Sys建立show_space()和show_space_asm()。
Bisal执行提示：
SQL> exec show_space('MY_OBJECTS', 'BISAL');
BEGIN show_space('MY_OBJECTS', 'BISAL'); END;
*
ERROR at line 1:
ORA-06550: line 1, column 7:
PLS-00201: identifier 'SHOW_SPACE' must be declared
ORA-06550: line 1, column 7:
PL/SQL: Statement ignored
Sys用户执行：grant execute on show_space to bisal，bisal还是无法执行。
Sys用户执行：
SQL> create public synonym show_space for sys.show_space;
Synonym created.
SQL> grant execute on show_space to public ;
Grant succeeded.
Bisal执行：
SQL> exec show_space('MY_OBJECTS', 'BISAL');
UNFORMATTED BLOCKS ..................... 0
FS1 BLOCKS (0-25) ...................... 0
FS2 BLOCKS (25-50) ..................... 0
FS3 BLOCKS (50-75) ..................... 18
FS4 BLOCKS (75-100)..................... 122
FULL BLOCKS ............................ 0
TOTAL BLOCKS............................ 256
TOTAL BYTES............................. 2,097,152
TOTAL MBYTES............................ 2
UNUSED BLOCKS........................... 104
UNUSED BYTES............................ 851,968
LAST USED EXT FILEID.................... 5
LAST USED EXT BLOCKID................... 137
LAST USED BLOCK......................... 24
PL/SQL procedure successfully completed.
SQL> exec show_space_assm('MY_OBJECTS', 'BISAL');
free space 0-25% Blocks:................0
free space 25-50% Blocks:...............0
free space 50-75% Blocks:...............18
free space 75-100% Blocks:..............122
Full Blocks:............................0
Unformatted blocks:.....................0
PL/SQL procedure successfully completed.
附TOM大神的show_space和show_space_assm：
- -- -----------------------------------------------------------------------------------
- -- Author : Tom Kyte
- -- Description : Displays free and unused space for the specified object.
- -- Call Syntax : EXEC Show_Space('Tablename');
- -- Requirements : SET SERVEROUTPUT ON
- -- Last Modified: June 22, 2010
- -- This enhance version has all the fixes for ASSM, LMT, partitions etc (Oracle version 10gr2 )
- -- -----------------------------------------------------------------------------------
- set define off
- 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
- 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 label
- 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
- -- 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 );
- 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 define on
create or replace procedure show_space_assm( p_segname in varchar2, p_owner in varchar2 default user, p_type in varchar2 default 'TABLE' ) as l_fs1_bytes number; l_fs2_bytes number; l_fs3_bytes number; l_fs4_bytes number; l_fs1_blocks number; l_fs2_blocks number; l_fs3_blocks number; l_fs4_blocks number; l_full_bytes number; l_full_blocks number; l_unformatted_bytes number; l_unformatted_blocks 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 dbms_space.space_usage( segment_owner => p_owner, segment_name => p_segname, segment_type => p_type, fs1_bytes => l_fs1_bytes, fs1_blocks => l_fs1_blocks, fs2_bytes => l_fs2_bytes, fs2_blocks => l_fs2_blocks, fs3_bytes => l_fs3_bytes, fs3_blocks => l_fs3_blocks, fs4_bytes => l_fs4_bytes, fs4_blocks => l_fs4_blocks, full_bytes => l_full_bytes, full_blocks => l_full_blocks, unformatted_blocks => l_unformatted_blocks, unformatted_bytes => l_unformatted_bytes); p('free space 0-25% Blocks:',l_fs1_blocks); p('free space 25-50% Blocks:',l_fs2_blocks); p('free space 50-75% Blocks:',l_fs3_blocks); p('free space 75-100% Blocks:',l_fs4_blocks); p('Full Blocks:',l_full_blocks); p('Unformatted blocks:',l_unformatted_blocks); end;
/
