Statistics for string columns. More...
#include <orc_metadata.hpp>
Additional Inherited Members | |
Public Attributes inherited from cudf::io::minmax_statistics< std::string > | |
std::optional< std::string > | minimum |
Minimum value. | |
std::optional< std::string > | maximum |
Maximum value. | |
Public Attributes inherited from cudf::io::sum_statistics< int64_t > | |
std::optional< int64_t > | sum |
Sum of values in column. | |
Statistics for string columns.
The minimum
and maximum
are the first and last elements, respectively, in lexicographical order. The sum
is the total length of elements in the column. Note: According to ORC specs, the sum should be signed, but pyarrow uses unsigned value
Definition at line 117 of file orc_metadata.hpp.