出自:Tom大师:
create or replace procedure show_space(p_segname in varchar2,
p_owner in varchar2 default user,p_type in varchar2 default 'TABLE',
p_partition in varchar2 default null) as
l_free_blks number;
l_total_blocks number;
l_total_bytes number;
l_unused_blocks number;
l_unused_bytes number;
l_lastusedextfileid number;
l_lastusedextblockid number;
l_last_used_block number;
l_segment_space_mgmt varchar2(255);
l_unformatted_blocks number;
l_unformatted_bytes number;
l_fs1_blocks number;
l_fs1_bytes number;
l_fs2_blocks number;
l_fs2_bytes number;
l_fs3_blocks number;
l_fs3_bytes number;
l_fs4_blocks number;
l_fs4_bytes number;
l_full_blocks number;
l_full_bytes number;
procedure p(p_label in varchar2, p_num in number) is
begin
dbms_output.put_line(rpad(p_label, 40, '.') ||
to_char(p_num, '999,999,999,999'));
end;
begin
-- execute immediate 'select ts.segment_space_management from dba_segments seg, dba_tablespaces ts where seg.segment_name = :p_segname
-- and (:p_partition is null or seg.partition_name = :p_partition) and seg.owner = :p_owner and seg.tablespace_name=ts.tablespace_name'
-- into l_segment_space_mgmt
-- using p_segname, p_partition, p_partition, p_owner;
-- exception
-- when too_many_rows
-- then
-- dbms_output.put_line('This must be a partitioned table,use p_partition => ');
-- return;
-- end;
l_segment_space_mgmt := 'AUTO';
if l_segment_space_mgmt = 'AUTO' then
dbms_space.space_usage(p_owner,
p_segname,
p_type,
l_unformatted_blocks,
l_unformatted_bytes,
l_fs1_blocks,
l_fs1_bytes,
l_fs2_blocks,
l_fs2_bytes,
l_fs3_blocks,
l_fs3_bytes,
l_fs4_blocks,
l_fs4_bytes,
l_full_blocks,
l_full_bytes,
p_partition);
p('Unformatted Blocks ', l_unformatted_blocks);
p('FS1 Blocks (0-25) ', l_fs1_blocks);
p('FS2 Blocks (25-50) ', l_fs2_blocks);
p('FS3 Blocks (50-75) ', l_fs3_blocks);
p('FS4 Blocks (75-100) ', l_fs4_blocks);
p('Full Blocks ', l_full_blocks);
else
dbms_space.free_blocks(segment_owner => p_owner,
segment_name => p_segname,
segment_type => p_type,
freelist_group_id => 0,
free_blks => l_free_blks);
end if;
dbms_space.unused_space(segment_owner => p_owner,
segment_name => p_segname,
segment_type => p_type,
partition_name => p_partition,
total_blocks => l_total_blocks,
total_bytes => l_total_bytes,
unused_blocks => l_unused_blocks,
unused_bytes => l_unused_bytes,
last_used_extent_file_id => l_lastusedextfileid,
last_used_extent_block_id => l_lastusedextblockid,
last_used_block => l_last_used_block);
p('Total Blocks ', l_total_blocks);
p('Total Bytes ', l_total_bytes);
p('Total MBytes ', trunc(l_total_bytes / 1024 / 1024));
p('Unused Blocks', l_unused_blocks);
p('Unused Bytes ', l_unused_bytes);
p('Last Used Ext FileId', l_lastusedextfileid);
p('Last Used Ext BlockId', l_lastusedextblockid);
p('Last Used Block', l_last_used_block);
end;