Week 13: Databases & Data Engineering

SQLite, SQLAlchemy ORM, ETL pipelines, Dask for large data

📌 Strategy & Study Guidance

Use Jupyter for experimentation. Transition to .py for production code.

Blocks

Block 121 Monday

SQLite Basics with Python

 Block 122 Monday

CRUD Operations with SQLite

 Block 123 Tuesday

pandas ↔ SQLite Integration

 Block 124 Tuesday

SQLAlchemy ORM Basics

 Block 125 Wednesday

Building an ETL Pipeline

 Block 126 Wednesday

Dask DataFrames for Large Data

 Block 127 Thursday

Database Design Basics

 Block 128 Thursday

SQL Aggregations & Window Functions

 Block 129 Friday

Scheduling & Automation Concepts

 Block 130 Friday

Mini-Project: Mini Analytics Database

📺 20 Curated YouTube Videos

▶ SQLite Python Corey Schafer ▶ SQL Python Tutorial Corey Schafer ▶ Database Python Corey Schafer ▶ Data Engineering freeCodeCamp ▶ SQL Queries Corey Schafer ▶ ETL Pipelines freeCodeCamp ▶ Creating Database Corey Schafer ▶ Data Pipelines freeCodeCamp ▶ Running Queries Corey Schafer ▶ Pandas Data Loading Keith Galli ▶ SQLAlchemy Corey Schafer ▶ Data Science freeCodeCamp ▶ Database Table Corey Schafer ▶ Pandas Data Coding News ▶ SQL Complete Corey Schafer ▶ Data Analysis freeCodeCamp ▶ Data Engineering Python Corey Schafer ▶ ETL Pandas Keith Galli ▶ ORM Basics Corey Schafer ▶ Large Data freeCodeCamp

📋 Cheat Sheets

Quick Reference

Core syntax and common patterns for this week. Week 13 - SQLite, SQLAlchemy ORM, ETL pipelines, Dask for large data

API Cheat Sheet

Key functions and methods. Week 13 - SQLite, SQLAlchemy ORM, ETL pipelines, Dask for large data

Best Practices

Style and performance tips. Week 13 - SQLite, SQLAlchemy ORM, ETL pipelines, Dask for large data

💻 Code Snippets

Basic Example

# Week 13: Databases & Data Engineering
# Basic pattern for this topic
result = process(data)

Common Pattern

# Week 13: Databases & Data Engineering
# Frequently used pattern

Quick Start

# Week 13: Databases & Data Engineering
# Minimal working example

📊 Visualizations & Diagrams

Concept Diagram

flowchart LR
  A[Input] --> B[Process]
  B --> C[Output]

Paste into mermaid.live to render

Workflow

Step 1 -> Step 2 -> Step 3

Assessment

📝 Week 13 Assessment (Practice + AI Analysis)