oracle show_space创建过程
一．Show_space 过程源码脚本如下：
CREATE OR REPLACE PROCEDURE show_space (
p_segname_1 IN VARCHAR2,
p_type_1 IN VARCHAR2 DEFAULT 'TABLE',
p_space IN VARCHAR2 DEFAULT'MANUAL',
p_analyzed IN VARCHAR2 DEFAULT 'N',
p_partition_1 IN VARCHAR2 DEFAULTNULL,
p_owner_1 IN VARCHAR2 DEFAULT USER)
AUTHID CURRENT_USER
AS
p_segname VARCHAR2 (100);
p_type VARCHAR2 (30);
p_owner VARCHAR2 (30);
p_partition VARCHAR2 (50);
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);
p_owner := UPPER (p_owner_1);
p_type := p_type_1;
p_partition := UPPER(p_partition_1);
IF (p_type_1 = 'i' OR p_type_1 ='I')
THEN
p_type := 'INDEX';
END IF;
IF (p_type_1 = 't' OR p_type_1 ='T')
THEN
p_type := 'TABLE';
END IF;
IF (p_type_1 = 'tp' OR p_type_1 ='TP')
THEN
p_type := 'TABLE PARTITION';
END IF;
IF (p_type_1 = 'ip' OR p_type_1 = 'IP')
THEN
p_type := 'INDEX PARTITION';
END IF;
IF (p_type_1 = 'c' OR p_type_1 ='C')
THEN
p_type := 'CLUSTER';
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);
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,
partition_name =>p_partition,
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 the segment is analyzed */
IF p_analyzed = 'Y'
THEN
DBMS_SPACE.SPACE_USAGE(segment_owner => p_owner,
segment_name => p_segname,
segment_type => p_type,
partition_name =>p_partition,
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, '*'));
DBMS_OUTPUT.put_line ('Thesegment is analyzed');
p ('0% -- 25% free spaceblocks', l_fs1_blocks);
p ('0% -- 25% free spacebytes', l_fs1_bytes);
p ('25% -- 50% free spaceblocks', l_fs2_blocks);
p ('25% -- 50% free spacebytes', l_fs2_bytes);
p ('50% -- 75% free spaceblocks', l_fs3_blocks);
p ('50% -- 75% free spacebytes', l_fs3_bytes);
p ('75% -- 100% free spaceblocks', l_fs4_blocks);
p ('75% -- 100% free spacebytes', 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;
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