danny0405 commented on a change in pull request #1157: [CALCITE-2969] Improve
design of join-like relational expressions
URL: https://github.com/apache/calcite/pull/1157#discussion_r276496556
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File path:
core/src/main/java/org/apache/calcite/adapter/enumerable/EnumerableThetaJoin.java
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@@ -45,6 +46,7 @@
/** Implementation of {@link org.apache.calcite.rel.core.Join} in
* {@link org.apache.calcite.adapter.enumerable.EnumerableConvention
enumerable calling convention}
* that allows conditions that are not just {@code =} (equals). */
+@Deprecated // to be removed before 2.0
Review comment:
Theta join can be implement through other like join, e.g. NestedLoopJoin, i
want to refactor it also, but not in this patch, i agree to remove the
annotation now
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