/** * Go over the given {@link RheemPlan} and update the cardinalities of data being passed between its * {@link Operator}s using the given {@link ExecutionState}. * * @return whether any cardinalities have been updated */ private boolean reestimateCardinalities(ExecutionState executionState) { return this.cardinalityEstimatorManager.pushCardinalityUpdates(executionState, this.planImplementation); }