pub trait Transform: Send + Sync {
// Required method
fn apply(
&self,
ctx: &TransformContext<'_>,
input: Columns,
) -> Result<Columns>;
}Expand description
A stateless Columns → Columns transformation.
pub trait Transform: Send + Sync {
// Required method
fn apply(
&self,
ctx: &TransformContext<'_>,
input: Columns,
) -> Result<Columns>;
}A stateless Columns → Columns transformation.