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Expr

Method arrow dask duckdb pandas-like polars spark-like
abs ✅ ✅ ✅ ✅ ✅ ✅
alias ✅ ✅ ✅ ✅ ✅ ✅
all ✅ ✅ ✅ ✅ ✅ ✅
any ✅ ✅ ✅ ✅ ✅ ✅
arg_max ✅ ❌ ❌ ✅ ✅ ❌
arg_min ✅ ❌ ❌ ✅ ✅ ❌
arg_true ✅ ❌ ❌ ✅ ✅ ❌
cast ✅ ✅ ✅ ✅ ✅ ✅
cat ✅ ❌ ❌ ✅ ✅ ❌
clip ✅ ✅ ✅ ✅ ✅ ❌
count ✅ ✅ ✅ ✅ ✅ ✅
cum_count ✅ ✅ ✅ ✅ ✅ ✅
cum_max ✅ ✅ ✅ ✅ ✅ ✅
cum_min ✅ ✅ ✅ ✅ ✅ ✅
cum_prod ✅ ✅ ✅ ✅ ✅ ✅
cum_sum ✅ ✅ ✅ ✅ ✅ ✅
diff ✅ ✅ ✅ ✅ ✅ ✅
drop_nulls ✅ ✅ ❌ ✅ ✅ ✅
dt ✅ ✅ ✅ ✅ ✅ ✅
ewm_mean ❌ ❌ ❌ ✅ ✅ ❌
fill_null ✅ ✅ ✅ ✅ ✅ ✅
filter ✅ ❌ ❌ ✅ ✅ ❌
gather_every ✅ ❌ ❌ ✅ ✅ ❌
head ✅ ❌ ❌ ✅ ✅ ❌
is_between ❌ ❌ ❌ ❌ ✅ ❌
is_duplicated ❌ ❌ ❌ ❌ ✅ ❌
is_finite ✅ ✅ ✅ ✅ ✅ ✅
is_first_distinct ✅ ✅ ✅ ✅ ✅ ✅
is_in ✅ ✅ ✅ ✅ ✅ ✅
is_last_distinct ✅ ✅ ✅ ✅ ✅ ✅
is_nan ✅ ✅ ✅ ✅ ✅ ✅
is_null ✅ ✅ ✅ ✅ ✅ ✅
is_unique ✅ ✅ ✅ ✅ ✅ ✅
len ✅ ✅ ✅ ✅ ✅ ✅
list ✅ ❌ ✅ ✅ ✅ ✅
map_batches ✅ ❌ ❌ ✅ ✅ ❌
max ✅ ✅ ✅ ✅ ✅ ✅
mean ✅ ✅ ✅ ✅ ✅ ✅
median ✅ ✅ ✅ ✅ ✅ ✅
min ✅ ✅ ✅ ✅ ✅ ✅
mode ✅ ❌ ❌ ✅ ✅ ❌
n_unique ✅ ✅ ✅ ✅ ✅ ✅
name ✅ ✅ ✅ ✅ ✅ ✅
null_count ✅ ✅ ✅ ✅ ✅ ✅
over ✅ ✅ ✅ ✅ ✅ ✅
pipe ✅ ✅ ✅ ✅ ✅ ✅
quantile ✅ ✅ ✅ ✅ ✅ ✅
rank ✅ ❌ ❌ ✅ ✅ ❌
replace_strict ✅ ❌ ❌ ✅ ✅ ❌
rolling_mean ✅ ✅ ✅ ✅ ✅ ✅
rolling_std ✅ ✅ ✅ ✅ ✅ ✅
rolling_sum ✅ ✅ ✅ ✅ ✅ ✅
rolling_var ✅ ✅ ✅ ✅ ✅ ✅
round ✅ ✅ ✅ ✅ ✅ ✅
sample ✅ ❌ ❌ ✅ ✅ ❌
shift ✅ ✅ ✅ ✅ ✅ ✅
skew ✅ ✅ ✅ ✅ ✅ ✅
sort ✅ ❌ ❌ ✅ ✅ ❌
std ✅ ✅ ✅ ✅ ✅ ✅
str ✅ ✅ ✅ ✅ ✅ ✅
struct ✅ ❌ ✅ ✅ ✅ ✅
sum ✅ ✅ ✅ ✅ ✅ ✅
tail ✅ ❌ ❌ ✅ ✅ ❌
unique ✅ ✅ ❌ ✅ ✅ ✅
var ✅ ✅ ✅ ✅ ✅ ✅