Summary of "urls_" fields for ListManager
This table stores information about the URL for a message.
Primary key: UrlID_
Note: On MSSQL, the URLText_ may display only 256 characters when in fact up to 4000 characters are recorded.
Added or Modified in 8.9
Field Name  | Description  | Version Added  | 
UrlID_  | An auto-numbering field to server as a unique identifier for the row. (int, NOT NULL)  | 
  | 
PrettyName_  | The text that the users sees as the link (ex: Click Me). (varchar (100), NULL)  | 
  | 
URLHash_  | An MD5 hash of the UrlText_ to enable MS SQL to index this table.(char(32), NOT NULL)  | Added in 8.9  | 
UrlText_  | The actual URL (varchar(4000), NOT NULL)  | Field changed to 4000 characters in 8.9  |