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Help understand SQL subquery
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4
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188
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January 19, 2021
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Solution for 190-8 "Challenge: Each Country's Best Customer" seems overly complicated?
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15
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622
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January 19, 2021
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Accidentally dropped table, how to restore it?
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3
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35
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January 18, 2021
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Challenge: Each Country's Best Customer. Why the solution so complex when it can be easier?
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1
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27
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January 8, 2021
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Code review please SQL - Building and Organizing Complex Queries
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0
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75
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November 28, 2020
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Debugger not helpful in understanding why solution keeps crashing
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4
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65
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October 13, 2020
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Is my easier answer adequate?
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2
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155
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September 9, 2020
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190-8 | Why did the anser took a much longer/complex road
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6
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395
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September 7, 2020
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Why does this solution return fewer rows than requested?
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7
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98
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September 6, 2020
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Output shows 'ties' for best customer in each country
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4
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104
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August 31, 2020
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Same answer but "value doesn't look right"
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2
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136
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June 19, 2020
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Challenge 8: Each Country's Best Customer
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2
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128
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May 15, 2020
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Solution for 190-8 “Challenge: Each Country’s Best Customer”, what's wrong with my code?
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3
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191
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April 20, 2020
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SQL-Course 2/5 Building and Organizing Complex Queries/ ex.8
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2
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101
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April 5, 2020
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DQ doesn't accept my solution
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1
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132
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March 26, 2020
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Inner join affecting answers for some reason
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2
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112
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March 24, 2020
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What is the purpose for the alias for subquery customer_id here?
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2
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98
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March 14, 2020
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Found a shorter answer for course: SQL Intermediate: Table Relations and Joins
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3
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235
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February 15, 2020
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190-8 same output but "The value for result doesn't look right."?
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3
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107
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January 16, 2020
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