Danny Chen created CALCITE-3446:
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Summary: Make RelMetadataQuery extendible
Key: CALCITE-3446
URL: https://issues.apache.org/jira/browse/CALCITE-3446
Project: Calcite
Issue Type: Improvement
Components: core
Affects Versions: 1.21.0
Reporter: Danny Chen
Assignee: Danny Chen
Fix For: 1.22.0-- This message was sent by Atlassian Jira (v8.3.4#803005)
