导读:1建站知识这篇文章主要介绍了Oracle中查看表空间使用率的SQL脚本分享,本文直接给出脚本代码和运行效果图,需要的朋友可以参考下 复制代码 代码如下: /* Forma建设网站公司个业网站建设公司。

这篇文章主要介绍了Oracle中查看表空间使用率的SQL脚本分享,本文直接给出脚本代码和运行效果图,需要的朋友可以参考下      

 

复制代码代码如下: /* Formatted on 2012/5/31 14:51:13 (QP5 v5.185.11230.41888) */ SELECT D.TABLESPACE_NAME,        SPACE || 'M' "SUM_SPACE(M)",        BLOCKS "SUM_BLOCKS",        SPACE - NVL (FREE_SPACE, 0) || 'M' "USED_SPACE(M)",        ROUND ( (1 - NVL (FREE_SPACE, 0) / SPACE) * 100, 2) || '%'           "USED_RATE(%)",        FREE_SPACE || 'M' "FREE_SPACE(M)"   FROM (  SELECT TABLESPACE_NAME,                  ROUND (SUM (BYTES) / (1024 * 1024), 2) SPACE,                  SUM (BLOCKS) BLOCKS             FROM DBA_DATA_FILES         GROUP BY TABLESPACE_NAME) D,        (  SELECT TABLESPACE_NAME,                  ROUND (SUM (BYTES) / (1024 * 1024), 2) FREE_SPACE          &n网站seo优化bsp;  FROM DBA_FREE_SPACE         GROUP BY TABLESPACE_NAME) F  WHERE D.TABLESPACE_NAME = F.TABLESPACE_NAME(+) UNION ALL                              &n网站建设教程bsp;    &nbsseo网站优化软件p;                       --如果有临时表空间 SELECT D.TABLESPACE_NAME,        SPACE || 'M' "SUM_SPACE(M)",        BLOCKS SUM_BLOCKS,        USED_SPACE || 'M' "USED_SPACE(M)",        ROUND (NVL (USED_SPACE, 0) / SPACE * 100, 2) || '%' "USED_RATE(%)",        NVL (FREE_SPACE, 0) || 'M' "FREE_SPACE(M)"   FROM (  SELECT TABLESPACE_NAME,                  ROUND (SUM (BYTES) / (1024 * 1024), 2) SPACE,                  SUM (BLOCKS) BLOCKS             FROM DBA_TEMP_FILES         GROUP BY TABLESPACE_NAME) D,        (  SELECT TABLESPACE_NAME,                  ROUND (SUM (BYTES_USED) / (1024 * 1024), 2) USED_SPACE,                  ROUND (SUM (BYTES_FREE) / (1024 * 1024), 2) FREE_SPACE             FROM V$TEMP_SPACE_HEADER         GROUP BY TABLESPACE_NAME) F  WHERE D.TABLESPACE_NAME = F.TABLESPACE_NAME(+) ORDER BY 1;

关键词标签: SQL 脚本 使用率