SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 1)
    Identifier number
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier num_tab
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier number
   Literal Float64_0.99999
   Literal UInt64_10
