JiajunBernoulli commented on code in PR #2976:
URL: https://github.com/apache/calcite/pull/2976#discussion_r1028107022
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core/src/main/java/org/apache/calcite/rel/metadata/RelMdExpressionLineage.java:
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@@ -391,6 +392,14 @@ protected RelMdExpressionLineage() {}
return mq.getExpressionLineage(rel.getInput(), outputExpression);
}
+ /**
+ * Expression lineage from Snapshot.
+ */
Review Comment:
Thanks for your review, I added javadoc.
If you think that they is reasonable, I can add for other methods.
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