Script: temp_free_space.sql

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-- -----------------------------------------------------------------------------------
-- File Name    : http://oracle-base.com/dba/monitoring/temp_free_space.sql
-- Author       : Tim Hall
-- Description  : Displays temp space usage for each datafile.
-- Requirements : Access to the DBA views.
-- Call Syntax  : @temp_free_space
-- Last Modified: 15-JUL-2000 - Created.
--                13-OCT-2012 - Amended to include auto-extend and maxsize.
-- -----------------------------------------------------------------------------------
SET LINESIZE 255

COLUMN tablespace_name FORMAT A20
COLUMN file_name FORMAT A40

SELECT tf.tablespace_name,
       tf.file_name,
       tf.size_mb,
       f.free_mb,
       tf.max_size_mb,
       f.free_mb + (tf.max_size_mb - tf.size_mb) AS max_free_mb,
       RPAD(' '|| RPAD('X',ROUND((tf.max_size_mb-(f.free_mb + (tf.max_size_mb - tf.size_mb)))/max_size_mb*10,0), 'X'),11,'-') AS used_pct
FROM   (SELECT file_id,
               file_name,
               tablespace_name,
               TRUNC(bytes/1024/1024) AS size_mb,
               TRUNC(GREATEST(bytes,maxbytes)/1024/1024) AS max_size_mb
        FROM   dba_temp_files) tf,
       (SELECT TRUNC(SUM(bytes)/1024/1024) AS free_mb,
               file_id
        FROM dba_free_space
        GROUP BY file_id) f
WHERE  tf.file_id = f.file_id (+)
ORDER BY tf.tablespace_name,
         tf.file_name;

SET PAGESIZE 14