SiteID 
Definition  Identifies the unique distributed database ID where the row was inserted. Distributed databases are no longer supported so this column is deprecated. 

Build 
Definition  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 
Definition  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 
Definition  The date and time that the row was last updated and will be based on the Enterprise time zone. 

CreatedBy 
Definition  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 
Definition  The date and time that the row was created and will be based on the Enterprise time zone. 

Active 
Definition  Denotes whether the row is active or not, 0 means the row has been soft deleted or deactivated. 

LetterID 
Definition  Auto generated unique primary key value. 

LetterName 
Definition  Letter name provided by user 

LetterVersion 
Definition  Version of Letter 

LetterObject 
Definition  PHI: Letter object (.rtf) 

ClientGUID 
Definition  Patient associated with Letter 

ChartGUID 
Definition  Chart associated with Letter 

UserGUID 
Definition  User that created the Letter 

CareProviderGUID 
Definition  Provider associated with the Letter 

IsSigned 
Definition  Has Letter been signed? 

IsLocked 
Definition  Has Letter been finalized? 

TemplateID 
Definition  A foreign key to the TemplateID column in the SXAAMBLtrTemplate table. 

PrintedDtm 
Definition  Enterprise TimeZone - Date Letter was printed 

EmailedDtm 
Definition  Enterprise TimeZone - Date Letter was sent via SHM 

ModifiedDtm 
Definition  Enterprise TimeZone - Date Letter was modified 

MSrepl_tran_version 
Definition  Optimistic lock identifier. 

LetterPlainText 
Definition  PHI: Plain text for the letter 

CancelReason 
Definition  PHI: When user will Cancel the letter, he will enter cancel reason 

AccessingUserXML 
Definition  PHI: It saves accessing user guid with override locked letters reason 

MSReplrowguid 
Definition  Unique GUID used to support merge replication.