Both Ruby and Python should be able to connect to MS SQL databases.

Python libraries:


PyTDS
pymssql


Ruby libraries:


TinyTDS - doesn't seem to be DBI compliant, but there is an ActiveRecord adapter.


Open Source Scripting Languages that work well with Microsoft SQL Server
In EM radiation, the magnetic field is $ 3*10^8$ times smaller than the electric field, but is it valid to say it's "weaker". These fields have different units, so I don't think you can compare them, but even so it seems like we only interact with the electric field of EM radiation, not the magnetic field. Why is this? 
