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Interesting. How do you do group by's and joins?
by wodenokoto 7y ago
Interesting. How do you do group by's and joins?
- enriquto 7y agoI don't know exactly what you mean, but numpy's hstack and vstack seem to be enough for me.
- wodenokoto 7y agoSQL-like joins. Fx, joining the sum of sales by store ID from the sales table with the table of store names on the store ID. That is a major reason why people use pandas.