show_space(轉)

tom的show_space備份一下。

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
)
AUTHID CURRENT_USER
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;
PROCEDURE p (p_label IN VARCHAR2, p_num IN NUMBER)
IS
BEGIN
DBMS_OUTPUT.put_line (RPAD (p_label, 40, '.') || p_num);
END;
BEGIN
FOR x IN (SELECT tablespace_name
FROM user_tablespaces
WHERE tablespace_name =
(SELECT tablespace_name
FROM user_segments
WHERE segment_type = p_type
AND segment_name = p_segname
AND segment_space_management <> 'AUTO'))
LOOP
DBMS_SPACE.free_blocks (segment_owner => p_owner,
segment_name => p_segname,
segment_type => p_type,
partition_name => p_partition,
freelist_group_id => 0,
free_blks => l_free_blks
);
END LOOP;
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 ('Free Blocks', l_free_blks);
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;
/

修改後支援 ASSM 的 show_space script

create or replace
procedure show_space
( p_segname_1 in varchar2,
p_space in varchar2 default 'MANUAL',
p_type_1 in varchar2 default 'TABLE' ,
p_freespace in varchar2 default 'N',
p_owner_1 in varchar2 default user)
as
p_segname varchar2(100);
p_type varchar2(10);
p_owner varchar2(30);



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;

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;

procedure p( p_label in varchar2, p_num in number )
is
begin
dbms_output.put_line( rpad(p_label,40,'.') ||
p_num );
end;
begin
p_segname := upper(p_segname_1); -- rainy changed
p_owner := upper(p_owner_1);
p_type := p_type_1;

if (p_type_1 = 'i' or p_type_1 = 'I') then --rainy changed
p_type := 'INDEX';
end if;

if (p_type_1 = 't' or p_type_1 = 'T') then --rainy changed
p_type := 'TABLE';
end if;

if (p_type_1 = 'c' or p_type_1 = 'C') then --rainy changed
p_type := 'CLUSTER';
end if;


dbms_space.unused_space
( segment_owner => p_owner,
segment_name => p_segname,
segment_type => p_type,
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 );

if p_space = 'MANUAL' or (p_space <> 'auto' and p_space <> 'AUTO') then
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 );
end if;




p( 'Total Blocks', l_total_blocks );
p( 'Total Bytes', l_total_bytes );
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 );



if p_freespace = 'Y' then
dbms_space.space_usage(segment_owner => p_owner ,
segment_name => p_segname ,
segment_type => p_type ,
unformatted_blocks => l_unformatted_blocks ,
unformatted_bytes => l_unformatted_bytes,
fs1_blocks => l_fs1_blocks,
fs1_bytes => l_fs1_bytes ,
fs2_blocks => l_fs2_blocks,
fs2_bytes => l_fs2_bytes,
fs3_blocks => l_fs3_blocks ,
fs3_bytes => l_fs3_bytes,
fs4_blocks => l_fs4_blocks,
fs4_bytes => l_fs4_bytes,
full_blocks => l_full_blocks,
full_bytes => l_full_bytes);
dbms_output.put_line(rpad(' ',50,'*'));
p( '0% -- 25% free space blocks', l_fs1_blocks);
p( '0% -- 25% free space bytes', l_fs1_bytes);
p( '25% -- 50% free space blocks', l_fs2_blocks);
p( '25% -- 50% free space bytes', l_fs2_bytes);
p( '50% -- 75% free space blocks', l_fs3_blocks);
p( '50% -- 75% free space bytes', l_fs3_bytes);
p( '75% -- 100% free space blocks', l_fs4_blocks);
p( '75% -- 100% free space bytes', l_fs4_bytes);
p( 'Unused Blocks', l_unformatted_blocks );
p( 'Unused Bytes', l_unformatted_bytes );
p( 'Total Blocks', l_full_blocks);
p( 'Total bytes', l_full_bytes);

end if;

end;


ASSM 型別的 表

SQL> exec show_space('t','auto');
Total Blocks............................512
Total Bytes.............................4194304
Unused Blocks...........................78
Unused Bytes............................638976
Last Used Ext FileId....................9
Last Used Ext BlockId...................25608
Last Used Block.........................50

PL/SQL procedure successfully completed.


ASSM 型別的索引


SQL> exec show_space('t_index','auto','i');
Total Blocks............................80
Total Bytes.............................655360
Unused Blocks...........................5
Unused Bytes............................40960
Last Used Ext FileId....................9
Last Used Ext BlockId...................25312
Last Used Block.........................3

PL/SQL procedure successfully completed.



SQL> exec show_space('t','auto','T','Y');
Total Blocks............................512
Total Bytes.............................4194304
Unused Blocks...........................78
Unused Bytes............................638976
Last Used Ext FileId....................9
Last Used Ext BlockId...................25608
Last Used Block.........................50
*************************************************
0% -- 25% free space blocks.............0
0% -- 25% free space bytes..............0
25% -- 50% free space blocks............0
25% -- 50% free space bytes.............0
50% -- 75% free space blocks............0
50% -- 75% free space bytes.............0
75% -- 100% free space blocks...........0
75% -- 100% free space bytes............0
Unused Blocks...........................0
Unused Bytes............................0
Total Blocks............................418
Total bytes.............................3424256

PL/SQL procedure successfully completed.

來自 “ ITPUB部落格 ” ，連結：http://blog.itpub.net/756652/viewspace-242360/，如需轉載，請註明出處，否則將追究法律責任。