method one:
Select object_name From user_objects Where object_type='TRIGGER'; --所有触发器
Select object_name From user_objects Where object_type = 'PROCEDURE'; - all stored procedures
Select object_name From user_objects Where object_type='VIEW'; --所有视图
Select object_name From user_objects Where object_type='TABLE'; --所有表
Method Two:
Of course, you can also try the following statement
Select * From user_triggers; - all triggers
Select * From user_procedures; - all stored procedures
Select * From user_views; - all views
Select * From user_tables; - all tables