The windows installation of pymssql reported an error and found a lot of data. It turns out that pymssql depends on freetds

I   https://www.lfd.uci.edu/ ~gohlke/pythonlibs/#pymssql     Download the package corresponding to your own Python version

2、 Install the dependency package freetds. After decompression, all four files are copied to the python installation directory for overwriting

3、 CMD, open the pymssql download path. PIP install… And you can