danny0405 commented on a change in pull request #1365: [CALCITE-3198] Enhance
RexSimplify to handle '(x<>a or x<>b)' (fix javadoc)
URL: https://github.com/apache/calcite/pull/1365#discussion_r312404558
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File path: core/src/test/java/org/apache/calcite/test/RelOptRulesTest.java
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@@ -2188,7 +2188,7 @@ public void testMinusMergeRule() throws Exception {
/** Test case for
* <a
href="https://issues.apache.org/jira/browse/CALCITE-3198";>[CALCITE-3198]
- * Enhance RexSimplify to handle (x<>a or x<>b)</a>. */
+ * Enhance RexSimplify to handle (x!=a or x!=b)</a>. */
@Test public void testReduceConstantsDup3Null() throws Exception {
Review comment:
Why we use the `!=` which is not a sql operator ?
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