[GitHub] [calcite] jinxing64 commented on a change in pull request #1680: [CALCITE-3621] Push down sort to DB, SQL of Sort rel contains explicit field name instead of *

[GitBox <gi...@apache.org>]

jinxing64 commented on a change in pull request #1680: [CALCITE-3621] Push down sort to DB, SQL of Sort rel contains explicit field name instead of *
URL: https://github.com/apache/calcite/pull/1680#discussion_r360714235
 
 

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 File path: core/src/main/java/org/apache/calcite/rel/rel2sql/RelToSqlConverter.java
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 @@ -634,6 +634,13 @@ public Result visit(Sort e) {
     }
     Result x = visitChild(0, e.getInput());
     Builder builder = x.builder(e, Clause.ORDER_BY);
+    if (builder.select.getSelectList() == null) {
 
 Review comment:
   Why this change is necessary ?

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