Oracle 批量导出 Sequence
2010-12-24 17:43
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使用exp工具,以tables的类型导出某个用户下所有的表和数据,发现其中sequence没有被导出。网上搜索之,发现toad貌似有此功能,于是 安装了9.6.1.1版本,结果居然没发现此功能。(可能是我没找到,至少和那位老大的截图不同),最后找到如下脚本,可以将某个用户的全部 sequence查询出来,并拼成创建语句。
代码如下:
Java代码
select 'create sequence '||sequence_name||
' minvalue '||min_value||
' maxvalue '||max_value||
' start with '||last_number||
' increment by '||increment_by||
(case when cache_size=0 then ' nocache' else ' cache '||cache_size end) ||';'
from dba_sequences where sequence_owner='HR'
注意:其中的HR,是需要导出sequence的用户,貌似必须大写的说!并且使用该脚本的用户需要有访问dba_sequences的权限。
导出结果如下:
Java代码
create sequence HIBERNATE_SEQUENCE minvalue 1 maxvalue999999999999999999999999999 start with 1 increment by 1 cache 20;
create sequence MIAGENTVERSION_VERSION_SEQ minvalue 1 maxvalue999999999999999999999999 start with 121 increment by 1 cache 20;
方法二:
select dbms_metadata.get_ddl('SEQUENCE',u.object_name) from user_objects u where object_type='SEQUENCE'
结果类似:
CREATE SEQUENCE "MO_VO"."ARTCOMMENT_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 341 CACHE 20 ORDER NOCYCLE ;
CREATE SEQUENCE "MO_VO"."ARTICLEVISTCECOLLECT_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 1 CACHE 20 ORDER NOCYCLE ;
CREATE SEQUENCE "MO_VO"."ARTICLEVISTTEMP_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 82989 CACHE 20 ORDER NOCYCLE ;
CREATE SEQUENCE "MO_VO"."ARTICLEVIST_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 1675 CACHE 20 ORDER NOCYCLE ;
代码如下:
Java代码
select 'create sequence '||sequence_name||
' minvalue '||min_value||
' maxvalue '||max_value||
' start with '||last_number||
' increment by '||increment_by||
(case when cache_size=0 then ' nocache' else ' cache '||cache_size end) ||';'
from dba_sequences where sequence_owner='HR'
注意:其中的HR,是需要导出sequence的用户,貌似必须大写的说!并且使用该脚本的用户需要有访问dba_sequences的权限。
导出结果如下:
Java代码
create sequence HIBERNATE_SEQUENCE minvalue 1 maxvalue999999999999999999999999999 start with 1 increment by 1 cache 20;
create sequence MIAGENTVERSION_VERSION_SEQ minvalue 1 maxvalue999999999999999999999999 start with 121 increment by 1 cache 20;
方法二:
select dbms_metadata.get_ddl('SEQUENCE',u.object_name) from user_objects u where object_type='SEQUENCE'
结果类似:
CREATE SEQUENCE "MO_VO"."ARTCOMMENT_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 341 CACHE 20 ORDER NOCYCLE ;
CREATE SEQUENCE "MO_VO"."ARTICLEVISTCECOLLECT_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 1 CACHE 20 ORDER NOCYCLE ;
CREATE SEQUENCE "MO_VO"."ARTICLEVISTTEMP_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 82989 CACHE 20 ORDER NOCYCLE ;
CREATE SEQUENCE "MO_VO"."ARTICLEVIST_SEQ" MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 1675 CACHE 20 ORDER NOCYCLE ;
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