查询数据库中所有的触发器、存储过程、视图和表

SQLServer用法：

select name from sysobjects where xtype='TR'; ----所有触发器
select name from sysobjects where xtype='P'; ----所有存储过程
select name from sysobjects where xtype='V'; ----所有视图
select name from sysobjects where xtype='U'; ----所有表

ORACLE用法：
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'; ----所有存储过程
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