SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function toUInt64 (alias key) (children 1)
     ExpressionList (children 1)
      Literal UInt64_1
    Function dictGet (children 1)
     ExpressionList (children 3)
      Literal \'01785_db.simple_key_cache_dictionary\'
      Literal \'value\'
      Identifier key
