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SQL Server Rank Query Optimization

Language: Editor: Layout:
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Execution time: 0,02 sec, rows selected: 4, rows affected: 12, absolute service time: 0,19 sec 
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   user_id country score rnk
1 3 United States 99 1
2 4 United States 95 2
3 1 United States 75 3
4 5 United States 70 4