David Anthoff
David Anthoff
@expandingman had this example on the [forum](https://discourse.julialang.org/t/ann-file-io-for-tabular-data/4712/8): > Suppose I have a table that has a DateTime column, a String column and two Float64 columns. I may, for example, need...
https://github.com/Rdatatable/data.table/wiki/Benchmarks-%3A-Grouping
It would be nice if the following syntax would work: ````julia rts = @from row in results begin @where row.trial >= 1 @group row by (row.sid, row.trial) into trial @let...
This example doesn't work without a collect for the sub-query currently, and that is annoying: ````julia rts = @from row in results begin @where row.trial >= 1 @group row by...
This is a straw-man issue to put down my thoughts why this is not a good approach. There are two parts. The first is a discussion of some technical aspects....
This query doesn't work ``` julia q = @from i in df begin @select {c=i.a} @where i.c==3 @collect DataFrame end ``` Unclear what should actually happen in this case, but...
Would be fun if one could easily query the package manager database with Query.