Read Tracker (msdyn_readtracker) table/entity reference (Microsoft Dynamics 365)

2025-08-29

Keeps track of the records read by an user in the system

Messages

The following table lists the messages for the Read Tracker (msdyn_readtracker) 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
`Assign` Event: True	`PATCH` /msdyn_readtrackers(msdyn_readtrackerid) Update the `ownerid` property.	AssignRequest
`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_readtrackers See Create	Create records
`CreateMultiple` Event: True	CreateMultiple	CreateMultipleRequest
`Delete` Event: True	`DELETE` /msdyn_readtrackers(msdyn_readtrackerid) See Delete	Delete records
`DeleteMultiple` Event: True	DeleteMultiple	Learn to use messages with the SDK for .NET
`Disassociate` Event: True	Disassociate records	Disassociate records
`PurgeRetainedContent` Event: True	PurgeRetainedContent	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_readtrackers(msdyn_readtrackerid) See Retrieve	Retrieve records
`RetrieveEntityChanges` Event: True		RetrieveEntityChangesRequest
`RetrieveMultiple` Event: True	`GET` /msdyn_readtrackers See Query data	Query data
`RetrievePrincipalAccess` Event: True	RetrievePrincipalAccess	RetrievePrincipalAccessRequest
`RollbackRetain` Event: True	RollbackRetain	Learn to use messages with the SDK for .NET
`Update` Event: True	`PATCH` /msdyn_readtrackers(msdyn_readtrackerid) See Update	Update records
`UpdateMultiple` Event: True	UpdateMultiple	UpdateMultipleRequest
`Upsert` Event: True	`PATCH` /msdyn_readtrackers(msdyn_readtrackerid) See Upsert a table row	UpsertRequest
`UpsertMultiple` Event: True	UpsertMultiple	UpsertMultipleRequest
`ValidateRetentionConfig` Event: True	ValidateRetentionConfig	Learn to use messages with the SDK for .NET

Properties

The following table lists selected properties for the Read Tracker (msdyn_readtracker) table.

Property	Value
DisplayName	Read Tracker
DisplayCollectionName	Read Trackers
SchemaName	`msdyn_readtracker`
CollectionSchemaName	`msdyn_readtrackers`
EntitySetName	`msdyn_readtrackers`
LogicalName	`msdyn_readtracker`
LogicalCollectionName	`msdyn_readtrackers`
PrimaryIdAttribute	`msdyn_readtrackerid`
PrimaryNameAttribute	`msdyn_name`
TableType	`Elastic`
OwnershipType	`UserOwned`

Writable columns/attributes

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

ImportSequenceNumber
msdyn_LastReadOn
msdyn_Name
msdyn_ReadStatus
msdyn_readtrackerId
msdyn_RegardingObjectId
msdyn_RegardingObjectIdSerialized
msdyn_RegardingObjectIdType
msdyn_UserId
OverriddenCreatedOn
OwnerId
OwnerIdType
PartitionId
TTLInSeconds

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_LastReadOn

Property	Value
Description	Date and time when the record was last read by an user.
DisplayName	LastReadOn
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_lastreadon`
RequiredLevel	None
Type	DateTime
CanChangeDateTimeBehavior	False
DateTimeBehavior	UserLocal
Format	DateAndTime
ImeMode	Auto
SourceTypeMask	0

msdyn_Name

Property	Value
Description	The name of the read tracker record
DisplayName	Name
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_name`
RequiredLevel	ApplicationRequired
Type	String
Format	Text
FormatName	Text
ImeMode	Auto
IsLocalizable	False
MaxLength	100

msdyn_ReadStatus

Property	Value
Description	Whether a record is read or unread by the user
DisplayName	ReadStatus
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_readstatus`
RequiredLevel	None
Type	Picklist
DefaultFormValue	100000001
GlobalChoiceName	`msdyn_readtracker_msdyn_readstatus`

msdyn_ReadStatus Choices/Options

Value	Label
0	UnRead
1	Read

msdyn_readtrackerId

Property	Value
Description	Unique identifier for the read tracking record
DisplayName	Read Tracker
IsValidForForm	False
IsValidForRead	True
LogicalName	`msdyn_readtrackerid`
RequiredLevel	SystemRequired
Type	Uniqueidentifier

msdyn_RegardingObjectId

Property	Value
Description	Regarding Object
DisplayName	Regarding Object
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_regardingobjectid`
RequiredLevel	SystemRequired
Type	Lookup
Targets	activitypointer, email, incident, msdyn_ocliveworkitem, task

msdyn_RegardingObjectIdSerialized

Property	Value
Description	String representation of Regarding Object Entity Reference
DisplayName	Regarding Object Serialized
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_regardingobjectidserialized`
RequiredLevel	SystemRequired
Type	String
Format	Text
FormatName	Text
ImeMode	Auto
IsLocalizable	False
MaxLength	200

msdyn_RegardingObjectIdType

Property	Value
Description
DisplayName
IsValidForForm	False
IsValidForRead	True
LogicalName	`msdyn_regardingobjectidtype`
RequiredLevel	None
Type	EntityName

msdyn_UserId

Property	Value
Description	Unique identifier of the user who read or unread the record.
DisplayName	User
IsValidForForm	True
IsValidForRead	True
LogicalName	`msdyn_userid`
RequiredLevel	SystemRequired
Type	Lookup
Targets	systemuser

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

OwnerId

Property	Value
Description	Owner Id
DisplayName	Owner
IsValidForForm	True
IsValidForRead	True
LogicalName	`ownerid`
RequiredLevel	SystemRequired
Type	Owner
Targets	systemuser, team

OwnerIdType

Property	Value
Description	Owner Id Type
DisplayName
IsValidForForm	False
IsValidForRead	True
LogicalName	`owneridtype`
RequiredLevel	SystemRequired
Type	EntityName

PartitionId

Property	Value
Description	Logical partition id. A logical partition consists of a set of records with same partition id.
DisplayName	Partition Id
IsValidForForm	True
IsValidForRead	True
LogicalName	`partitionid`
RequiredLevel	None
Type	String
Format	Text
FormatName	Text
ImeMode	Auto
IsLocalizable	False
MaxLength	100

TTLInSeconds

Property	Value
Description	Time to live in seconds.
DisplayName	Time to live
IsValidForForm	True
IsValidForRead	True
LogicalName	`ttlinseconds`
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
OwnerIdName
OwnerIdYomiName
OwningBusinessUnit
OwningTeam
OwningUser
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

OwnerIdName

Property	Value
Description	Name of the owner
DisplayName
IsValidForForm	False
IsValidForRead	True
LogicalName	`owneridname`
RequiredLevel	SystemRequired
Type	String
Format	Text
FormatName	Text
ImeMode	Auto
IsLocalizable	False
MaxLength	100

OwnerIdYomiName

Property	Value
Description	Yomi name of the owner
DisplayName
IsValidForForm	False
IsValidForRead	True
LogicalName	`owneridyominame`
RequiredLevel	SystemRequired
Type	String
Format	Text
FormatName	Text
ImeMode	Auto
IsLocalizable	False
MaxLength	100

OwningBusinessUnit

Property	Value
Description	Unique identifier for the business unit that owns the record
DisplayName	Owning Business Unit
IsValidForForm	True
IsValidForRead	True
LogicalName	`owningbusinessunit`
RequiredLevel	None
Type	Lookup
Targets	businessunit

OwningTeam

Property	Value
Description	Unique identifier for the team that owns the record.
DisplayName	Owning Team
IsValidForForm	False
IsValidForRead	True
LogicalName	`owningteam`
RequiredLevel	None
Type	Lookup
Targets	team

OwningUser

Property	Value
Description	Unique identifier for the user that owns the record.
DisplayName	Owning User
IsValidForForm	False
IsValidForRead	True
LogicalName	`owninguser`
RequiredLevel	None
Type	Lookup
Targets	systemuser

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.

business_unit_msdyn_readtracker
lk_msdyn_readtracker_createdby
lk_msdyn_readtracker_createdonbehalfby
lk_msdyn_readtracker_modifiedby
lk_msdyn_readtracker_modifiedonbehalfby
msdyn_msdyn_readtracker_systemuser
msdyn_readtracker_poly_activitypointer
msdyn_readtracker_poly_email
msdyn_readtracker_poly_incident
msdyn_readtracker_poly_msdyn_ocliveworkitem
msdyn_readtracker_poly_task
owner_msdyn_readtracker
team_msdyn_readtracker
user_msdyn_readtracker

business_unit_msdyn_readtracker

One-To-Many Relationship: businessunit business_unit_msdyn_readtracker

Property	Value
ReferencedEntity	`businessunit`
ReferencedAttribute	`businessunitid`
ReferencingAttribute	`owningbusinessunit`
ReferencingEntityNavigationPropertyName	`owningbusinessunit`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

lk_msdyn_readtracker_createdby

One-To-Many Relationship: systemuser lk_msdyn_readtracker_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_readtracker_createdonbehalfby

One-To-Many Relationship: systemuser lk_msdyn_readtracker_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_readtracker_modifiedby

One-To-Many Relationship: systemuser lk_msdyn_readtracker_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_readtracker_modifiedonbehalfby

One-To-Many Relationship: systemuser lk_msdyn_readtracker_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`

msdyn_msdyn_readtracker_systemuser

One-To-Many Relationship: systemuser msdyn_msdyn_readtracker_systemuser

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

msdyn_readtracker_poly_activitypointer

One-To-Many Relationship: activitypointer msdyn_readtracker_poly_activitypointer

Property	Value
ReferencedEntity	`activitypointer`
ReferencedAttribute	`activityid`
ReferencingAttribute	`msdyn_regardingobjectid`
ReferencingEntityNavigationPropertyName	`msdyn_RegardingObjectId`
IsHierarchical
CascadeConfiguration	Archive: `RemoveLink` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

msdyn_readtracker_poly_email

One-To-Many Relationship: email msdyn_readtracker_poly_email

Property	Value
ReferencedEntity	`email`
ReferencedAttribute	`activityid`
ReferencingAttribute	`msdyn_regardingobjectid`
ReferencingEntityNavigationPropertyName	`msdyn_RegardingObjectId`
IsHierarchical
CascadeConfiguration	Archive: `RemoveLink` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

msdyn_readtracker_poly_incident

One-To-Many Relationship: incident msdyn_readtracker_poly_incident

Property	Value
ReferencedEntity	`incident`
ReferencedAttribute	`incidentid`
ReferencingAttribute	`msdyn_regardingobjectid`
ReferencingEntityNavigationPropertyName	`msdyn_RegardingObjectId`
IsHierarchical
CascadeConfiguration	Archive: `RemoveLink` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

msdyn_readtracker_poly_msdyn_ocliveworkitem

One-To-Many Relationship: msdyn_ocliveworkitem msdyn_readtracker_poly_msdyn_ocliveworkitem

Property	Value
ReferencedEntity	`msdyn_ocliveworkitem`
ReferencedAttribute	`activityid`
ReferencingAttribute	`msdyn_regardingobjectid`
ReferencingEntityNavigationPropertyName	`msdyn_RegardingObjectId`
IsHierarchical
CascadeConfiguration	Archive: `RemoveLink` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

msdyn_readtracker_poly_task

One-To-Many Relationship: task msdyn_readtracker_poly_task

Property	Value
ReferencedEntity	`task`
ReferencedAttribute	`activityid`
ReferencingAttribute	`msdyn_regardingobjectid`
ReferencingEntityNavigationPropertyName	`msdyn_RegardingObjectId`
IsHierarchical
CascadeConfiguration	Archive: `RemoveLink` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

owner_msdyn_readtracker

One-To-Many Relationship: owner owner_msdyn_readtracker

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

team_msdyn_readtracker

One-To-Many Relationship: team team_msdyn_readtracker

Property	Value
ReferencedEntity	`team`
ReferencedAttribute	`teamid`
ReferencingAttribute	`owningteam`
ReferencingEntityNavigationPropertyName	`owningteam`
IsHierarchical
CascadeConfiguration	Archive: `NoCascade` Assign: `NoCascade` Delete: `NoCascade` Merge: `NoCascade` Reparent: `NoCascade` RollupView: `NoCascade` Share: `NoCascade` Unshare: `NoCascade`

user_msdyn_readtracker

One-To-Many Relationship: systemuser user_msdyn_readtracker

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

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