Files
oracle/vg/index_unusable.sql
2026-03-12 21:23:47 +01:00

120 lines
4.8 KiB
SQL

@@header
set term off
/*
*
* Author : Vishal Gupta
* Purpose : Display unusable indexes
* Parameters : 1. Owner (% - wildchar, \ - escape char) , this could also be passed as OWNER.OBJECT_NAME
* 2. Table Owner (% - wildchar, \ - escape char)
*
* Revision History:
* ===================
* Date Author Description
* --------- ------------ ------------------------------------------------
* 27-Jul-15 Vishal Gupta Added owner and table_name as input parameters
* 12-Mar-12 Vishal Gupta Intial version
*
*
*/
set term on
/************************************
* INPUT PARAMETERS
************************************/
UNDEFINE owner
UNDEFINE table_name
UNDEFINE subobject_name
UNDEFINE object_type
UNDEFINE object_status
UNDEFINE WHERECLAUSE
DEFINE owner="&&1"
DEFINE table_name="&&2"
DEFINE WHERECLAUSE="&&3"
COLUMN _owner NEW_VALUE owner NOPRINT
COLUMN _table_name NEW_VALUE table_name NOPRINT
COLUMN _subobject_name NEW_VALUE subobject_name NOPRINT
COLUMN _object_type NEW_VALUE object_type NOPRINT
set term off
SELECT DECODE(UPPER('&&owner'),'','%','&&owner') "_owner"
, DECODE(UPPER('&&table_name'),'','%','&&table_name') "_table_name"
, DECODE(UPPER('&&subobject_name'),'','%','&&subobject_name') "_subobject_name"
, DECODE(UPPER('&&object_type'),'','%','&&object_type') "_object_type"
FROM DUAL
;
SELECT CASE
WHEN INSTR('&&owner','.') != 0 THEN SUBSTR(UPPER('&&owner'),1,INSTR('&&owner','.')-1)
ELSE DECODE(UPPER('&&owner'),'','%',UPPER('&&owner'))
END "_owner"
, CASE
WHEN INSTR('&&owner','.') != 0 THEN SUBSTR(UPPER('&&owner'),INSTR('&&owner','.')+1)
ELSE DECODE(UPPER('&&table_name'),'','%',UPPER('&&table_name'))
END "_table_name"
FROM DUAL
;
set term on
PROMPT *****************************************************************
PROMPT * Unusable Indexes
PROMPT *
PROMPT * Input Parameters
PROMPT * - Owner = '&&owner'
PROMPT * - Table Name = '&&table_name'
PROMPT * - Where Clause = '&&WHERECLAUSE'
PROMPT *****************************************************************
COLUMN table_owner HEADING "Table Owner" FORMAT a20
COLUMN table_name HEADING "Table Name" FORMAT a45
COLUMN index_owner HEADING "Index Owner" FORMAT a20
COLUMN index_name HEADING "Index Name" FORMAT a45
COLUMN partition_name HEADING "Partition Name" FORMAT a25
COLUMN subpartition_name HEADING "SubPartition Name" FORMAT a25
COLUMN tablespace_name HEADING "Tablespace Name" FORMAT a20
COLUMN status HEADING "Status" FORMAT a10
COLUMN uniqueness HEADING "Uniqness" FORMAT a10
COLUMN rebuild_sql HEADING "Rebuild SQL Statement" FORMAT a200
SELECT i.table_owner || '.' || i.table_name table_name
, i.owner || '.' || i.index_name index_name
, ip.partition_name
, isp.subpartition_name
, NVL(NVL(isp.tablespace_name,ip.tablespace_name),i.tablespace_name) tablespace_name
, NVL(NVL(isp.status,ip.status),i.status) status
, i.uniqueness
FROM dba_indexes i
LEFT OUTER JOIN dba_ind_partitions ip ON i.owner = ip.index_owner AND i.index_name = ip.index_name
LEFT OUTER JOIN dba_ind_subpartitions isp ON ip.index_owner = isp.index_owner AND ip.index_name = isp.index_name AND ip.partition_name = isp.partition_name
WHERE NVL(NVL(isp.status,ip.status),i.status) NOT IN ('VALID','N/A','USABLE')
AND i.owner LIKE '&&owner'
AND i.table_name LIKE '&&table_name'
ORDER BY 1,2,3,4,5,6
;
SELECT 'ALTER INDEX "' || i.owner || '"."' || i.index_name || '" REBUILD'
|| NVL2(isp.subpartition_name,' SUBPARTITION ' || isp.subpartition_name, NVL2(ip.partition_name,' PARTITION "' || ip.partition_name || '"' , ' '))
|| ' PARALLEL 4; '
|| NVL2(isp.subpartition_name,' ' ,NVL2( ip.partition_name, ' ', chr(10) || 'ALTER INDEX "' || i.owner || '"."' || i.index_name || DECODE(i.degree,1,'" NOPARALLEL;','" PARALLEL ' || i.degree || ';') ) )
rebuild_sql
FROM dba_indexes i
LEFT OUTER JOIN dba_ind_partitions ip ON i.owner = ip.index_owner AND i.index_name = ip.index_name
LEFT OUTER JOIN dba_ind_subpartitions isp ON ip.index_owner = isp.index_owner AND ip.index_name = isp.index_name AND ip.partition_name = isp.partition_name
WHERE NVL(NVL(isp.status,ip.status),i.status) NOT IN ('VALID','N/A','USABLE')
AND i.owner LIKE '&&owner'
AND i.table_name LIKE '&&table_name'
ORDER BY 1
;
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