Reference Manual
   CHAPTER 15. System Tables     

SYSTYPEMAP system table

Column name	Column type	Column constraint	Table constraints
ss_user_type	SMALLINT	NOT NULL	Foreign key references SYS.SYSSQLSERVERTYPE
sa_domain_id	SMALLINT	NOT NULL
sa_user_type	SMALLINT	NULL
nullable	CHAR(1)	NULL

The SYSTYPEMAP system table contains the compatibility mapping values for the SYSSQLSERVERTYPE system table.

ss_user_type     Contains the Adaptive Server Enterprise user type.

sa_domain_id     Contains the Adaptive Server Anywhere 6.0 domain_id.

sa_user_type     Contains the Adaptive Server Anywhere 6.0 user type.

nullable     This field describes whether or not the type can or cannot be null.