Connection to Redshift
http://ryancoder.blogspot.ru/2016/01/connecting-datagrip-to-redshift_19.html
http://stackoverflow.com/questions/35392663/defining-a-redshift-connection-in-datagrip
http://blog.code4hire.com/2016/05/Connecting-JetBrains-DataGrip-to-redshift/
Connection to Heroku
http://andyfiedler.com/blog/getting-jetbrains-datagrip-to-work-with-heroku-postgres-361/
DB classes generation (in Russian)
https://habrahabr.ru/post/301324/
Export SQL results to Markdown
https://gist.github.com/jimschubert/a9dc46dafc891227f25d82a934a7df72