HS.HC.DataType.LoginId
datatype class HS.HC.DataType.LoginId extends %Library.Username
ODBC Type: VARCHAR
Match the Name property in Security.Users for a MAXLEN limit of 160.Parameters
parameter COLLATION = SQLUPPER;
Be consistent with %String default setting,
to ensure compatibility with exisiting columns/indices on %String.
Override this parameter in subclass or for specific property if necessary,
For example, should use "EXACT" COLLATION for any ID property.