SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Identifier b.dt
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (alias a) (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 2)
           Function greater (alias pk) (children 1)
            ExpressionList (children 2)
             Literal NULL
             Literal NULL
           Literal UInt64_1 (alias dt)
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function numbers (children 1)
              ExpressionList (children 1)
               Literal UInt64_5
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Subquery (alias b) (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 1)
          ExpressionList (children 2)
           Literal NULL (alias pk)
           Literal UInt64_1 (alias dt)
     TableJoin (children 1)
      Function and (children 1)
       ExpressionList (children 3)
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier a.pk
          Identifier b.pk
        Function notEquals (children 1)
         ExpressionList (children 2)
          Literal UInt64_1
          Literal UInt64_1
        Function greaterOrEquals (children 1)
         ExpressionList (children 2)
          Identifier a.dt
          Identifier b.dt
   Set
