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5 kyu
The Prediction
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SQL Bug Fixing: Fix the QUERY - Totaling
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SQL Basics: Simple PIVOTING data
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SQL Basics: Group By Day
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Range Extraction
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SQL Tuning: Function Calls
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SQL Basics: Create a FUNCTION (DATES)
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Count IP Addresses
28,428xDranik
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SQL: Regex AlphaNumeric Split
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SQL Basics: Simple FULL TEXT SEARCH
4,477matt c
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SQL Basics: Simple Hierarchical structure
2,817matt c
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SQL Basics: Simple WITH
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SQL Basics: Simple table totaling.
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SQL with Pokemon: Damage Multipliers
7,368sHale
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Easy SQL: Counting and Grouping
15,190PG1
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