amaliujia commented on a change in pull request #13841:
URL: https://github.com/apache/beam/pull/13841#discussion_r567127862
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File path:
sdks/java/extensions/sql/zetasql/src/main/java/org/apache/beam/sdk/extensions/sql/zetasql/ZetaSQLQueryPlanner.java
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@@ -196,7 +233,9 @@ private BeamRelNode convertToBeamRelInternal(String sql,
QueryParameters queryPa
RelMetadataQuery.THREAD_PROVIDERS.set(
JaninoRelMetadataProvider.of(root.rel.getCluster().getMetadataProvider()));
root.rel.getCluster().invalidateMetadataQuery();
- return (BeamRelNode) plannerImpl.transform(0, desiredTraits, root.rel);
+ BeamRelNode beamRelNode = (BeamRelNode) plannerImpl.transform(0,
desiredTraits, root.rel);
+ LOG.info("BEAMPlan>\n" + RelOptUtil.toString(beamRelNode));
Review comment:
I guess that was added for the purpose of debugging.
Keep this LOG.info is fine. I find that in CalciteQueryPlanner there is also
a such LOG.info.
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