fix ExplainIT

Signed-off-by: Kai Huang <[email protected]>

Author: ahkcs

integ-test/src/test/resources/expectedOutput/calcite/explain_double_reverse_fallback.yaml

@@ -8,10 +8,10 @@ calcite:
               LogicalProject(account_number=[$0], firstname=[$1], address=[$2], balance=[$3], gender=[$4], city=[$5], employer=[$6], state=[$7], age=[$8], email=[$9], lastname=[$10], _id=[$11], _index=[$12], _score=[$13], _maxscore=[$14], _sort=[$15], _routing=[$16], __reverse_row_num__=[ROW_NUMBER() OVER ()])
                 CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_account]])
   physical: |
-    EnumerableCalc(expr#0..18=[{inputs}], proj#0..10=[{exprs}])
+    EnumerableCalc(expr#0..12=[{inputs}], proj#0..10=[{exprs}])
       EnumerableLimit(fetch=[10000])
-        EnumerableSort(sort0=[$18], dir0=[DESC])
+        EnumerableSort(sort0=[$12], dir0=[DESC])
           EnumerableWindow(window#0=[window(rows between UNBOUNDED PRECEDING and CURRENT ROW aggs [ROW_NUMBER()])])
-            EnumerableSort(sort0=[$17], dir0=[DESC])
+            EnumerableSort(sort0=[$11], dir0=[DESC])
               EnumerableWindow(window#0=[window(rows between UNBOUNDED PRECEDING and CURRENT ROW aggs [ROW_NUMBER()])])
-                CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_account]])
+                CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_account]], PushDownContext=[[PROJECT->[account_number, firstname, address, balance, gender, city, employer, state, age, email, lastname]], OpenSearchRequestBuilder(sourceBuilder={"from":0,"timeout":"1m","_source":{"includes":["account_number","firstname","address","balance","gender","city","employer","state","age","email","lastname"],"excludes":[]}}, requestedTotalSize=2147483647, pageSize=null, startFrom=0)])