diff --git a/ContainsNull.csv b/study/ContainsNull.csv similarity index 100% rename from ContainsNull.csv rename to study/ContainsNull.csv diff --git a/DataFrameExercise.ipynb b/study/DataFrameExercise.ipynb similarity index 100% rename from DataFrameExercise.ipynb rename to study/DataFrameExercise.ipynb diff --git a/MLmlibBasics.ipynb b/study/MLmlibBasics.ipynb similarity index 100% rename from MLmlibBasics.ipynb rename to study/MLmlibBasics.ipynb diff --git a/Spark DataFrames Project Exercise.ipynb b/study/Spark DataFrames Project Exercise.ipynb similarity index 100% rename from Spark DataFrames Project Exercise.ipynb rename to study/Spark DataFrames Project Exercise.ipynb diff --git a/Spark basics.ipynb b/study/Spark basics.ipynb similarity index 100% rename from Spark basics.ipynb rename to study/Spark basics.ipynb diff --git a/appl_stock.csv b/study/appl_stock.csv similarity index 100% rename from appl_stock.csv rename to study/appl_stock.csv diff --git a/people.json b/study/people.json similarity index 100% rename from people.json rename to study/people.json diff --git a/sales_info.csv b/study/sales_info.csv similarity index 100% rename from sales_info.csv rename to study/sales_info.csv diff --git a/walmart_stock.csv b/study/walmart_stock.csv similarity index 100% rename from walmart_stock.csv rename to study/walmart_stock.csv