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hover.schema.ID.md Maven / Gradle / Ivy

## id


Contained in [field](https://docs.vespa.ai/en/reference/schema-reference.html#field).
Sets the numerical id of this field.
All fields have a document-internal id internally for transfer and storage.
Ids are usually determined programmatically as a 31-bit number.
Some storage and transfer space can be saved by instead explicitly setting id's to a 7-bit number.

```
id: [positive integer]
``` 

An id must satisfy these requirements:

Must be a positive integer
Must be less than 100 or larger than 127
Must be unique within the document and all documents this document inherits





[Read more](https://docs.vespa.ai/en/reference/schema-reference.html#id)