Nothing
Code
show_query(step)
Output
melt(DT, measure.vars = list(c("x1", "x2", "x3", "x4"), c("y1",
"y2", "y3", "y4")), variable.name = "set", value.name = c("x",
"y"), variable.factor = FALSE)[, `:=`(set = c("1", "1", "2",
"2", "3", "3", "4", "4"))]
Code
pivot_longer(dt, everything(), names_to = c(".value", "id"), names_sep = "_")
Condition
Error in `pivot_longer()`:
! `data.table::melt()` doesn't currently support melting of unbalanced datasets.
Code
dt %>% pivot_longer(names_ptypes = list())
Condition
Error in `pivot_longer()`:
! `names_ptypes` is not supported by dtplyr
Code
dt %>% pivot_longer(names_transform = list())
Condition
Error in `pivot_longer()`:
! `names_transform` is not supported by dtplyr
Code
dt %>% pivot_longer(values_ptypes = list())
Condition
Error in `pivot_longer()`:
! `values_ptypes` is not supported by dtplyr
Code
dt %>% pivot_longer(values_transform = list())
Condition
Error in `pivot_longer()`:
! `values_transform` is not supported by dtplyr
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