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422
List<Item> item_list; /* list of fields & expressions */
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List<String> interval_list;
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bool is_item_list_lookup;
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426
List<TableList> top_join_list; /* join list of the top level */
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List<TableList> *join_list; /* list for the currently parsed join */
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428
TableList *embedding; /* table embedding to the above list */