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SQL
Revising Aggregations - The Count FunctionEasySQL (Basic)Max Score: 10Success Rate: 99.51%
Revising Aggregations - The Sum FunctionEasySQL (Basic)Max Score: 10Success Rate: 99.60%
Revising Aggregations - AveragesEasySQL (Basic)Max Score: 10Success Rate: 99.78%
Average PopulationEasySQL (Basic)Max Score: 10Success Rate: 99.61%
Japan PopulationEasySQL (Basic)Max Score: 10Success Rate: 99.83%
Population Density DifferenceEasySQL (Basic)Max Score: 10Success Rate: 99.85%
The BlunderEasySQL (Basic)Max Score: 15Success Rate: 97.72%
Top EarnersEasySQL (Basic)Max Score: 20Success Rate: 98.31%
Weather Observation Station 2EasySQL (Basic)Max Score: 15Success Rate: 99.12%
Weather Observation Station 13EasySQL (Basic)Max Score: 10Success Rate: 99.35%
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