A tutorial on how to access a SQL database using Python or R.
readSQL.ipynb: a Jupyter Notebook that shows how to access the iris dataset in SQLite format by either using pandas library (to import the data into a dataframe) or using SQL commands by calling cursor.execute() in sqlite library.
First, download the iris dataset from Kaggle: https://www.kaggle.com/uciml/iris/data
You need to have installed these Python libraries: sqlite, pandas
readSQL.R: an introductory R script on how to access a SQL database and send basic queries in R using RSQLite library