1.创建TYPE
SQL> create or replace type mytest as object(id number);
2 /
类型已创建。
2. 查看已创建TYPE信息
SQL> select * from user_types;
TYPE_NAME TYPE_OID
------------------------------ --------------------------------
TYPECODE ATTRIBUTES METHODS PRE INC FIN INS
------------------------------ ---------- ---------- --- --- --- ---
SUPERTYPE_OWNER SUPERTYPE_NAME LOCAL_ATTRIBUTES
------------------------------ ------------------------------ ----------------
LOCAL_METHODS TYPEID
------------- --------------------------------
MYTEST F7ED181679E04CE4B9CFAE84D6F13FA9
OBJECT 1 0 NO NO YES YES
3. 删除TYPE
SQL> drop type mytest;
类型已删除。
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