Module polars_plan::utils
source · Traits§
Functions§
- Utility to write comma delimited strings
- output name of expr
- unpack alias(col) to name of the root column name
- This should gradually replace expr_to_root_column as this will get all names in the tree.
- Take a list of expressions and a schema and determine the output schema.
- Concatenate multiple schemas into one, disallowing duplicate field names