The table below identifies which search fields are set for each content type.

  Forum Posts File Posts Blog Posts Wiki Articles Blogs Forums Media Galleries Wikis Groups Users Content Pages Comments Status messages
type forum file blog wiki blogapp forumapp fileapp wikiapp group user page comment status
category x x x x x x x x x x x x x
tag x x x x               x x
tagkeyword x x x x               x x
title x x x x x x x x x x x x x
date x x x x x x x x x x x x x
username x x x x           x   x x
thread x                        
userdisplayname                   x   x x
wiki       x                
section x x x   x x x            
URL x x x x x x x x x x x x x
parentgroup                 x        
content x x x x x x x x x x x x x
rawcontent x x x x x x x x x x x x x
threadstatus x                        
grouptype                 x        
attachmentname x x x                    
attachmenttext x x x                    
group x x x x x x x x x   x    
user x x x x x   x     x   x x
profile_*                   x      
contentid x x x x x x x x x x x x x
indexed_at x x x x x x x x x x x x x
titlelookup x x x x x x x x x x x x x
contentscore x x x x x x x x x x x x x
id x x x x x x x x x x x x x
iscontent x x x x x x x x x x x x x
contenttypeid x x x x x x x x x x x x x
relatedid x x x x x x x x x x x x x
applicationid x x x x x x x x x x x x x
isapplication         x x x x x        
containerid x x x x x x x x x x x x x
iscontainer               x          

Notes

category Solr notes - Analyzed.
Description/notes - Similar to Type, but lets you provide more than one value (for example, it could be a file and also be a Word document).
tag Solr notes - Analyzed.
Description/notes - Analyzed tags for the content.
tagkeyword Description/notes - Exact tags (lowercased) for the content. Filter on this field if you want content tagged by specific tag(s).
title Solr notes - Analyzed.
Description/notes - Subject/title of the content.
date Description/notes - Publish date of the content.
username Description/notes - Username for the user/author.
thread Description/notes - Thread ID for the forum content.
userdisplayname Description/notes - Friendly display name for the user.
wiki Description/notes -  ID of the wiki to which the content belongs.
section Description/notes - ID of the section to which the content belongs.
URL
parentgroup Description/notes - ID of the parentgroup.
content Description/notes - Filtered, analyzed content. Typically, you want to search against this field.
rawcontent Description/notes - Unfiltered content. For posts, this is the formatted body.
threadstatus Possible values - NotAnswered, Answered, AnsweredNotVerified.
grouptype Possible values - PublicOpen, PrivateListed, Joinless, PrivateUnlisted, PublicClosed.
attachmentname Description/notes - Name of the post attachment.
attachmenttext Description/notes - Searchable text from the post attachment. This text is filtered and not intended to be displayed directly.
group
user Description/notes - ID of the content author.
profile_* Description/notes - Searchable profile fields. Only fields marked as searchable. Ex. profile_Gender.
contentid Description/notes - ID supplied by the application, ex. post ID, user ID, group ID. Not unique across documents.
indexed_at Description/notes - Date (UTC) the content was indexed.
titlelookup

Solr notes - Automatically generated
Description/notes - Normalized subject/title of the content. This should be used when matching on the title.

contentscore

 Solr notes - Automatically set.
Description/notes - Quality score of the content, affects the relevancy score when searching.
id Description/notes - Guid ID of the content.
iscontent Description/notes - Boolean value defining the item as content.
contenttypeid Description/notes - Guid ContentTypeId of the content.
relatedid Description/notes - Guid IDs of related content (parent content, application, container, etc.). This should not include child content IDs.
applicationid Description/notes - Guid ID of the application or the application the content is in.
isapplication Description/notes - Boolean value defining the item as an application.
containerid Description/notes - Guid ID of the container or the container the content is in
iscontainer Description/notes - Boolean value defining the item as a container.