Replication Server supports these exact numeric (integer) datatypes:
int – whole numbers between -231 and -231 -1 (-2,147,483,648 and 2,147,483,647), inclusive.
smallint – whole numbers between -215 and 215 -1 (-32,768 and -32,767), inclusive.
tinyint – positive whole numbers between 0 and 255, inclusive.
The rs_address datatype, which uses the underlying datatype int, is used in a special method of subscription resolution. For more information about the rs_address datatype, see create subscription. See also “Bitmap Subscriptions” in Chapter 10, “Managing Subscriptions,” in the Replication Server Administration Guide.