Read a logical plan from a JSON file to construct a LazyFrame

Source code

Description

Read a logical plan from a JSON file to construct a LazyFrame

Usage

pl$deserialize_lf(json)

Arguments

json	A character of the JSON representation of the logical plan.

Value

LazyFrame

See Also

• \$serialize()

Examples

library("polars")

lf = pl$LazyFrame(a = 1:3)$sum()
json = lf$serialize()
pl$deserialize_lf(json)$collect()

#> shape: (1, 1)
#> ┌─────┐
#> │ a   │
#> │ --- │
#> │ i32 │
#> ╞═════╡
#> │ 6   │
#> └─────┘