Function polars::frame::row::rows_to_supertypes
source ยท pub fn rows_to_supertypes(
rows: &[Row<'_>],
infer_schema_length: Option<usize>
) -> Result<Vec<DataType>, PolarsError>
Available on crate features
rows
or object
only.Expand description
Infer the schema data types of rows by determining the supertype of the values.