AMashenkov commented on a change in pull request #498:
URL: https://github.com/apache/ignite-3/pull/498#discussion_r766621771
##########
File path:
modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/metadata/IgniteMdCollation.java
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@@ -318,7 +319,7 @@ private IgniteMdCollation() {
if (project.e instanceof RexInputRef) {
targets.compute(((RexSlot) project.e).getIndex(), (k, v) -> {
if (v == null) {
- return new
ArrayList<>(Collections.singleton(project.i));
+ return new
IntArrayList(Collections.singleton(project.i));
Review comment:
The main goal of using IntList (avoid boxing/unboxing) is still not
achieved.
```suggestion
return new IntArrayList(project.i);
```
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