Module data 

Re-exports

pub use extent_rows as extent;

pub use sum_rows as sum;

pub use group_by_rows as group_by;

pub use unique_values_rows as unique_values;

Structs

DataTable

Type-preserving columnar data backed by Arrow RecordBatch.

Functions

extent_rows

Compute the extent (min, max) of a numeric field across rows.

get_f64

Extract an f64 value from a Row by field name. Handles both Number and String (parsed) values.

get_string

Extract a string value from a Row by field name.

group_by_rows

Group rows by a field value.

sum_rows

Sum a numeric field across rows.

unique_values_rows

Get unique values for a field, in order of first appearance.

Type Aliases

Row

A row of data — a map of field names to values. Used for inline YAML data and backward compatibility.