Answer by Rafael Santos for Merging data frames in R: results not sorted.
D'oh!Column i was a factor and not a character.Reading this: How to convert a factor to integer\numeric without loss of information? helped me convert the key column to a sortable value and solved the...
View ArticleAnswer by onlyphantom for Merging data frames in R: results not sorted.
The default merge() function call assumes sort=TRUE, so your first code was equivalently: merge(dtf1, dtf2, by = "i", all = TRUE, sort=TRUE). The R documentation says when sort=TRUE, the results are...
View ArticleAnswer by clancy for Merging data frames in R: results not sorted.
The reason the 2 function calls display the same behaviour is because sort = T is the default action for the merge function.The reason the sort order is not as you require is due to the embedding of...
View ArticleMerging data frames in R: results not sorted.
This is based on an example on Simultaneously merge multiple data.frames in a list .I want to merge multiple data frames with a single column in common -- can do that with the example provided on the...
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