rubenada commented on a change in pull request #1110: [CALCITE-2920]
RelBuilder: new method to create an antijoin
URL: https://github.com/apache/calcite/pull/1110#discussion_r266366391
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File path: core/src/main/java/org/apache/calcite/tools/RelBuilder.java
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@@ -1733,6 +1733,47 @@ public RelBuilder semiJoin(RexNode... conditions) {
return semiJoin(ImmutableList.copyOf(conditions));
}
+ /** Creates an AntiJoin: since, for the moment, there is no "AntiJoin"
expression, the only
+ * possibility to build an AntiJoin is using a LogicalCorrelate with
SemiJoinType.ANTI */
Review comment:
reviewed
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