[GitHub] [doris] morningman commented on a diff in pull request #15748: [Enhancement](grouping) Add a switch for users to force using alias name in group by and having clause

["morningman (via GitHub)" <gi...@apache.org>]

morningman commented on code in PR #15748:
URL: https://github.com/apache/doris/pull/15748#discussion_r1090164777


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fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java:
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@@ -1266,7 +1272,8 @@ private void analyzeAggregation(Analyzer analyzer) throws AnalysisException {
                 groupingInfo.buildRepeat(groupingExprs, groupByClause.getGroupingSetList());
             }
 
-            substituteOrdinalsAliases(groupingExprs, "GROUP BY", analyzer, false);
+            boolean aliasFirst = ConnectContext.get().getSessionVariable().isGroupByAndHavingUseAliasFirst();

Review Comment:
   The `ConnectContext.get()` may be null when replaying edit log



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