I didn't submit a bug report quite yet because I didn't know if this
was intended. Here is a simple example:
> dt <- data.table(x=1:10,y=1:10)
> dt[x==0]
NULL data table
> dt[x==0, y:=5L]
x y
[1,] 1 5
[2,] 2 5
[3,] 3 5
[4,] 4 5
[5,] 5 5
[6,] 6 5
[7,] 7 5
[8,] 8 5
[9,] 9 5
[10,] 10 5
I would expect the result to be that no values of y get changed. This
is running the latest version from SVN. Is this working as intended?
-Chris
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