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Oracle PL/SQL ??????????

????PL/SQL?????????????????????????????????????INTERNAL??????????????????????????????????????

?????????

?Oracle???????????????????????????????????

• TRIGGER??????????????????????
• PROCEDURE???PL/SQL?????????????
• FUNCTION??????????????????
• VIEW??????????????????

??PL/SQL ????

?????????????????????????????????????????afterconnect.sql ? login.sql ?????????????????????????????

????????????????TRUNCATE????????????????????????????????????????Oracle?????????????

??DBMS ??????

????Oracle???????DBMS_SUPPORT_INTERNAL?DBMS_SYSTEM_INTERNAL?DBMS_CORE_INTERNAL??????Oracle??????????????????????????????????????????????

??????????

????????????????????DBA_OBJECTS????????????????????

SELECT object_name, object_type FROM dba_objects WHERE object_name LIKE '%INTERNAL%';

?????????????????????INTERNAL?????????????????????????????????????

????????????

??????????????????????????????TRUNCATE??????PL/SQL?????????????????????????????????????????????

?????????Oracle??????????????????????????????????????????????PL/SQL?????????????