Module polars_core::functions
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Functions
Functions that might be useful.
Functions
- Find the indexes that would sort these series in order of appearance. That means that the first
Series
will be used to determine the ordering until duplicates are found. Once duplicates are found, the nextSeries
will be used and so on. - concat_str
concat_str
Casts all series to string data and will concat them in linear time. The concatenated strings are separated by adelimiter
. If nodelimiter
is needed, an empty &str should be passed as argument. - Compute the covariance between two columns.
- Compute the covariance between two columns.
- diag_concat_df
diagonal_concat
Concat[DataFrame]
s diagonally. Concat diagonally thereby combining different schemas. - hor_concat_df
horizontal_concat
Concat[DataFrame]
s horizontally. Concat horizontally and extend with null values if lengths don’t match - Compute the pearson correlation between two columns.
- Compute the pearson correlation between two columns.