Oracle数据块损坏之10231内部事件不完全恢复

-- 数据表空间
create tablespace dbs_d_jingyu datafile '/u02/oradata/jingyu/dbs_d_jingyu01.dbf' size 30M autoextend off;
-- 临时表空间
create temporary tablespace temp_jingyu tempfile '/u02/oradata/jingyu/temp_jingyu01.tmp' size 30M autoextend off;
-- 索引表空间(可选)
create tablespace dbs_i_jingyu datafile '/u02/oradata/jingyu/dbs_i_jingyu01.dbf' size 30M autoextend off;
-- 假设创建用户 jingyu 密码 jingyu，默认临时表空间 temp_jingyu， 默认数据表空间 dbs_d_jingyu。
CREATE USER jingyu IDENTIFIED BY jingyu
 TEMPORARY TABLESPACE temp_jingyu
 DEFAULT TABLESPACE dbs_d_jingyu
 QUOTA UNLIMITED ON dbs_d_jingyu;
-- 赋予普通业务用户权限
grant resource, connect to jingyu;
-- 赋予DBA用户权限
grant dba to jingyu;
-- 业务用户登录
conn jingyu/jingyu 
-- 1.1 创建分区表
create table t_part(
id number, 
name varchar2(20), 
start_time date, 
content varchar2(200)
)partition by range(start_time)
(
 partition P20150101 values less than (TO_DATE(' 2015-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIAN'))
 tablespace dbs_d_jingyu,
 partition P20150102 values less than (TO_DATE(' 2015-01-02 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIAN'))
 tablespace dbs_d_jingyu,
 partition P20150103 values less than (TO_DATE(' 2015-01-03 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIAN'))
 tablespace dbs_d_jingyu
);

-- 1.2 插入测试数据
--分区P20150102插入10000行数据
begin
 for i in 1..10000 loop
 insert into t_part values (i,'alfred'||i, to_date('2015-01-01','yyyy-mm-dd'), 'AAAAAAAAAA');
 end loop;
 commit;
end;
/
--分区P20150103插入20000行数据
begin
 for i in 10001..30000 loop
 insert into t_part values (i,'alfred'||i, to_date('2015-01-02','yyyy-mm-dd'), 'AAAAAAAAAA');
 end loop;
 commit;
end;
/

-- 1.3查询表数据量和大小
select count(1) from t_part; 
--result: 30000
select count(1) from t_part partition(P20150102); 
--result: 10000
select count(1) from t_part partition(P20150103); 
--result: 20000
--普通表/分区表的每个分区大约__G大小
set linesize 160
col segment_name for a30
select (t.bytes/1024/1024) "MB", t.owner, t.segment_name, t.partition_name, t.tablespace_name from dba_segments t where segment_name = 'T_PART';
 MB OWNER  SEGMENT_NAME  PARTITION_NAME  TABLESPACE_NAME
---------- ------------------------------ ------------------------------ ------------------------------ ------------------------------
 8 JINGYU  T_PART  P20150102  DBS_D_JINGYU
 8 JINGYU  T_PART  P20150103  DBS_D_JINGYU