> I had deleted a very large number of records out of my SQL table in order to > decrease the harddisk space. But after I use command 'ls -l > /usr/local/pgsql/data/base/', it is found that the size of concerning files > do not reduce due to the effect of 'delete' SQL command. What should I do > if I would like to decrease the harddisk space?
Run the command VACUUM;
This will do the actual removal of deleted records. DELETE just marks them as deleted
> I am looking forward to your response. Thank you very much for any help. > - > Jaruwan