We searched and picked data samples which should be useful for our learning, similar to your daily job data, and one interests you.
Thanks to Kaggle and other data sample site, they would offer various samples.
File formats here is
SQLite file format
* Sample data set on NumNinja.com should be used for a learning purpose only. NumNinja.com is not responsible for any contents of data.
Fast Food Restaurants Across America data
data source: Kaggle