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Expr

Method arrow duckdb pandas-like polars spark-like
abs ✅ ✅ ✅ ✅ ✅
alias ✅ ✅ ✅ ✅ ✅
all ✅ ✅ ✅ ✅ ✅
any ✅ ✅ ✅ ✅ ✅
cast ✅ ✅ ✅ ✅ ✅
cat ✅ ❌ ✅ ✅ ❌
ceil ✅ ✅ ✅ ✅ ✅
clip ✅ ✅ ✅ ✅ ✅
count ✅ ✅ ✅ ✅ ✅
cum_count ✅ ✅ ✅ ✅ ✅
cum_max ✅ ✅ ✅ ✅ ✅
cum_min ✅ ✅ ✅ ✅ ✅
cum_prod ✅ ✅ ✅ ✅ ✅
cum_sum ✅ ✅ ✅ ✅ ✅
diff ✅ ✅ ✅ ✅ ✅
drop_nulls ✅ ❌ ✅ ✅ ❌
dt ✅ ✅ ✅ ✅ ✅
ewm_mean ❌ ❌ ✅ ✅ ❌
exp ✅ ✅ ✅ ✅ ✅
fill_nan ✅ ✅ ✅ ✅ ✅
fill_null ✅ ✅ ✅ ✅ ✅
filter ✅ ❌ ✅ ✅ ❌
first ✅ ✅ ✅ ✅ ✅
floor ✅ ✅ ✅ ✅ ✅
is_between ✅ ✅ ✅ ✅ ✅
is_close ❌ ❌ ❌ ✅ ❌
is_duplicated ✅ ✅ ✅ ✅ ✅
is_finite ✅ ✅ ✅ ✅ ✅
is_first_distinct ✅ ✅ ✅ ✅ ✅
is_in ✅ ✅ ✅ ✅ ✅
is_last_distinct ✅ ✅ ✅ ✅ ✅
is_nan ✅ ✅ ✅ ✅ ✅
is_null ✅ ✅ ✅ ✅ ✅
is_unique ✅ ✅ ✅ ✅ ✅
kurtosis ✅ ✅ ✅ ✅ ✅
last ✅ ✅ ✅ ✅ ✅
len ✅ ✅ ✅ ✅ ✅
list ✅ ✅ ✅ ✅ ✅
log ✅ ✅ ✅ ✅ ✅
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 ✅ ✅ ✅ ✅ ✅
shift ✅ ✅ ✅ ✅ ✅
skew ✅ ✅ ✅ ✅ ✅
sqrt ✅ ✅ ✅ ✅ ✅
std ✅ ✅ ✅ ✅ ✅
str ✅ ✅ ✅ ✅ ✅
struct ✅ ✅ ✅ ✅ ✅
sum ✅ ✅ ✅ ✅ ✅
unique ✅ ❌ ✅ ✅ ❌
var ✅ ✅ ✅ ✅ ✅