[GitHub] [calcite] whuGuo commented on a change in pull request #1664: [CALCITE-3589] SqlValidatorException when conformation is set to LENIENT

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whuGuo commented on a change in pull request #1664: [CALCITE-3589] SqlValidatorException when conformation is set to LENIENT
URL: https://github.com/apache/calcite/pull/1664#discussion_r358720779
 
 

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 File path: core/src/test/java/org/apache/calcite/test/SqlValidatorTest.java
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 @@ -11236,6 +11236,35 @@ private void checkCustomColumnResolving(String table) {
     assertThat(resultType.toString(), is("INTEGER"));
   }
 
+  @Test public void testGroupByAlias() {
+    // test group by alias, when the underlying column in the expression is the same as the alias
+    sql("select DEPTNO+1 as DEPTNO from emp group by DEPTNO+1")
+        .withConformance(SqlConformanceEnum.LENIENT)
+        .ok();
 
 Review comment:
   DEPTNO+1 is a projection field and in group by columns

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