Method clear

datafusion/expr/src/execution_props.rs:235–239

Clears all populated results so the container can be reused.

(&self)

    /// Clears all populated results so the container can be reused.
    pub fn clear(&self) {
        for slot in self.slots.iter() {
            *slot.lock().unwrap() = None;
        }
    }

    /// Returns true if `this` and `other` point to the same shared container.
    pub fn ptr_eq(this: &Self, other: &Self) -> bool {