xwkuang5 commented on a change in pull request #2333:
URL: https://github.com/apache/calcite/pull/2333#discussion_r576297282
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File path: core/src/test/java/org/apache/calcite/test/SqlValidatorTest.java
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@@ -7810,9 +7810,6 @@ public void _testGroupExpressionEquivalenceParams() {
sql("select * from emp where deptno = ?").ok();
sql("select * from emp where deptno = ? and sal < 100000").ok();
sql("select case when deptno = ? then 1 else 2 end from emp").ok();
- // It is not possible to infer type of ?, because SUBSTRING is overloaded
- sql("select deptno from emp group by substring(ename from ^?^ for ?)")
- .fails("Illegal use of dynamic parameter");
Review comment:
Updated the PR. PTAL. Thanks
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