SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 7)
    Function countMerge (children 1)
     ExpressionList (children 1)
      Identifier cnts
    Function countMerge (children 1)
     ExpressionList (children 1)
      Identifier cntsa
    Function maxMerge (children 1)
     ExpressionList (children 1)
      Identifier maxs
    Function minMerge (children 1)
     ExpressionList (children 1)
      Identifier mins
    Function avgMerge (children 1)
     ExpressionList (children 1)
      Identifier avgs
    Function sumMerge (children 1)
     ExpressionList (children 1)
      Identifier sums
    Function anyMerge (children 1)
     ExpressionList (children 1)
      Identifier anys
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 7)
           Function countState (alias cnts) (children 1)
            ExpressionList
           Function countState (alias cntsa) (children 1)
            ExpressionList (children 1)
             Identifier a
           Function maxState (alias maxs) (children 1)
            ExpressionList (children 1)
             Identifier a
           Function minState (alias mins) (children 1)
            ExpressionList (children 1)
             Identifier a
           Function avgState (alias avgs) (children 1)
            ExpressionList (children 1)
             Identifier a
           Function sumState (alias sums) (children 1)
            ExpressionList (children 1)
             Identifier a
           Function anyState (alias anys) (children 1)
            ExpressionList (children 1)
             Identifier a
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Subquery (children 1)
              SelectWithUnionQuery (children 1)
               ExpressionList (children 1)
                SelectQuery (children 1)
                 ExpressionList (children 1)
                  Function CAST (alias a) (children 1)
                   ExpressionList (children 2)
                    Literal NULL
                    Literal \'Nullable(Float64)\'
