oracle 的表空间实例详解
oracle 的表空间实例详解
查询表空间
SELECT UPPER(F.TABLESPACE_NAME) "表空间名", D.TOT_GROOTTE_MB "表空间大小(M)", D.TOT_GROOTTE_MB - F.TOTAL_BYTES "已使用空间(M)", TO_CHAR(ROUND((D.TOT_GROOTTE_MB - F.TOTAL_BYTES) / D.TOT_GROOTTE_MB * 100, 2), '990.99') "使用比", F.TOTAL_BYTES "空闲空间(M)", F.MAX_BYTES "最大块(M)" FROM (SELECT TABLESPACE_NAME, ROUND(SUM(BYTES) / (1024 * 1024), 2) TOTAL_BYTES, ROUND(MAX(BYTES) / (1024 * 1024), 2) MAX_BYTES FROM SYS.DBA_FREE_SPACE GROUP BY TABLESPACE_NAME) F, (SELECT DD.TABLESPACE_NAME, ROUND(SUM(DD.BYTES) / (1024 * 1024), 2) TOT_GROOTTE_MB FROM SYS.DBA_DATA_FILES DD GROUP BY DD.TABLESPACE_NAME) D WHERE D.TABLESPACE_NAME = F.TABLESPACE_NAME ORDER BY 4 DESC;
添加一个表空间文件:
ALTER TABLESPACE TESTTBS ADD DATAFILE 'D:/ora/datafile/users.ora' SIZE 500M AUTOEXTEND ON
感谢阅读,希望能帮助到大家,谢谢大家对本站的支持!
相关推荐
bfcady 2020-08-16
Hody 2020-08-16
FightFourEggs 2020-08-16
流云追风 2020-07-04
dataminer 2020-06-25
lidongliang 2020-08-16
warden00 2020-06-11
zhangchaoming 2020-06-04
FightFourEggs 2020-06-02
FightFourEggs 2020-05-28
elitechen 2020-05-21
zhangchaoming 2020-05-17
流云追风 2020-05-14
bianxq 2020-04-27
流云追风 2020-04-22
oraclemch 2020-04-19
oraclemch 2020-04-10
oraclemch 2020-02-21
FightFourEggs 2020-02-12
Streamoutput 2020-02-09
talkingDB 2020-02-03
LuoXinLoves 2020-02-02
Streamoutput 2020-01-21
Streamoutput 2020-01-10
zhangchaoming 2020-01-04