rubenada commented on a change in pull request #1369: [CALCITE-2979] Add a
block-based nested loop join algorithm (Khawla Mouhoubi)
URL: https://github.com/apache/calcite/pull/1369#discussion_r315083126
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File path:
core/src/main/java/org/apache/calcite/rel/metadata/RelMdCollation.java
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@@ -450,6 +450,12 @@ public int compare(List<RexLiteral> o1, List<RexLiteral>
o2) {
return mq.collations(left);
}
+ public static List<RelCollation>
enumerableBatchNestedLoopJoin(RelMetadataQuery mq,
+ RelNode left, RelNode right, JoinRelType joinType) {
+ // The current implementation always preserve the sort order of the left
input kmo does it?
Review comment:
Question to be removed at the end of the comment?
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