The changes related to mapping are as follows:
- The original indexing meta field, _all, which indexed the values of all fields, has been eliminated.
- The original indexing meta field, _uid, which combined _type and _id, has been eliminated.
- The original default mapping meta field, _default_, which was used as the base mapping for any new mapping type, has been eliminated.
- For search and highlighting purposes, the index_options parameter controls which information has been added to the inverted index. However, it no longer supports numeric fields.
- The max limit of nested JSON objects within a single document across all nested fields is 10000.
- In the past, specifying that the update_all_types parameter update the mappings would ...