pub fn target_tracking_configurations(
            mut self,
            input: crate::model::TargetTrackingConfiguration,
        ) -> Self {
            let mut v = self.target_tracking_configurations.unwrap_or_default();
            v.push(input);
            self.target_tracking_configurations = Some(v);
            self
        }
/// Appends an item to `target_tracking_configurations`.
///
/// To override the contents of this collection use [`set_target_tracking_configurations`](Self::set_target_tracking_configurations).
///
/// <p>The target tracking configurations (up to 10). Each of these structures must specify a unique scaling metric and a target value for the metric. </p>
Appends an item to `target_tracking_configurations`.
To override the contents of this collection use [`set_target_tracking_configurations`](Self::set_target_tracking_configurations).

The target tracking configurations (up to 10). Each of these structures must specify a unique scaling metric and a target value for the metric.
Appends an item to ` target_tracking_configurations ` . To override the contents of this collection use [ ` set_target_tracking_configurations ` ] ( Self :: set_target_tracking_configurations ) . The target tracking configurations ( up to 10 ) . Each of these structures must specify a unique scaling metric and a target value for the metric .
pub fn target_tracking_configurations(
            mut self,
            input: crate::model::TargetTrackingConfiguration,
        ) -> Self {
            let mut v = self.target_tracking_configurations.unwrap_or_default();
            v.push(input);
            self.target_tracking_configurations = Some(v);
            self
        }
pub fn target_tracking_configurations ( mut self , input : crate :: model :: TargetTrackingConfiguration , ) -> Self { let mut v = self . target_tracking_configurations . unwrap_or_default ( ) ; v . push ( input ) ; self . target_tracking_configurations = Some ( v ) ; self }
Appends an item to `target_tracking_configurations`.
Appends an item to ` target_tracking_configurations ` .
mut self
input
crate::model::TargetTrackingConfiguration
mut self
input
crate::model::TargetTrackingConfiguration