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Tibero SQL Trace [ SQL_TRACE / DBMS_SYSTEM.SET_SQL_TRACE_IN_SESSION / SET AUTOTRACE ON / v$sql_plan ]
ÃÖ±æÈ£ [LIST]   2017-09-06 21:35:03, Á¶È¸ : 16,183


ALTER SESSION SET SQL_TRACE=Y;
DBMS_SYSTEM.SET_SQL_TRACE_IN_SESSION
=========================================================================================
-- trace session È®ÀÎ
col username for a20
SELECT PID, SID, SERIAL#, USERNAME, SQL_TRACE, TO_CHAR(LOGON_TIME, 'DD
HH24:MI:SS') LOGON_TIME
FROM V$SESSION
ORDER BY LOGON_TIME;
-- session trace on
EXEC DBMS_SYSTEM.SET_SQL_TRACE_IN_SESSION(19, 36632704, TRUE);

       PID        SID    SERIAL# USERNAME             SQL_TRACE LOGON_TIME
---------- ---------- ---------- -------------------- --------- ------------
     22330         19   36632704 SYS                  ENABLED   06
=> tb_sqltrc_22330_19_36632704.trc
cd $TB_HOME/instance/$TB_SID/log/sqltrace/

tbprof tb_sqltrc_22330_19_36632704.trc a.txt

stage     count       cpu   elapsed   current     query      disk      rows
-----------------------------------------------------------------------------
parse         1      0.00      0.00         0         0         0         0
  exec         1      0.00      0.00         0         0         0         0
fetch         1      0.00      0.00         0         0         0         2
-----------------------------------------------------------------------------
   sum         3      0.00      0.00         0         0         0         2
- cpu : ¼Ò¿äµÈ cpu ½Ã°£ (sec)
- elapsed : Àüü °É¸° ½Ã°£ (sec)
- current : current blockÀ» °¡Á®¿Â °³¼ö
- query : cr blockÀ» °¡Á®¿Â °³¼ö
- disk : µð½ºÅ©¿¡¼­ ÀÐÀº block °³¼ö
- rows : ó¸®µÈ row °³¼ö


Parse
- Å×À̺í, Ä÷³, ÂüÁ¶ ¿ÀºêÁ§Æ® ±ÇÇÑ Ã¼Å©¸¦ Æ÷ÇÔÇÏ¿© SQL ¹®ÀåÀ» ½ÇÇà°èȹÀ¸·Î º¯È¯ÇÑ´Ù.
Execute
- ½ÇÇà°èȹ¿¡ µû¶ó µ¥ÀÌÅÍ º¯°æÀ» ¹ß»ý½ÃŰ´Â INSERT, UPDATE, DELETE ¸¦ ó¸®ÇÑ´Ù.
- SQL ±¸¹® 󸮽à SELECT µÈ °Ç¼ö¸¦ ³ªÅ¸³½´Ù.
Fetch
- Äõ¸® °á°ú ¹ÝȯµÇ´Â ROW °Ç¼ö¸¦ ³ªÅ¸³½´Ù.
- fetch ´Â SELECT ±¸¹® 󸮽à ¼öÇàµÈ´Ù.

SET AUTOTRACE ON
=========================================================================================
-- [B]TBR-8033: Specified schema object was not found.
-- TBS-70035: Unable to display plan: check PLUSTRACE role.

-- Á¶Ä¡> @$TB_HOME/scripts/plustrace.sql
SQL> set autot on
SQL> select * from dual;

- db block gets : ÇöÀçÀÇ ºí·ÏÀÌ ¿ä±¸µÈ Ƚ¼ö
- consistent gets : consistent mode¿¡¼­ ÀÐÀº ³í¸® ºí·Ï ¼ö¸¦ ´©ÀûÇÑ ½Ã½ºÅÛ Åë°èÁ¤º¸
- physical reads : µð½ºÅ©·ÎºÎÅÍ ÀÐÀº µ¥ÀÌÅÍ ºí·ÏÀÇ ÃÑ °³¼ö
- redo size : redo log°¡ ¸¸µé¾îÁø Å©±â (size)
- sorts (disk) : disk¿¡¼­ ÀϾ sort ¼ö
- sorts (memory) : memory¿¡¼­ ÀϾ sort ¼ö
- rows processed : ¿¬»êÀ» ÇÏ´Â µ¿¾È ó¸®ÇÑ row ¼ö

-- v$sqltext, v$sql_plan
=========================================================================================
select sql_id, sql_text
from v$sqltext
where lower(sql_text) like '%from dual%';
    SQL_ID SQL_TEXT
---------- ----------------------------------------------------------------
      7094 SELECT * FROM DUAL
      7092 select * from dual
      3175 select scseq_hist_head.nextval  from dual
-- full SQL text
select sql_id, aggr_concat(sql_text, '' order by piece) as sql
from v$sqltext where sql_id=3175 group by sql_id;
-- v$sql_plan
SELECT SUBSTRB(TO_CHAR(ID), 1, 3) || LPAD(' ', LEVEL * 2) || UPPER(OPERATION) ||
DECODE(OBJECT_NAME, NULL, NULL, ': '||OBJECT_NAME) || ' (Cost:' || COST ||
', %%CPU:' || DECODE(COST, 0, 0, TRUNC((COST-IO_COST)/COST * 100))|| ', Rows:'
|| CARDINALITY || ') ' || DECODE(PSTART, '', '', '(PS:' || PSTART || ', PE:' ||
PEND || ')') AS "Execution Plan"
FROM (SELECT * FROM V$SQL_PLAN WHERE sql_id=3175 )
START WITH DEPTH = 1
CONNECT BY PRIOR ID = PARENT_ID AND PRIOR SQL_ID = SQL_ID
ORDER SIBLINGS BY POSITION;

Ãâó: https://technet.tmaxsoft.com/download.do?filePath=/nas/technet/technet/upload/kss/tdoc/tibero/2014/09/&fileName=FILE-20140901-000008_140901123958_1.pdf
18.232.179.37


  LIST

Á¦¸ñ ÀÛ¼ºÀÚ ÀÛ¼ºÀÏ Á¶È¸
Troubleshoot  ERROR: bind error (port=8200) [Address already in use]    ÃÖ±æÈ£ 2022/02/18 166
Admin  Tibero 5 , SP1, patch, downgrad ¸Þ¸ð    ÃÖ±æÈ£ 2021/02/10 2148
Admin  tibero jdbc driver version È®ÀΠ   ÃÖ±æÈ£ 2021/02/01 542
Admin  rename db name / TB_SID    ÃÖ±æÈ£ 2021/02/01 958
Troubleshoot  T-UP / SELECT COUNT(*) FROM ALL_TYPES WHERE TYPE_NAME = 'XMLTYPE'    ÃÖ±æÈ£ 2021/02/01 5310
Backup and Recovery  alter database backup controlfile to trace / CREATE CONTROLFILE / alter system set _CF_DD_CHECK=N    ÃÖ±æÈ£ 2021/01/29 408
Troubleshoot  interal dd update failed!! [ patch ÇÊ¿ä ]    ÃÖ±æÈ£ 2020/12/20 69859
Backup and Recovery  TBR-1024 : Database needs media recovery    ÃÖ±æÈ£ 2020/12/20 2587
Troubleshoot  * Cannot get semaphore:errno=28    ÃÖ±æÈ£ 2019/03/06 4298
Backup and Recovery  tbexport TBR-90401: JDBC-90401:Connection refused by the server. - Connection refused    ÃÖ±æÈ£ 2019/02/15 3704
Troubleshoot  TBR-8033: Specified schema object was not found.    ÃÖ±æÈ£ 2018/07/11 157338
Admin  tibero6 ¼öµ¿ ¼³Ä¡    ÃÖ±æÈ£ 2018/07/11 25930
Backup and Recovery  TBR-1004: Unable to read file TBR-7004: This DDL statement is not permitted    ÃÖ±æÈ£ 2017/11/26 2931
Admin  Tibero SQL Trace [ SQL_TRACE / DBMS_SYSTEM.SET_SQL_TRACE_IN_SESSION / SET AUTOTRACE ON / v$sql_plan ]    ÃÖ±æÈ£ 2017/09/06 16183
Admin  Tibero ¸ð´ÏÅ͸µ °¡À̵å - TechNet    ÃÖ±æÈ£ 2017/09/05 16252
Troubleshoot  java.sql.SQLSyntaxErrorException: ORA-00924: missing BY keyword    ÃÖ±æÈ£ 2016/08/25 3385
Troubleshoot  Oracle dblink Tibero UTF8 DB ÇѱÛ󸮠   ÃÖ±æÈ£ 2015/09/08 10914

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