SQL-Portfolio

Welcome to My SQL Portfolio

Complete File Structure

• 1. Data Engineering & Warehousing
  • 1.1 Balanced Tree Sales
    • 1.1.1 Schema
      • Data Dictionary.md
      • ER Diagram.md
      • Indexing Strategy.md
      • Readme.md
    • 1.1.2 Tests
      • Anomaly Detection Over Time.md
      • Readme.md
      • White Tests.md
      • dbt Test Automation.md
    • 1.1.3 Query Efficiency.md
    • 1.1.4 Readme.md
    • 1.1.5 Solution.md
  • 1.2 Market Lift
    • 1.2.2 Readme.md
    • Readme.md
  • 1.3 Meta Database Blueprints
    • Facebook Users.md
    • Full Database.md
    • Instagram Clone Database.md
    • Post Identification.md
    • Product Diversification.md
    • Relationship.png
    • Users.md
  • 1.4 Database Creation Scripts
    • Create Databases.sql
    • Create Db Hr.sql
    • Create Db Inventory.sql
    • Create Db Store.sql
• 10. Repository Index And Governance
  • Readme.md
• 2. Healthcare & Life Sciences Analytics
  • 2.1 Hospital Systems & Management
    • Hospital Inventory Management
      • Readme.md
    • Hospital Management System
      • Readme.md
    • Patient Data Management System
      • Readme.md
    • Healthcare Analytics Readme.md
  • 2.2 Clinical Projects & Optimization
    • Electronic Health Records Optimization
      • Data Integrity.md
        • Readme.md
      • Performance Tuning.md
        • Readme.md
      • SQL Queries.md
        • Readme.md
      • Database Schema Design.md
      • Implementation Plan.md
      • Introduction.md
      • Maintenance And Optimization.md
      • Methodology.md
      • Objectives.md
      • Project Overview.md
      • Readme.md
      • Scope.md
      • The 9000000 Dollar Problem Hiding In Your Hospitals Database.md
  • 2.3 Disease Surveillance & Public Health
    • Covid 19 Analysis
      • Readme.md
      • covid_19_data.csv
    • Disease Surveillance System
      • Readme.md
• 3. Education & Public Sector Data
  • 3.1 Computer Science Universities A Comprehensive Data Analysis
    • Computer Science Universities (Cleaned).csv
    • Computer Science Universities (Cleaned).xlsx
    • Data Dictionary.xlsx
    • Readme.md
    • universities (Raw data).csv
  • 3.2 NYC Public School Test
    • Dataset
      • NYC Public School Test Data Analysis - Data.csv
    • Data Dictionary.md
    • NYC Public School Test Data Analysis.md
  • 3.3 Nashville Data Cleaning
    • Nashville Data Cleaning.md
• 4. Retail, Sales & Customer Analytics
  • 4.2 Car Price
    • Dataset
      • Car Price.csv
    • Analysis.md
    • Readme.md
  • 4.3 Runner And Customer Experience
    • Read Me.md
  • 4.4 Company Department
    • Dataset
      • HR Department.csv
      • Marketing Department.csv
      • Sales Department.csv
    • Queries
      • 1. Average Salary Per Department.md
      • Readme.md
    • Readme.md
• 5. Exploratory Analyses & Case Studies
  • 5.1 Chicago Crime Analysis
    • Chicago Crime And Weather 2021 Analysis.md
    • Chicago Crime And Weather 2021.md
    • Readme.md
  • 5.2 Danny's Diner Case Study
    • Dannys Diner Exploratory Analysis
      • Danny's Diner
      • Readme.md
    • Business Requirement Gathering Document.md
    • Contextual Pre Read.md
    • Dannys Diner.md
    • Pizza Metrics.md
    • Readme.md
  • 5.3 Sao Paulo Invoice Analysis
    • Invoicing Db Blueprint.md
  • 5.4 World Cup Exploratory Data Analysis
    • Goals.csv
    • Readme.md
• 6. Applications, Blueprints & System Templates
  • 6.3 Maven Movies Projects
    • Create Mavenmovies.sql
    • MavenMovies Final Course Project Solution.sql
    • MavenMovies Final Course Project.sql
    • MavenMovies Mid Course Project Solution.sql
    • MavenMovies Mid Course Project.sql
• 7. Interview Preparation, Exercises & Training
  • 7.1 Exercise Files
    • Amazon Interview Questions.sql
    • Approved And Declined Transactions.sql
    • Article Viewership.sql
    • Books With Low Demand.sql
    • Business Activity.sql
    • Candidates With Most Votes.sql
    • Deloitte Interview Question.sql
    • Deloitte Interview Swapping Product Id.sql
    • Employee With Second Biggest Salary In Each Department.sql
    • Games Played So Far.sql
    • Highest Answer Rate.sql
    • Median Salary.sql
    • Restaurant.db
    • Sales Cogs Opex.db
    • Swapping Departments.md
    • Unique SQL Prep Questions.md
  • 7.2 Test Practices And Topics
    • Amazon Interview Questions.md
    • Customer Behavior Analysis Case Study.md
    • Data Cleaning And Transforming.md
    • Interview.md
    • Joins And Window Functions.md
  • 7.3 SQL 101 Course Materials
    • 30 Days Of SQL.pdf
    • Data Wrangling With SQL By Raghav Kandappa & Shivangi Saxena.pdf
    • Screenshot 2025 10 26 063107.png
  • 7.3 SQL Murder Mystery
    • Readme.md
    • SQLite Studio.pdf
    • sql murder mystery.db
• 8. Tools, Conversions And Vendor Specifics
  • 8.1 MongoDB And NoSQL
    • MongoDB Readme.md
    • Sql To Mongodb Cheat Sheet Duplicate.pdf
  • 8.3 Stored Procedures Triggers Views
    • Stored Procedure Readme.md
    • Table Setup.md
    • Tables And Schema.md
    • Triggers Readme.md
    • Views Readme.md
• MASTER_README.md
• Readme.md

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Last updated: 2026-01-31 15:23:35