GArrow.ArrayStatistics.get_null_count_exact – arrow-glib Reference Manual
Packages
arrow-glib
GArrow
ArrayStatistics
statistics
ArrayStatistics
get_distinct_count
get_distinct_count_approximate
get_distinct_count_exact
get_null_count
get_null_count_approximate
get_null_count_exact
has_distinct_count
has_null_count
is_distinct_count_exact
is_null_count_exact
get_null_count_exact
Description:
[
Version
( since =
"23.0.0"
) ]
public
int64
get_null_count_exact
()
Parameters:
this
A
ArrayStatistics
.
Returns:
0 or larger value if
this
has a valid exact null count value, -1 otherwise.