We have to check the below details before reorganize the table

TABLE DETAILS

 

SELECT OWNER, SEGMENT_NAME, SEGMENT_TYPE, TABLESPACE_NAME, BYTES/1024/1024/1024 FROM DBA_SEGMENTS WHERE SEGMENT_NAME IN (‘WF_ITEM_ACTIVITY_STATUSES_H’);

 

OWNER       SEGMENT_NAME                                              SEGMENT_TYPE   TABLESPACE_NAME   BYTES

———-         ————————-                                            ————     —————                            ———–

APPLSYS    WF_ITEM_ACTIVITY_STATUSES_H    TABLE        APPS_TS_TX_DATA   14.9451904

Elapsed: 00:00:00.31

 

CHECKING INVALID OBJECT

 

SQL> select OBJECT_NAME,OBJECT_TYPE from dba_objects where STATUS=’INVALID‘ AND OWNER=’APPLSYS‘ AND OBJECT_NAME=‘WF_ITEM_ACTIVITY_STATUSES_H’;

 

no rows selected

 

Elapsed: 00:00:00.02

 

TABLE ROW COUNT:

 

select count(*) from APPLSYS.WF_ITEM_ACTIVITY_STATUSES_H;

 

COUNT(*)

———-

3803468

Elapsed: 00:17:27.44

 

INDEX DETAIL:

 

SELECT INDEX_NAME,TABLE_NAME,STATUS FROM DBA_INDEXES WHERE TABLE_NAME IN (‘WF_ITEM_ACTIVITY_STATUSES_H’);

 

INDEX_NAME                                                    TABLE_NAME                                                STATUS

——————————                                        ——————————                                  ——–

WF_ITEM_ACTIVITY_STATUSES_H_N1 WF_ITEM_ACTIVITY_STATUSES_H     VALID

WF_ITEM_ACTIVITY_STATUSES_H_N2 WF_ITEM_ACTIVITY_STATUSES_H     VALID

WF_ITEM_ACTIVITY_STATUSES_H_N3 WF_ITEM_ACTIVITY_STATUSES_H     VALID

 

Elapsed: 00:00:00.00

 

 

SELECT OWNER, SEGMENT_NAME, SEGMENT_TYPE, TABLESPACE_NAME, BYTES/1024/1024/1024 FROM DBA_SEGMENTS WHERE SEGMENT_NAME IN (‘WF_ITEM_ACTIVITY_STATUSES_H_N1′,’WF_ITEM_ACTIVITY_STATUSES_H_N2′,’WF_ITEM_ACTIVITY_STATUSES_H_N3’);

 

OWNER    SEGMENT_NAME                                  SEGMENT_TYPE TABLESPACE_NAME     BYTES

——–          ——————————                           ——————–       ————————–   ———-

APPLSYS  WF_ITEM_ACTIVITY_STATUSES_H_N1 INDEX        APPS_TS_TX_IDX    15.3917236

APPLSYS  WF_ITEM_ACTIVITY_STATUSES_H_N2 INDEX        APPS_TS_TX_IDX    .000976563

APPLSYS  WF_ITEM_ACTIVITY_STATUSES_H_N3 INDEX        APPS_TS_TX_IDX    .000610352

 

Elapsed: 00:00:00.39

 

MOVING TABLE

 

02:29:24 SQL > alter table APPLSYS.WF_ITEM_ACTIVITY_STATUSES_H move;

Elapsed: 00:01:38.17

 

 

Rebuild the associated indexes:

02:31:03 SQL> ALTER INDEX APPLSYS.WF_ITEM_ACTIVITY_STATUSES_H_N1 REBUILD ONLINE;

Index altered.

Elapsed: 00:00:23.40

 

02:31:53 SQL> ALTER INDEX APPLSYS.WF_ITEM_ACTIVITY_STATUSES_H_N2 REBUILD ONLINE;

Index altered.

Elapsed: 00:00:04.78

 

02:32:17 SQL> ALTER INDEX APPLSYS.WF_ITEM_ACTIVITY_STATUSES_H_N3 REBUILD ONLINE;

Index altered.

Elapsed: 00:00:05.08

 

Collecting the Statistics:

02:32:28 SQL> BEGIN

02:32:56   2  DBMS_STATS.GATHER_TABLE_STATS (

OWNNAME                           => ‘APPLSYS’,

tabname                                 => ‘WF_ITEM_ACTIVITY_STATUSES_H’,

ESTIMATE_PERCENT      => DBMS_STATS.AUTO_SAMPLE_SIZE,

METHOD_OPT                    => ‘FOR ALL INDEXED COLUMNS SIZE SKEWONLY’,

DEGREE                                => CEIL(DBMS_STATS.AUTO_DEGREE/2),

GRANULARITY                   => ‘ALL’,

NO_INVALIDATE             => FALSE,

CASCADE                             => TRUE);

END;

/02:32:57  10  02:32:57  11  02:32:57  12

PL/SQL procedure successfully completed.

 

Elapsed: 00:00:08.05

 

AFTER REORGANIZED TABLES:

TABLE SIZE

 

SQL> SELECT OWNER, SEGMENT_NAME, SEGMENT_TYPE, TABLESPACE_NAME, BYTES/1024/1024 as MB FROM DBA_SEGMENTS WHERE SEGMENT_NAME IN (‘WF_ITEM_ACTIVITY_STATUSES_H’);

 

OWNER      SEGMENT_NAME                               SEGMENT_TYPE       TABLESPACE_NAME               MB

———-      ——————————                       ——————           ——————————    ———-

APPLSYS    WF_ITEM_ACTIVITY_STATUSES_H    TABLE                        APPS_TS_TX_DATA         260.875

 

INDEX SIZE

SQL> SELECT OWNER, SEGMENT_NAME, SEGMENT_TYPE, TABLESPACE_NAME, BYTES/1024/1024 FROM DBA_SEGMENTS WHERE SEGMENT_NAME IN (‘WF_ITEM_ACTIVITY_STATUSES_H_N1′,’WF_ITEM_ACTIVITY_STATUSES_H_N2′,’WF_ITEM_ACTIVITY_STATUSES_H_N3’);

 

OWNER      SEGMENT_NAME                                      SEGMENT_TYPE        TABLESPACE_NAME                MB

———-     ——————————————–      ——————–         ————————-                —————————

APPLSYS    WF_ITEM_ACTIVITY_STATUSES_H_N1      INDEX                  APPS_TS_TX_IDX                          130.25

APPLSYS    WF_ITEM_ACTIVITY_STATUSES_H_N2      INDEX                  APPS_TS_TX_IDX                             .25

APPLSYS    WF_ITEM_ACTIVITY_STATUSES_H_N3      INDEX                   APPS_TS_TX_IDX                             .25

 

ROW COUNT OUTPUT TIMING

 

02:36:08 SQL> select count(*) from APPLSYS.WF_ITEM_ACTIVITY_STATUSES_H;

 

COUNT(*)

————-

3803468

 

Elapsed: 00:00:00.20

 

INVALID OBJECTS DETAILS NOW

 

 

INDEX_NAME                                                    TABLE_NAME                                                 STATUS

——————————                                      ————————-                                         ———–

WF_ITEM_ACTIVITY_STATUSES_H_N1 WF_ITEM_ACTIVITY_STATUSES_H VALID

                         

WF_ITEM_ACTIVITY_STATUSES_H_N2 WF_ITEM_ACTIVITY_STATUSES_H VALID                               

 

WF_ITEM_ACTIVITY_STATUSES_H_N3 WF_ITEM_ACTIVITY_STATUSES_H  VALID                         

 

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