Does Toad have the ability to capture a baseline of a schema now and then at a later time to compare what was change?
Yes, Toad can be use to capture schema baseline and compare it.
Please do the follow to get the schema definition file:
1. Go the menu Database | Export | Generate Schema Script.
2. From here you can create the .def file for your schema.
To compare the schema definition file that was captured:
1. Go to the menu Database | Compare | Schemas.
2. Select your definition files to compare.