Aaaaaaron commented on a change in pull request #2127:
URL: https://github.com/apache/calcite/pull/2127#discussion_r481973260
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File path: core/src/main/java/org/apache/calcite/sql2rel/SqlToRelConverter.java
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@@ -5865,6 +5874,9 @@ public static ConfigBuilder configBuilder() {
* the relational expressions. Default is
* {@link HintStrategyTable#EMPTY}. */
HintStrategyTable getHintStrategyTable();
+
+ /** control keep sort in sub-query. */
+ boolean isKeepSortInSubQuery();
Review comment:
> ```java
> /**
> * Returns whether to keep sort operator for a sub-query if the sort has
no offset and fetch limit attributes.
> * Because the remove does not change the semantics, and in many cases,
this is a promotion.
> *
> * <p> Default is true
> */
> ```
>
> I would suggest to rename it to `isRemoveSortInSubquery` if the default
value for it is true.
Thanks for your advice, revised.
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