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I think it ultimately is just a simpler wrapper around groupby once you start trying to do multiple levels of analysis.
by chris1610 12y ago
I think it ultimately is just a simpler wrapper around groupby once you start trying to do multiple levels of analysis.
- mrits 12y agoit seems like "columns" would be analogous to multiple "sum(CASE WHEN 'val' ELSE 0) as col" SQL idioms.