ygerzhedovich commented on code in PR #1629:
URL: https://github.com/apache/ignite-3/pull/1629#discussion_r1115422066
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modules/sql-engine/src/main/java/org/apache/ignite/internal/sql/engine/exec/rel/SortNode.java:
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@@ -38,16 +43,45 @@
/** Rows buffer. */
private final PriorityQueue<RowT> rows;
+ /** SQL select limit. Negative if disabled. */
+ private final int limit;
+
+ /** Reverse-ordered rows in case of limited sort. */
+ private List<RowT> reversed;
Review Comment:
I think most optimizations and refactoring should be done separately. Here
just port from AI2 with fixes real bugs
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