临时表空间使用:

SELECT D.TABLESPACE_NAME,

       SPACE "SUM_SPACE(M)",

       BLOCKS SUM_BLOCKS,

       USED_SPACE "USED_SPACE(GB)",

       ROUND(NVL(USED_SPACE, 0) / SPACE * 100, 2) "USED_RATE(%)",

       NVL(FREE_SPACE, 0) "FREE_SPACE(GB)"

  FROM (SELECT TABLESPACE_NAME,

               ROUND(SUM(BYTES) / (1024 * 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 * 1024), 2) USED_SPACE,

               ROUND(SUM(BYTES_FREE) / (1024 * 1024 * 1024), 2) FREE_SPACE

          FROM V$TEMP_SPACE_HEADER

         GROUP BY TABLESPACE_NAME) F

 WHERE D.TABLESPACE_NAME = F.TABLESPACE_NAME(+);