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OpenSearch/docs/reference/migration/migrate_7_0/mappings.asciidoc

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Remove the _all metadata field (#26356) * Remove the _all metadata field This change removes the `_all` metadata field. This field is deprecated in 6 and cannot be activated for indices created in 6 so it can be safely removed in the next major version (e.g. 7).
2017-08-28 11:43:59 -04:00
[[breaking_70_mappings_changes]]
=== Mapping changes
==== The `_all` meta field is removed
Reject the `index_options` parameter for numeric fields (#26668) Numeric fields no longer support the index_options parameter. This changes the parameter to be rejected in numeric field types after it was deprecated in 6.0. Closes #21475
2017-09-25 17:43:14 -04:00
The `_all` field deprecated in 6 have now been removed.
Reject updates to the `_default_` mapping. (#29165) This will reject mapping updates to the `_default_` mapping with 7.x indices and still emit a deprecation warning with 6.x indices. Relates #15613 Supersedes #28248
2018-03-21 05:44:11 -04:00
==== The `_default_` mapping is no longer allowed
The `_default_` mapping has been deprecated in 6.0 and is now no longer allowed
in 7.0. Trying to configure a `_default_` mapping on 7.x indices will result in
an error.
Reject the `index_options` parameter for numeric fields (#26668) Numeric fields no longer support the index_options parameter. This changes the parameter to be rejected in numeric field types after it was deprecated in 6.0. Closes #21475
2017-09-25 17:43:14 -04:00
==== `index_options` for numeric fields has been removed
Limit the number of nested documents (#27405) Add an index level setting `index.mapping.nested_objects.limit` to control the number of nested json objects that can be in a single document across all fields. Defaults to 10000. Throw an error if the number of created nested documents exceed this limit during the parsing of a document. Closes #26962
2017-11-22 10:16:28 -05:00
The `index_options` field for numeric fields has been deprecated in 6 and has now been removed.
==== Limiting the number of `nested` json objects
To safeguard against out of memory errors, the number of nested json objects within a single
document across all fields has been limited to 10000. This default limit can be changed with
Remove the `update_all_types` option. (#28288) This option is not useful in 7.x since no indices may have more than one type anymore.
2018-01-22 06:03:07 -05:00
the index setting `index.mapping.nested_objects.limit`.
==== The `update_all_types` option has been removed
This option is useless now that all indices have at most one type.