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Better column names when unnamed objects passed to merge #248
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joshuaulrich
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Apr 19, 2019
We called as.character(dots) for all objects passed to merge(), even if we had symbol names. This was incredibly expensive for large objects. Now we only call as.character() on the subset of dots that do not have symbol names. This means we will often not call as.character() at all. See #248.
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The column names of a
merge()
result can be monstrous if raw, unnamed objects are passed tomerge()
. This can occur whenmerge()
is called viado.call()
. For example:The text was updated successfully, but these errors were encountered: