PlacementConstraintProperty Struct
An object representing a constraint on task placement.
Example
ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_scheduler as scheduler } from 'aws-cdk-lib';
const placementConstraintProperty: scheduler.CfnSchedule.PlacementConstraintProperty = {
expression: 'expression',
type: 'type',
};
Properties
expressionoptionalstringexpressionoptionalstrexpressionoptionalStringExpressionoptionalstringExpressionoptional*string#A cluster query language expression to apply to the constraint.
notes
You cannot specify an expression if the constraint type is distinctInstance . For more information, see Cluster query language in the Amazon ECS Developer Guide .
The type of constraint.
Use distinctInstance to ensure that each task in a particular group is running on a different container instance. Use memberOf to restrict the selection to a group of valid candidates.