Knowledge SOAP API Objects | Salesforce Knowledge Developer Guide

KnowledgeArticle
Provides read-only access to an article and the ability to delete the master article. This object is available in API version 19.0 and later.

KnowledgeArticleVersion
Provides a global view of standard article fields across all types of articles depending on their version. This object is available in API version 18.0 and later.

Knowledge__DataCategorySelection
Represents a data category that classifies an article. This object is available in API version 39.0 and later.

Knowledge__Feed
Represents the feed for a knowledge article. This object is available in API version 39.0 and later.

Knowledge__kav
Provides access to the concrete object that represents a Knowledge article version. This object is available in API version 39.0 and later.

Knowledge__ka
Provides access to the concrete object that represents a Knowledge article, the parent object for article versions. This object is available in API version 39.0 and later.

KnowledgeArticleVersionHistory
Enables read-only access to the full history of an article. This object is available in API version 25.0 and later.

KnowledgeArticleViewStat
Provides statistics on the number of views for the specified article across all article types. This object is read-only and available in API version 20.0 and later.

KnowledgeArticleVoteStat
Provides the weighted rating for the specified article on a scale of 1 to 5 across all article types. This object is read-only and available in API version 20.0 and later.

CaseArticle
Represents the association between a Case and a KnowledgeArticle. This object is available in API version 20.0 and later.

LinkedArticle
Represents a knowledge article that is attached to a work order, work order line item, or work type. This object is available in API version 37.0 and later.

RecentlyViewed
Represents records or list views that the current user has recently viewed or referenced (by viewing a related record). List views are available in API version 29.0 and later.

SearchPromotionRule
Represents a promoted search term, which is one or more keywords that you associate with a Salesforce Knowledge article. When a user’s search query includes these keywords, the associated article is returned first in search results. This object is available in API version 31.0 and later.

TopicAssignment
Represents the assignment of a topic to a specific feed item, record, or file. This object is available in API version 28.0 and later.