as user variable and system variable In windows setting.
Doesn't do any good if that's not where the data directory is.