Statistics for string columns. More...
#include <orc_metadata.hpp>
Inheritance diagram for cudf::io::string_statistics:
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. | |
Detailed Description
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 109 of file orc_metadata.hpp.
The documentation for this struct was generated from the following file:
