---
schema_version: "1"
id: 3e8d92b54106fe02655bed0169733dc31533ef329826598c4edfc1f68199214b
title: Chunk DMO
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/data/264-0-0/c360_a_search_index_chunk_dmo.md
canonical_url: https://help.salesforce.com/s/articleView?id=data.c360_a_search_index_chunk_dmo.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 548aad091265c4a718ee875390f1324a67fd929fbce2f7ba156a576152b5899b
description: The chunk data model object (CDMO) stores chunked content for each field from a chunked object.
products:
  - Data 360
release: "264"
---
# Chunk DMO

The chunk data model object (CDMO) stores chunked content for each field from a chunked object.

The chunk DMO had these attributes.

   
| Field Label | Field API Name | Data Type | Description |
| --- | --- | --- | --- |
| `Chunk` | `Chunk__c` | Text | The generated chunk |
| `Chunk Sequence Number` | `ChunkSequenceNumber__c` | Number | Sequential number in which the chunk was generated from the source data; sequence starts at 0 |
| `Citation` | `Citation__c` | Text | Citation that references the source data from which the chunk was created. |
| `Data Source` | `DataSource__c` | Text | API name of the field from the DMO/UDMO that contains content for the generated chunk. This is a default pre-filtering field. |
| `Data Source Object` | `DataSourceObject__c` | Text | API name of the DMO/UDMO that contains content for the generated chunk |
| `Internal Organization` | `InternalOrginzation__c` | Text | Unused |
| `Key Qualifier Record Id` | `KQ_RecordId__c` | Text | Key qualifier field for Record ID |
| `Key Qualifier Source Record Id` | `KQ_SourceRecordId__c` | Text | Key qualifier field for Source Record ID |
| `Record Id` | `RecordId__c` | Text | Primary key: Unique identifier of each chunk record |
| `Secondary Source Record Id` | `SecondarySourceRecordId__c` | Text | Primary ID of the source record in attachment UDMO from which the chunk was generated. Populated only when the search index includes file attachments and only for chunks that are generated from a file attachment. |
| `Source Record Id` | `SourceRecordId__c` | Same as Primary ID of source record | Primary ID of the source record of the DMO/UDMO from which the chunk was generated |