SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Asterisk
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function viewExplain (children 1)
              ExpressionList (children 3)
               Literal \'EXPLAIN PIPELINE\'
               Literal \'\'
               Subquery (children 1)
                SelectWithUnionQuery (children 1)
                 ExpressionList (children 1)
                  SelectQuery (children 5)
                   ExpressionList (children 3)
                    Identifier nw
                    Function sum (alias R) (children 1)
                     ExpressionList (children 1)
                      Identifier WR
                    Function sumIf (alias UNR) (children 1)
                     ExpressionList (children 2)
                      Identifier WR
                      Function equals (children 1)
                       ExpressionList (children 2)
                        Identifier uniq_rows
                        Literal UInt64_1
                   TablesInSelectQuery (children 1)
                    TablesInSelectQueryElement (children 1)
                     TableExpression (children 1)
                      Subquery (children 1)
                       SelectWithUnionQuery (children 1)
                        ExpressionList (children 1)
                         SelectQuery (children 3)
                          ExpressionList (children 4)
                           Function uniq (alias uniq_rows) (children 1)
                            ExpressionList (children 1)
                             Identifier nw
                           Function AVG (alias WR) (children 1)
                            ExpressionList (children 1)
                             Identifier wg
                           Identifier ac
                           Identifier nw
                          TablesInSelectQuery (children 1)
                           TablesInSelectQueryElement (children 1)
                            TableExpression (children 1)
                             TableIdentifier window_function_threading
                          ExpressionList (children 2)
                           Identifier ac
                           Identifier nw
                   ExpressionList (children 1)
                    Identifier nw
                   ExpressionList (children 2)
                    OrderByElement (children 1)
                     Identifier nw
                    OrderByElement (children 1)
                     Identifier R
                   Literal UInt64_10
   Function ilike (children 1)
    ExpressionList (children 2)
     Identifier explain
     Literal \'%ScatterByPartitionTransform%\'
   Set
