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Expand type specializations and multiple "by" parameters in merge_asof() #13936
This brings a question of whether we should add type specializations for every integer and floating-point number for better performance.
A second issue to consider is that only one column is permitted in the
Runtime of the 64-bit case:
Now cast to 32-bit:
And re-run it:
The added overhead comes from converting the
Let's say I have these DataFrames:
I want to join by both the ticker symbol and the stock exchange:
I.e., the expected result is:
These two requests are of low priority right now, so I personally won't be able to get to them right away.