5、索引:
select * from dba_indexes;//索引,包括主键索引
select * from dba_ind_columns;//索引列
select i.index_name,i.uniqueness,c.column_name
from user_indexes i,user_ind_columns c
where i.index_name=c.index_name
and i.table_name ='ACC_NBR';//联接使用
6、序列:
select * from dba_sequences;
7、视图:
select * from dba_views;
select * from all_views;
text 可用于查询视图生成的脚本
8、聚簇:
select * from dba_clusters;
9、快照:
select * from dba_snapshots;
快照、分区应存在相应的表空间。
10、同义词:
select * from dba_synonyms
where table_owner='SPGROUP';
//if owner is PUBLIC,then the synonyms is a public synonym.
if owner is one of users,then the synonyms is a private synonym.
11、数据库链:
select * from dba_db_links;
在 spbase 下建数据库链
create database link dbl_spnew
connect to spnew identified by spnew using 'jhhx';
insert into acc_nbr@dbl_spnew
select * from acc_nbr where nxx_nbr='237' and line_nbr='8888';
12、触发器:
select * from dba_trigers;
存储过程,函数从 dba_objects 查找。
其文本:select text from user_source where name='BOOK_SP_EXAMPLE';
建立出错:select * from user_errors;
oracle 总是将存储过程,函数等软件放在 SYSTEM 表空间。
13、约束:
(1)约束是和表关联的,可在 create table 或 alter table table_name add/drop/modify 来
建立、修改、删除约束。
可以临时禁止约束,如:
alter table book_example
disable constraint book_example_1;
alter table book_example
enable constraint book_example_1;