dbo.CV3TaskOccurrenceModHistory 
Default Table Name  CV3TaskOccurrenceModHistory 
Definition  Information about modifications made to an order task occurrence. 

dbo.CV3TaskOccurrenceModHistory Columns 
ColumnName  Domain  Datatype  NULL  Definition 
SiteID    smallint  YES  Identifies the unique distributed database ID where the row was inserted. Distributed databases are no longer supported so this column is deprecated. 
RepFlags    tinyint  YES  Indicates the action in a distributed database environment. Distributed databases are no longer supported so this column is deprecated. 
Build    int  NO  Identifies the build number and patch level of the software that inserted/updated this row. The format is the Build number followed by 3 digits for the patch level which is typically 000. The build number is tied to specific versions of the software, e.g. Sunrise 15.3 is Build 5021, Sunrise 16.3 is Build 5503. 
TouchedBy    varchar(50)  YES  Information about the user that last updated the row. This will typically be the UserID (IDCode from CV3User table) and may be prefixed with an environment identifier followed by an underscore, e.g. b96d2bf5_jongmore. 
TouchedWhen    datetime  YES  The date and time that the row was last updated and will be based on the Enterprise time zone. 
CreatedBy    varchar(50)  YES  Information about the user that created the row. This will typically be the UserID (IDCode from CV3User table) and may be prefixed with an environment identifier followed by an underscore, e.g. b96d2bf5_jongmore. 
CreatedWhen    datetime  YES  The date and time that the row was created and will be based on the Enterprise time zone. 
Active    bit  NO  Denotes whether the row is active or not, 0 means the row has been soft deleted or deactivated. 
GUID(PK)    HVCIDdt  NO  Unique primary key value. 
FieldName    varchar(40)  YES  The database column name of the modified item. 
Label    varchar(40)  YES  The label of the field that was modified. 
FromValue    varchar(2000)  YES  The value that was changed from. 
ToValue    varchar(2000)  YES  The value that was changed to. 
CreatedByDisplayName    varchar(255)  YES  PHI: The display name of the person who made this modification. 
GroupCode    int  NO  A code used to identify all modifications performed in same update. 
OrderTaskOccurrenceGUID(FK)    HVCIDdt  YES  A foreign key to the GUID column in the CV3OrderTaskOccurrence table. 
ClientGUID(FK)    HVCIDdt  YES  A foreign key to the GUID column in the CV3Client table. 
UserGUID(FK)    HVCIDdt  YES  A foreign key to the GUID column in the CV3User table. 
MSrepl_tran_version    uniqueidentifier  YES  Optimistic lock identifier. 
MSReplrowguid    uniqueidentifier  NO  Unique GUID used to support merge replication. 

dbo.CV3TaskOccurrenceModHistory Primary and Unique Keys 
Key Name  Key Type  Keys 
CV3TaskOccurrenceModHistoryPK  PrimaryKey  GUID