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This repository contains the solutions that I have submitted to earn SQL Gold Badge on the Hacker Rank Platform. To view, all my achievements follow the link to my Hacker-Rank profile.
Lab SQL basics Selection and Aggregation.
Basic MS-SQL queries to help beginners understand SQL concepts.
Few more basic additional MS-SQL queries in addition to my previous repository to help beginners understand the concepts more deeply.Here we make use of readily available database 'WideWorldImportersDW-Full.bak' to perform our SQL queries.
This github repository contains practice assignments on SQL, enjoy SQL!!
Mock data analysis to influence a business decision.
SQL Bolt Exercise
Querying a baseball database to find some of the most notable achievements throughout baseball history
The Pewlett Hackard Analysis repo uses Structured Query Language (SQL) in a Postgres relational database using pgAdmin. An entity-relationship diagram (ERD) was initially designed to organize employee data for six separate CSV files containing employee, department, employees by department, managers by department, salary, and title information. The datasets were imported into pgAdmin and queries using Joins, Where, Order By, Group By, Count, On, and Into clauses and functions, in addition to table aliases, were used to analyze the data and determine how many employees are eligible for retirement and what programs need to be put into place for mentorship opportunities before retirement-eligible employees retire.
It contains Database-MySQL-Day 3-Task-Queries Exercises
This 2011 census SQL project employed COUNT, SUM, AVG, GROUP BY, HAVING, ORDER BY, LIMIT, RANK(), and LIKE for aggregations, analyses, and filtering. It offers a concise overview of India's demographic trends, showcasing SQL's versatility for data exploration.
sql query task
Database of employees, customers, products in the department.