Re: Find out free space for every tablespace
Date: 1996/01/22
Message-ID: <4e0l54$78o$1_at_mhafn.production.compuserve.com>#1/1
>Michael Kiesel wrote :
sum(fs.blocks) /count(distinct df.file_id),
sum(df.blocks) /count(distinct(fs.file_id*1000000) + fs.block_id)
from dba_free_space fs, dba_data_files df
where fs.tablespace_name = df.tablespace_name
group by fs.tablespace_name;
> SELECT fs.tablespace_name, sum(fs.blocks), sum(df.blocks)
> FROM dba_free_space fs, dba_data_files df
> WHERE fs.file_id=df.file_id
> GROUP by fs.tablespace_name;
>are giving a wrong value for the total size if there is more
>than one free space in a data file ...
>Please help!
Michael, try this:
select fs.tablespace_name,
By joining on tablespace name and dividing the sum from each
table by the distinct count from the other table, you should
get what you want. The 1000000 attempts to make the
file_id+block_id combination unique. Hope this helps.
-- Jay Ramadorai 76734.3633_at_Compuserve.comReceived on Mon Jan 22 1996 - 00:00:00 CET