Case Topic (msdyn_casetopic) table/entity reference (Microsoft Dynamics 365)

2025-08-29

Messages

The following table lists the messages for the Case Topic (msdyn_casetopic) table. Messages represent operations that can be performed on the table. They may also be events.

Name Is Event?	Web API Operation	SDK for .NET
`Associate` Event: True	Associate records	Associate records
`BulkRetain` Event: True	BulkRetain	Learn to use messages with the SDK for .NET
`Create` Event: True	`POST` /msdyn_casetopics See Create	Create records
`CreateMultiple` Event: True	CreateMultiple	CreateMultipleRequest
`Delete` Event: True	`DELETE` /msdyn_casetopics(msdyn_casetopicid) See Delete	Delete records
`Disassociate` Event: True	Disassociate records	Disassociate records
`IsValidStateTransition` Event: False	IsValidStateTransition	IsValidStateTransitionRequest
`PurgeRetainedContent` Event: True	PurgeRetainedContent	Learn to use messages with the SDK for .NET
`Restore` Event: True	Restore	Learn to use messages with the SDK for .NET
`Retain` Event: True	Retain	Learn to use messages with the SDK for .NET
`Retrieve` Event: True	`GET` /msdyn_casetopics(msdyn_casetopicid) See Retrieve	Retrieve records
`RetrieveMultiple` Event: True	`GET` /msdyn_casetopics See Query data	Query data
`RollbackRetain` Event: True	RollbackRetain	Learn to use messages with the SDK for .NET
`SetState` Event: True	`PATCH` /msdyn_casetopics(msdyn_casetopicid) Update the `statecode` and `statuscode` properties.	SetStateRequest
`Update` Event: True	`PATCH` /msdyn_casetopics(msdyn_casetopicid) See Update	Update records
`UpdateMultiple` Event: True	UpdateMultiple	UpdateMultipleRequest
`Upsert` Event: False	`PATCH` /msdyn_casetopics(msdyn_casetopicid) See Upsert a table row	UpsertRequest
`UpsertMultiple` Event: False	UpsertMultiple	UpsertMultipleRequest
`ValidateRetentionConfig` Event: True	ValidateRetentionConfig	Learn to use messages with the SDK for .NET

Properties

The following table lists selected properties for the Case Topic (msdyn_casetopic) table.

Property	Value
DisplayName	Case Topic
DisplayCollectionName	Case Topics
SchemaName	`msdyn_casetopic`
CollectionSchemaName	`msdyn_casetopics`
EntitySetName	`msdyn_casetopics`
LogicalName	`msdyn_casetopic`
LogicalCollectionName	`msdyn_casetopics`
PrimaryIdAttribute	`msdyn_casetopicid`
PrimaryNameAttribute	`msdyn_name`
TableType	`Standard`
OwnershipType	`OrganizationOwned`

Writable columns/attributes

These columns/attributes return true for either IsValidForCreate or IsValidForUpdate (usually both). Listed by SchemaName.

ImportSequenceNumber
msdyn_casetopicId
msdyn_name
msdyn_SimilarityScore
msdyn_TopicCounts
msdyn_TopicDate
msdyn_TopicPercentage
OverriddenCreatedOn
statecode
statuscode
TimeZoneRuleVersionNumber
UTCConversionTimeZoneCode

ImportSequenceNumber

Property	Value
Description	Sequence number of the import that created this record.
DisplayName	Import Sequence Number
IsValidForForm	False
IsValidForRead	True
LogicalName	`importsequencenumber`
RequiredLevel	None
Type	Integer
MaxValue	2147483647
MinValue	-2147483648

msdyn_casetopicId

Property	Value
Description	Unique identifier for entity instances
DisplayName	Case Topic
IsValidForForm	False
IsValidForRead	True
LogicalName	`msdyn_casetopicid`
RequiredLevel	SystemRequired
Type	Uniqueidentifier

msdyn_name

Property	Value
Description	The name of the custom entity.
DisplayName	Name
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_name`
RequiredLevel	ApplicationRequired
Type	String
Format	Text
FormatName	Text
ImeMode	Auto
IsLocalizable	False
MaxLength	255

msdyn_SimilarityScore

Property	Value
Description
DisplayName	Similarity Score
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_similarityscore`
RequiredLevel	None
Type	Decimal
ImeMode	Auto
MaxValue	100
MinValue	0
Precision	3
SourceTypeMask	0

msdyn_TopicCounts

Property	Value
Description
DisplayName	Topic Counts
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_topiccounts`
RequiredLevel	None
Type	Integer
MaxValue	2147483647
MinValue	0

msdyn_TopicDate

Property	Value
Description
DisplayName	Topic Date
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_topicdate`
RequiredLevel	None
Type	DateTime
CanChangeDateTimeBehavior	True
DateTimeBehavior	UserLocal
Format	DateAndTime
ImeMode	Auto
SourceTypeMask	0

msdyn_TopicPercentage

Property	Value
Description
DisplayName	Topic Percentage
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_topicpercentage`
RequiredLevel	None
Type	Decimal
ImeMode	Auto
MaxValue	100
MinValue	0
Precision	3
SourceTypeMask	0

OverriddenCreatedOn

Property	Value
Description	Date and time that the record was migrated.
DisplayName	Record Created On
IsValidForForm	False
IsValidForRead	True
LogicalName	`overriddencreatedon`
RequiredLevel	None
Type	DateTime
CanChangeDateTimeBehavior	False
DateTimeBehavior	UserLocal
Format	DateOnly
ImeMode	Inactive
SourceTypeMask	0

statecode

Property	Value
Description	Status of the Case Topic
DisplayName	Status
IsValidForForm	True
IsValidForRead	True
LogicalName	`statecode`
RequiredLevel	SystemRequired
Type	State
DefaultFormValue
GlobalChoiceName	`msdyn_casetopic_statecode`

statecode Choices/Options

Value	Details
0	Label: Active DefaultStatus: 1 InvariantName: `Active`
1	Label: Inactive DefaultStatus: 2 InvariantName: `Inactive`

statuscode

Property	Value
Description	Reason for the status of the Case Topic
DisplayName	Status Reason
IsValidForForm	True
IsValidForRead	True
LogicalName	`statuscode`
RequiredLevel	None
Type	Status
DefaultFormValue
GlobalChoiceName	`msdyn_casetopic_statuscode`

statuscode Choices/Options

Value	Details
1	Label: Active State:0 TransitionData: None
2	Label: Inactive State:1 TransitionData: None

TimeZoneRuleVersionNumber

Property	Value
Description	For internal use only.
DisplayName	Time Zone Rule Version Number
IsValidForForm	False
IsValidForRead	True
LogicalName	`timezoneruleversionnumber`
RequiredLevel	None
Type	Integer
MaxValue	2147483647
MinValue	-1

UTCConversionTimeZoneCode

Property	Value
Description	Time zone code that was in use when the record was created.
DisplayName	UTC Conversion Time Zone Code
IsValidForForm	False
IsValidForRead	True
LogicalName	`utcconversiontimezonecode`
RequiredLevel	None
Type	Integer
MaxValue	2147483647
MinValue	-1

Read-only columns/attributes

These columns/attributes return false for both IsValidForCreate and IsValidForUpdate. Listed by SchemaName.

CreatedBy
CreatedOn
CreatedOnBehalfBy
ModifiedBy
ModifiedOn
ModifiedOnBehalfBy
OrganizationId
VersionNumber

CreatedBy

Property	Value
Description	Unique identifier of the user who created the record.
DisplayName	Created By
IsValidForForm	True
IsValidForRead	True
LogicalName	`createdby`
RequiredLevel	None
Type	Lookup
Targets	systemuser

CreatedOn

Property	Value
Description	Date and time when the record was created.
DisplayName	Created On
IsValidForForm	True
IsValidForRead	True
LogicalName	`createdon`
RequiredLevel	None
Type	DateTime
CanChangeDateTimeBehavior	False
DateTimeBehavior	UserLocal
Format	DateAndTime
ImeMode	Inactive
SourceTypeMask	0

CreatedOnBehalfBy

Property	Value
Description	Unique identifier of the delegate user who created the record.
DisplayName	Created By (Delegate)
IsValidForForm	True
IsValidForRead	True
LogicalName	`createdonbehalfby`
RequiredLevel	None
Type	Lookup
Targets	systemuser

ModifiedBy

Property	Value
Description	Unique identifier of the user who modified the record.
DisplayName	Modified By
IsValidForForm	True
IsValidForRead	True
LogicalName	`modifiedby`
RequiredLevel	None
Type	Lookup
Targets	systemuser

ModifiedOn

Property	Value
Description	Date and time when the record was modified.
DisplayName	Modified On
IsValidForForm	True
IsValidForRead	True
LogicalName	`modifiedon`
RequiredLevel	None
Type	DateTime
CanChangeDateTimeBehavior	False
DateTimeBehavior	UserLocal
Format	DateAndTime
ImeMode	Inactive
SourceTypeMask	0

ModifiedOnBehalfBy

Property	Value
Description	Unique identifier of the delegate user who modified the record.
DisplayName	Modified By (Delegate)
IsValidForForm	True
IsValidForRead	True
LogicalName	`modifiedonbehalfby`
RequiredLevel	None
Type	Lookup
Targets	systemuser

OrganizationId

Property	Value
Description	Unique identifier for the organization
DisplayName	Organization Id
IsValidForForm	False
IsValidForRead	True
LogicalName	`organizationid`
RequiredLevel	None
Type	Lookup
Targets	organization

VersionNumber

Property	Value
Description	Version Number
DisplayName	Version Number
IsValidForForm	False
IsValidForRead	True
LogicalName	`versionnumber`
RequiredLevel	None
Type	BigInt
MaxValue	9223372036854775807
MinValue	-9223372036854775808

Many-to-One relationships

These relationships are many-to-one. Listed by SchemaName.

lk_msdyn_casetopic_createdby
lk_msdyn_casetopic_createdonbehalfby
lk_msdyn_casetopic_modifiedby
lk_msdyn_casetopic_modifiedonbehalfby
organization_msdyn_casetopic

lk_msdyn_casetopic_createdby

One-To-Many Relationship: systemuser lk_msdyn_casetopic_createdby

Property	Value
ReferencedEntity	`systemuser`
ReferencedAttribute	`systemuserid`
ReferencingAttribute	`createdby`
ReferencingEntityNavigationPropertyName	`createdby`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

lk_msdyn_casetopic_createdonbehalfby

One-To-Many Relationship: systemuser lk_msdyn_casetopic_createdonbehalfby

Property	Value
ReferencedEntity	`systemuser`
ReferencedAttribute	`systemuserid`
ReferencingAttribute	`createdonbehalfby`
ReferencingEntityNavigationPropertyName	`createdonbehalfby`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

lk_msdyn_casetopic_modifiedby

One-To-Many Relationship: systemuser lk_msdyn_casetopic_modifiedby

Property	Value
ReferencedEntity	`systemuser`
ReferencedAttribute	`systemuserid`
ReferencingAttribute	`modifiedby`
ReferencingEntityNavigationPropertyName	`modifiedby`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

lk_msdyn_casetopic_modifiedonbehalfby

One-To-Many Relationship: systemuser lk_msdyn_casetopic_modifiedonbehalfby

Property	Value
ReferencedEntity	`systemuser`
ReferencedAttribute	`systemuserid`
ReferencingAttribute	`modifiedonbehalfby`
ReferencingEntityNavigationPropertyName	`modifiedonbehalfby`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

organization_msdyn_casetopic

One-To-Many Relationship: organization organization_msdyn_casetopic

Property	Value
ReferencedEntity	`organization`
ReferencedAttribute	`organizationid`
ReferencingAttribute	`organizationid`
ReferencingEntityNavigationPropertyName	`organizationid`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

One-to-Many relationships

These relationships are one-to-many. Listed by SchemaName.

msdyn_casetopic_AsyncOperations
msdyn_casetopic_BulkDeleteFailures
msdyn_casetopic_MailboxTrackingFolders
msdyn_casetopic_PrincipalObjectAttributeAccesses
msdyn_casetopic_ProcessSession
msdyn_casetopic_SyncErrors
msdyn_msdyn_casetopic_msdyn_casetopic_incident_casetopicid

msdyn_casetopic_AsyncOperations

Many-To-One Relationship: asyncoperation msdyn_casetopic_AsyncOperations

Property	Value
ReferencingEntity	`asyncoperation`
ReferencingAttribute	`regardingobjectid`
ReferencedEntityNavigationPropertyName	`msdyn_casetopic_AsyncOperations`
IsCustomizable	`True`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `DoNotDisplay` Group: `Details` Label: MenuId: null Order: QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

msdyn_casetopic_BulkDeleteFailures

Many-To-One Relationship: bulkdeletefailure msdyn_casetopic_BulkDeleteFailures

Property	Value
ReferencingEntity	`bulkdeletefailure`
ReferencingAttribute	`regardingobjectid`
ReferencedEntityNavigationPropertyName	`msdyn_casetopic_BulkDeleteFailures`
IsCustomizable	`True`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `DoNotDisplay` Group: `Details` Label: MenuId: null Order: QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

msdyn_casetopic_MailboxTrackingFolders

Many-To-One Relationship: mailboxtrackingfolder msdyn_casetopic_MailboxTrackingFolders

Property	Value
ReferencingEntity	`mailboxtrackingfolder`
ReferencingAttribute	`regardingobjectid`
ReferencedEntityNavigationPropertyName	`msdyn_casetopic_MailboxTrackingFolders`
IsCustomizable	`True`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `DoNotDisplay` Group: `Details` Label: MenuId: null Order: QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

msdyn_casetopic_PrincipalObjectAttributeAccesses

Many-To-One Relationship: principalobjectattributeaccess msdyn_casetopic_PrincipalObjectAttributeAccesses

Property	Value
ReferencingEntity	`principalobjectattributeaccess`
ReferencingAttribute	`objectid`
ReferencedEntityNavigationPropertyName	`msdyn_casetopic_PrincipalObjectAttributeAccesses`
IsCustomizable	`True`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `DoNotDisplay` Group: `Details` Label: MenuId: null Order: QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

msdyn_casetopic_ProcessSession

Many-To-One Relationship: processsession msdyn_casetopic_ProcessSession

Property	Value
ReferencingEntity	`processsession`
ReferencingAttribute	`regardingobjectid`
ReferencedEntityNavigationPropertyName	`msdyn_casetopic_ProcessSession`
IsCustomizable	`True`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `DoNotDisplay` Group: `Details` Label: MenuId: null Order: QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

msdyn_casetopic_SyncErrors

Many-To-One Relationship: syncerror msdyn_casetopic_SyncErrors

Property	Value
ReferencingEntity	`syncerror`
ReferencingAttribute	`regardingobjectid`
ReferencedEntityNavigationPropertyName	`msdyn_casetopic_SyncErrors`
IsCustomizable	`True`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `DoNotDisplay` Group: `Details` Label: MenuId: null Order: QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

msdyn_msdyn_casetopic_msdyn_casetopic_incident_casetopicid

Many-To-One Relationship: msdyn_casetopic_incident msdyn_msdyn_casetopic_msdyn_casetopic_incident_casetopicid

Property	Value
ReferencingEntity	`msdyn_casetopic_incident`
ReferencingAttribute	`msdyn_casetopicid`
ReferencedEntityNavigationPropertyName	`msdyn_msdyn_casetopic_msdyn_casetopic_incident_casetopicid`
IsCustomizable	`False`
AssociatedMenuConfiguration	AvailableOffline: True Behavior: `UseCollectionName` Group: `Details` Label: MenuId: null Order: 10000 QueryApi: null ViewId: `00000000-0000-0000-0000-000000000000`

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