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1BRC

Attempt Number Approach Execution Time Diff Commit
1 Naive Implementation: Read temperatures into a map of cities. Iterate serially over each key (city) in map to find min, max and average temperatures. 6:13.15
2 Evaluate each city in map concurrently using goroutines. 4:32.80 -100.35
3 Remove sorting float64 slices. Calculate min, max and average by iterating. 4:25.59 -7.21

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Solution to One Billion Rows Challenge in Golang.

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