InsertQuery   (children 2)
 Identifier topk
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 1)
     Function equals (alias frequent) (children 1)
      ExpressionList (children 2)
       Function modulo (children 1)
        ExpressionList (children 2)
         Identifier number
         Literal UInt64_7
       Literal UInt64_0
    ExpressionList (children 2)
     Function toString (children 1)
      ExpressionList (children 1)
       Function if (children 1)
        ExpressionList (children 3)
         Identifier frequent
         Function modulo (children 1)
          ExpressionList (children 2)
           Identifier number
           Literal UInt64_10
         Identifier number
     Function if (children 1)
      ExpressionList (children 3)
       Identifier frequent
       Literal UInt64_999999999
       Identifier number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_4000000
