1.查看一个表的建表语句
select dbms_metadata.get_ddl('TABLE','HT_PARA_SPEC_FIXED') from dual;
2.plsql 查看建表语句时显示不出来
点击刷新再点击查看sql就好了
3.按月创建分区表
create table HT_ACMT_CELL_DETAIL
(
ID NUMBER(20) not null,
REMARK VARCHAR2(1000),
create_time DATE
)
PARTITION BY RANGE (CREATE_TIME) INTERVAL (numtoyminterval(1, 'month'))
(partition part_t01 values less than(to_date('2018-11-01', 'yyyy-mm-dd')));
--创建主键
alter table HT_ACMT_CELL_DETAIL add constraint HT_ACMT_CELL_DETAIL_pk primary key (ID) using INDEX;
4.允许分区表可以依据跨区移动
alter table test_part enable row movement;
-- - alter table test_part disenable row movement;--不允许跨区移动
5.Dblink 创建
-- 如果创建全局 dblink,必须使用 systm 或 sys 用户,在 database 前加 public。 create /* public */ database link dblink1 connect to dbusername identified by dbpassword using '(DESCRIPTION =(ADDRESS_LIST =(ADDRESS =(PROTOCOL = TCP)(HOST = 192.168.0.1)(PORT = 1521)))(CONNECT_DATA =(SERVICE_NAME = orcl)))';
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