├── Cloud Data Warehouse ├── L1 E1 - Step 1_2.ipynb ├── L1 E1 - Step 3.ipynb ├── L1 E1 - Step 4.ipynb ├── L1 E1 - Step 5.ipynb ├── L1 E1 - Step 6.ipynb ├── L1 E2 - CUBE.ipynb ├── L1 E2 - Grouping Sets.ipynb ├── L1 E2 - Roll up and Drill Down.ipynb ├── L1 E2 - Slicing and Dicing.ipynb ├── L1 E3 - Columnar Vs Row Storage.ipynb ├── Project Data Warehouse with AWS │ ├── README.md │ ├── RedShift_Test_Cluster.ipynb │ ├── create_tables.py │ ├── dwh.cfg │ ├── etl.py │ └── sql_queries.py └── Readme.md ├── Data Lakes with Spark ├── Data_Inputs_Outputs.ipynb ├── Data_Wrangling.ipynb ├── Data_Wrangling_Sql.ipynb ├── Dataframe_Quiz.ipynb ├── Exercise 1 - Schema On Read.ipynb ├── Exercise 2 - Advanced Analytics NLP.ipynb ├── Exercise 3 - Data Lake on S3.ipynb ├── Mapreduce_Practice.ipynb ├── Procedural_vs_Functional_Python.ipynb ├── Project Data Lake with Spark │ ├── README.md │ ├── Readme.MD │ ├── dl.cfg │ └── etl.py ├── README.md ├── Spark_Maps_Lazy_Evaluation.ipynb └── Spark_Sql_Quiz.ipynb ├── Data Pipeline with Airflow ├── Data Pipeline - Exercise 1.py ├── Data Pipeline - Exercise 2.py ├── Data Pipeline - Exercise 3.py ├── Data Pipeline - Exercise 4.py ├── Data Pipeline - Exercise 5.py ├── Data Pipeline - Exercise 6.py ├── Data Quality - Exercise 1.py ├── Data Quality - Exercise 2.py ├── Data Quality - Exercise 3.py ├── Data Quality - Exercise 4.py ├── Production Data Pipelines - Exercise 1.py ├── Production Data Pipelines - Exercise 2.py ├── Production Data Pipelines - Exercise 3.py ├── Production Data Pipelines - Exercise 4.py ├── Project Data Pipeline with Airflow │ ├── DAG Graphview.png │ ├── DAG Treeview.PNG │ ├── Readme.MD │ ├── create_tables.sql │ ├── dags │ │ ├── __pycache__ │ │ │ └── udac_example_dag.cpython-36.pyc │ │ └── udac_example_dag.py │ └── plugins │ │ ├── __init__.py │ │ ├── __pycache__ │ │ └── __init__.cpython-36.pyc │ │ ├── helpers │ │ ├── __init__.py │ │ ├── __pycache__ │ │ │ ├── __init__.cpython-36.pyc │ │ │ └── sql_queries.cpython-36.pyc │ │ └── sql_queries.py │ │ └── operators │ │ ├── __init__.py │ │ ├── __pycache__ │ │ ├── __init__.cpython-36.pyc │ │ ├── data_quality.cpython-36.pyc │ │ ├── load_dimension.cpython-36.pyc │ │ ├── load_fact.cpython-36.pyc │ │ └── stage_redshift.cpython-36.pyc │ │ ├── data_quality.py │ │ ├── load_dimension.py │ │ ├── load_fact.py │ │ └── stage_redshift.py ├── Readme.MD ├── __init__.py ├── dag.py ├── facts_calculator.py ├── has_rows.py ├── s3_to_redshift.py ├── sql_statements.py └── subdag.py ├── Data-Modeling ├── L1 Exercise 1 Creating a Table with Postgres.ipynb ├── L1 Exercise 2 Creating a Table with Apache Cassandra.ipynb ├── L2 Exercise 1 Creating Normalized Tables.ipynb ├── L2 Exercise 2 Creating Denormalized Tables.ipynb ├── L2 Exercise 3 Creating Fact and Dimension Tables with Star Schema.ipynb ├── L3 Exercise 1 Three Queries Three Tables.ipynb ├── L3 Exercise 2 Primary Key.ipynb ├── L3 Exercise 3 Clustering Column.ipynb ├── L3 Exercise 4 Using the WHERE Clause.ipynb ├── Project 1 │ ├── 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