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 )
-- this procedure uses authid current user so it can query DBA_*
-- views using privileges from a ROLE and so it can be installed
-- once per database, instead of once per user that wanted to use it
authid current_user
在页游的数据库中应：
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;-- inline procedure to print out numbers nicely formatted-- with a simple labelprocedure p( p_label in varchar2, p_num in number )isbegin dbms_output.put_line( rpad(p_label,40,'.') || to_charwww.sangpi.com(p_num,'999,999,999,999') );end;begin
-- this query is executed dynamically in order to allow this procedure
-- to be created by a user who has access to DBA_SEGMENTS/TABLESPACES
-- via a role as is customary.
-- NOTE: at runtime, the invoker MUST have access to these two
-- views!
-- this query determines if the object is a ASSM object or not
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.segment_type = :p_type and seg.tablespace_name = ts.tablespace_name' into l_segment_space_mgmt using p_segname, p_partition, p_partition, p_owner, p_type;exception
when too_many_rows then dbms_output.put_line ( 'This must be a partitioned table, use p_partition => '); return;end;
-- if the object is in an ASSM tablespace, we must use this API
-- call to get space information, else we use the FREE_BLOCKS
-- API for the user managed segments
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);p( 'Free Blocks', l_free_blks );在页游的数据库中应：
end if;
-- and then the unused space API call to get the rest of the
-- information
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;
/
set serveroutput on
exec show_space('','','TABLE PARTITION','DAY18');