首页 / 数据库 / MySQL / 为Oracle的用户表自动增加分区
该程序可以做为一个Oracle的JOB执行在每月的28日前执行(考虑2月28天的原因),自动为该用户下的分区表增加分区.[@more@]
create or replace procedure guan_add_partition
/*
/*为一个用户下所有分区表自动增加分区.分区的列为date类型,分区名类似:p200706.
/*create by David
*/
as
v_table_name varchar2(50);
v_partition_name varchar2(50);
v_month char(6);
v_add_month_1 char(6);
v_sql_string varchar2(2000);
v_add_month varchar2(20);
cursor cur_part is select distinct u.table_name,max(p.partition_name) max_part_name from user_tables u,user_tab_partitions p
where u.table_name=p.table_name and u.partitioned = "YES"
group by u.table_name;
Begin
select to_char(sysdate,"yyyymm") into v_month from dual;
select to_char(add_months(sysdate,1),"yyyymm") into v_add_month_1 from dual;
select to_char(add_months(trunc(sysdate,"mm"),2),"yyyy-mm-dd") into v_add_month from dual;
open cur_part;
loop
fetch cur_part into v_table_name,v_partition_name;
exit when cur_part%notfound;
if to_number(substr(v_partition_name,2)) <=to_number(substr(v_month,1)) thenv_sql_string :="alter table "||v_table_name||" add partition p"||v_add_month_1||
" VALUES LESS THAN ( to_date("""||v_add_month||""",""yyyy-mm-dd"") ) tablespace users";
execute immediate v_sql_string;
else
null;
end if;
end loop;
close cur_part;
end;更多Oracle相关信息见Oracle 专题页面 http://www.linuxidc.com/topicnews.aspx?tid=12本文永久更新链接地址