sql 읽 기trace
6087 단어 Trac
TKPROF: Release 11.2.0.1.0 - Development on 11 3 21:39:41 2014
Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.
Trace file: c:\orcl_ora_4075.trc
Sort options: default
********************************************************************************
count = number of times OCI procedure was executed
cpu = cpu time in seconds executing
elapsed = elapsed time in seconds executing
disk = number of physical reads of buffers from disk
query = number of buffers gotten for consistent read
current = number of buffers gotten in current mode (usually for update)
rows = number of rows processed by the fetch or execute call
********************************************************************************
SQL ID: 4tk6t8tfsfqbf
Plan Hash: 0
alter session set sql_trace=true
call count cpu elapsed disk query current rows
------- ------ -------- ---------- ---------- ---------- ---------- ----------
Parse 0 0.00 0.00 0 0 0 0
Execute 1 0.00 0.00 0 0 0 0
Fetch 0 0.00 0.00 0 0 0 0
------- ------ -------- ---------- ---------- ---------- ---------- ----------
total 1 0.00 0.00 0 0 0 0
Misses in library cache during parse: 0
Misses in library cache during execute: 1
Optimizer mode: ALL_ROWS
Parsing user id: SYS
********************************************************************************
select t.ename,m.dname from scott.EMP t,scott.dept m where t.deptno=m.deptno
and m.deptno=88
call count cpu elapsed disk query current rows
------- ------ -------- ---------- ---------- ---------- ---------- ----------
Parse 1 0.00 0.00 0 0 0 0
Execute 1 0.00 0.00 0 0 0 0
Fetch 7 0.01 0.01 0 84 0 90
------- ------ -------- ---------- ---------- ---------- ---------- ----------
total 9 0.01 0.01 0 84 0 90
Misses in library cache during parse: 0-- 0 1
Optimizer mode: ALL_ROWS
Parsing user id: SYS
/*
cr=222957 -- -- FETCH query
pr=222186 --
pw=0 --
time=100000562 us -- ， ：
rows --
*/
Rows Row Source Operation
------- ---------------------------------------------------
90 NESTED LOOPS (cr=84 pr=0 pw=0 time=0 us cost=4 size=22 card=1)
1 TABLE ACCESS BY INDEX ROWID DEPT (cr=2 pr=0 pw=0 time=0 us cost=1 size=13 card=1)
1 INDEX UNIQUE SCAN PK_DEPT (cr=1 pr=0 pw=0 time=0 us cost=0 size=0 card=1)(object id
73180)
90 TABLE ACCESS FULL EMP (cr=82 pr=0 pw=0 time=0 us cost=3 size=9 card=1)
********************************************************************************
SQL ID: aam2chsgpj7mb
Plan Hash: 0
alter session set sql_trace=false
call count cpu elapsed disk query current rows
------- ------ -------- ---------- ---------- ---------- ---------- ----------
Parse 1 0.00 0.00 0 0 0 0
Execute 1 0.00 0.00 0 0 0 0
Fetch 0 0.00 0.00 0 0 0 0
------- ------ -------- ---------- ---------- ---------- ---------- ----------
total 2 0.00 0.00 0 0 0 0
Misses in library cache during parse: 1
Optimizer mode: ALL_ROWS
Parsing user id: SYS
********************************************************************************
OVERALL TOTALS FOR ALL NON-RECURSIVE STATEMENTS
call count cpu elapsed disk query current rows
------- ------ -------- ---------- ---------- ---------- ---------- ----------
Parse 2 0.00 0.00 0 0 0 0
Execute 3 0.00 0.00 0 0 0 0
Fetch 7 0.01 0.01 0 84 0 90
------- ------ -------- ---------- ---------- ---------- ---------- ----------
total 12 0.01 0.02 0 84 0 90
Misses in library cache during parse: 1
Misses in library cache during execute: 1
OVERALL TOTALS FOR ALL RECURSIVE STATEMENTS
call count cpu elapsed disk query current rows
------- ------ -------- ---------- ---------- ---------- ---------- ----------
Parse 0 0.00 0.00 0 0 0 0
Execute 0 0.00 0.00 0 0 0 0
Fetch 0 0.00 0.00 0 0 0 0
------- ------ -------- ---------- ---------- ---------- ---------- ----------
total 0 0.00 0.00 0 0 0 0
Misses in library cache during parse: 0
3 user SQL statements in session.
0 internal SQL statements in session.
3 SQL statements in session.
********************************************************************************
Trace file: c:\orcl_ora_4075.trc
Trace file compatibility: 11.1.0.7
Sort options: default
1 session in tracefile.
3 user SQL statements in trace file.
0 internal SQL statements in trace file.
3 SQL statements in trace file.
3 unique SQL statements in trace file.
57 lines in trace file.
13 elapsed seconds in trace file.
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