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Restricted Keywords for UIDs
When providing user-defined unique IDs (UIDs) for content type, fields, and taxonomies, avoid using certain reserved keywords.
Warning: Avoid using these keywords as their usage may lead to code failure.
Restricted keywords for UIDs for Content Type
The following set of keywords cannot be used as the UID of a content type:
- api_key
- built_io_application_user
- built_io_application_user_role
- built_io_audit_log
- built_io_environment
- built_io_extensions
- built_io_installation_data
- built_io_label
- built_io_language
- built_io_publish_queue
- built_io_release
- built_io_upload
- cs_branches
- org_uid
- sys_asset
- sys_metadata
Note: Avoid using hyphens (-) in UIDs for content types.
Restricted keywords for UIDs for Fields
The following set of keywords cannot be used as the UID of a field:
- _exists
- _regex
- *_ids - Fields cannot have UID ending with “_ids.”
- __indexes
- __loc
- __meta
- __v
- _id
- _owner
- _publish_locales
- _shouldFilter
- _shouldLean
- _version
- ACL
- api_key
- app_user_object_uid
- applikation_id
- built_io_upload
- contentstackFilters
- created_at
- created_by
- DEFAULT_ACL
- deleted_at
- dimension
- domain
- embedded_items
- hook
- id
- inbuilt_class
- isApplicationUser
- isNew
- isSystemUser
- klass_id
- locale
- options
- org_uid
- publish_details
- save
- shard_account
- shard_app
- shard_random
- SYS_ACL
- sys_assets
- sys_metadata
- tags
- tags_array
- taxonomies
- tenant_id
- toJSON
- uid
- update
- updated_at
- updated_by
Restricted Keywords for UIDs for Taxonomies
When creating taxonomies, the following restrictions apply:
- Do not use entries as the UID for a taxonomy.
- Do not use a UID that starts with an underscore (_).
More articles in "More about Content Types"