Explain the query plan of a Python Polars LazyFrame
Description
Section titled “Description”Returns the polars query plan as text (via LazyFrame$explain()), e.g. to inspect which operations the optimizer keeps or removes.
explain_lazy_plan(lf_py, optimized = TRUE, engine = "streaming")Arguments
Section titled “Arguments”| Argument | Description |
|---|---|
lf_py |
A Python Polars LazyFrame. |
optimized |
Logical; whether to apply the query optimizer. Default TRUE. |
engine |
Engine used to process the query. Default "streaming". |
The query plan as a character string.