embed.field_map
defined in the index.document_id#chunk_number
user_id#data_type#item_id
tenant_id#document_id#chunk_id
document1#chunk1
- Using hash delimiterdocument1_chunk1
- Using underscore delimiterdocument1:chunk1
- Using colon delimiterdocument_id
and chunk_number
to keep track of related records and enable efficient chunk deletion and document updates.chunk_text
or document_url
for traceability and user display.