SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function arrayJoin (alias hist) (children 1)
     ExpressionList (children 1)
      Function finalizeAggregation (children 1)
       ExpressionList (children 1)
        Function plus (children 1)
         ExpressionList (children 2)
          Subquery (children 1)
           SelectWithUnionQuery (children 1)
            ExpressionList (children 1)
             SelectQuery (children 2)
              ExpressionList (children 1)
               Function histogramState (children 2)
                ExpressionList (children 1)
                 Identifier number
                ExpressionList (children 1)
                 Literal UInt64_3
              TablesInSelectQuery (children 1)
               TablesInSelectQueryElement (children 1)
                TableExpression (children 1)
                 Function numbers (children 1)
                  ExpressionList (children 2)
                   Literal UInt64_10
                   Literal UInt64_190
          Subquery (children 1)
           SelectWithUnionQuery (children 1)
            ExpressionList (children 1)
             SelectQuery (children 2)
              ExpressionList (children 1)
               Function histogramState (children 2)
                ExpressionList (children 1)
                 Identifier number
                ExpressionList (children 1)
                 Literal UInt64_3
              TablesInSelectQuery (children 1)
               TablesInSelectQueryElement (children 1)
                TableExpression (children 1)
                 Function numbers (children 1)
                  ExpressionList (children 2)
                   Literal UInt64_0
                   Literal UInt64_100
   ExpressionList (children 3)
    Function round (alias l) (children 1)
     ExpressionList (children 1)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier hist
        Literal UInt64_1
    Function round (alias r) (children 1)
     ExpressionList (children 1)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier hist
        Literal UInt64_2
    Function round (alias cnt) (children 1)
     ExpressionList (children 1)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier hist
        Literal UInt64_3