[CALCITE-4883] The traitset of Exchange operator losses the distribution when externalizing Exchange operator from JSON

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.29.0
• Labels: pull-request-available
• Assignee: Chunwei Lei
• Reporter: Chunwei Lei
• Created: 10/Nov/21 09:42
• Updated: 04/Jan/22 08:27
• Resolved: 04/Jan/22 08:27

Description

// code placeholder
// input.getTraitSet() might not have same distribution as input.getDistribution()).
 protected Exchange(RelInput input) {
  this(input.getCluster(), input.getTraitSet(), input.getInput(),
      RelDistributionTraitDef.INSTANCE.canonize(input.getDistribution()));
} 

Issue Links

• links to: GitHub Pull Request #2604