danny0405 commented on a change in pull request #2238:
URL: https://github.com/apache/calcite/pull/2238#discussion_r517831463
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File path: core/src/test/java/org/apache/calcite/rex/RexProgramTest.java
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@@ -1774,6 +1770,27 @@ private void checkExponentialCnf(int n) {
checkSimplify2(e, "SEARCH(?0.int0, Sarg[10])", "=(?0.int0, 10)");
}
+ @Test void testSimplifyInAnd() {
+ // deptno in (20, 10) and deptno = 10
+ // ==>
+ // deptno = 10
+ checkSimplify2(
+ and(
+ in(vInt(), literal(20), literal(10)),
+ eq(vInt(), literal(10))),
+ "SEARCH(?0.int0, Sarg[10])",
+ "=(?0.int0, 10)");
+
+ // deptno in (20, 10) and deptno = 30
+ // ==>
+ // false
+ checkSimplify(
+ and(
+ in(vInt(), literal(20), literal(10)),
+ eq(vInt(), literal(30))),
+ "false");
+ }
+
Review comment:
Thanks, i have updated the test case.
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