added dataset files

pirms 7 gadiem · 0e2057b714
--- a/nb/datasets/Batting.csv
+++ b/nb/datasets/Batting.csv
--- a/nb/datasets/database.sqlite
+++ b/nb/datasets/database.sqlite
--- a/nb/datasets/pokettomonstaa.db.sqlite
+++ b/nb/datasets/pokettomonstaa.db.sqlite
--- a/nb/datasets/usda.sql3
+++ b/nb/datasets/usda.sql3