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sql-practice-stratascratch's Introduction

StrataScratch practice exercise - with MS SQL Server

These are scripts that answer questions from StrataScratch. Links to questions and my answers are below!

My Solutions

Difficulty: Easy

ID Title My Solution
10363 Weekly Orders Report SQL
10356 Finding Doctors SQL
10308 Salaries Differences SQL
10299 Finding Updated Records SQL
10183 Total Cost Of Orders SQL
10170 Gender With Most Doctor Appointments SQL
10164 Total AdWords Earnings SQL
10153 Find the number of Yelp businesses that sell pizza SQL
10147 Find countries that are in winemag_p1 dataset but not in winemag_p2 SQL
10132 Highest Crime Rate SQL
10128 Count the number of movies that Abigail Breslin nominated for oscar SQL
10127 Calculate Samantha's and Lisa's total sales revenue SQL
10122 Find the total number of searches for houses Westlake neighborhood with a TV SQL
10087 Find all posts which were reacted to with a heart SQL
10057 Find the number of 5-star reviews earned by Lo-Lo's Chicken & Waffles SQL
10055 Records With '?' SQL
10054 Find the number of entries per star SQL
10052 Find the average number of stars for each state SQL

Difficulty: Medium

ID Title My Solution
10368 Population Density SQL

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