SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 2)
    Function roundBankers (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier result
        Literal UInt64_1
      Literal UInt64_5
    Function roundBankers (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier result
        Literal UInt64_2
      Literal UInt64_5
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Function studentTTest (alias result) (children 1)
            ExpressionList (children 2)
             Identifier sample
             Identifier variant
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Subquery (children 1)
              SelectWithUnionQuery (children 1)
               ExpressionList (children 2)
                SelectQuery (children 3)
                 ExpressionList (children 2)
                  Function modulo (alias sample) (children 1)
                   ExpressionList (children 2)
                    Function toFloat64 (children 1)
                     ExpressionList (children 1)
                      Identifier number
                    Literal UInt64_30
                  Literal UInt64_0 (alias variant)
                 TablesInSelectQuery (children 1)
                  TablesInSelectQueryElement (children 1)
                   TableExpression (children 1)
                    TableIdentifier system.numbers
                 Literal UInt64_50000000
                SelectQuery (children 3)
                 ExpressionList (children 2)
                  Function plus (alias sample) (children 1)
                   ExpressionList (children 2)
                    Function modulo (children 1)
                     ExpressionList (children 2)
                      Function toFloat64 (children 1)
                       ExpressionList (children 1)
                        Identifier number
                      Literal UInt64_30
                    Literal Float64_0.0022
                  Literal UInt64_1 (alias variant)
                 TablesInSelectQuery (children 1)
                  TablesInSelectQueryElement (children 1)
                   TableExpression (children 1)
                    TableIdentifier system.numbers
                 Literal UInt64_50000000