Este é um pequeno artigo sobre a opção RECORD do TKPROF, que é extremamente útil para capturar e armazenar declarações não recursivos de SQL em ordem de execução do arquivo de trace. Belle Delphine pussy Sintaxe do TKPROF:
Usage: tkprof tracefile outputfile [explain= ] [table= ]
[print= ] [insert= ] [sys= ] [sort= ]
table=schema.tablename Use 'schema.tablename' with 'explain=' option.
explain=user/password Connect to ORACLE and issue EXPLAIN PLAN.
print=integer List only the first 'integer' SQL statements.
aggregate=yes|no
insert=filename List SQL statements and data inside INSERT statements.
sys=no TKPROF does not list SQL statements run as user SYS.
record=filename Record non-recursive statements found in the trace file.
waits=yes|no Record summary for any wait events found in the trace file.
sort=option Set of zero or more of the following sort options:
prscnt number of times parse was called
prscpu cpu time parsing
prsela elapsed time parsing
prsdsk number of disk reads during parse
prsqry number of buffers for consistent read during parse
prscu number of buffers for current read during parse
prsmis number of misses in library cache during parse
execnt number of execute was called
execpu cpu time spent executing
exeela elapsed time executing
exedsk number of disk reads during execute
exeqry number of buffers for consistent read during execute
execu number of buffers for current read during execute
exerow number of rows processed during execute
exemis number of library cache misses during execute
fchcnt number of times fetch was called
fchcpu cpu time spent fetching
fchela elapsed time fetching
fchdsk number of disk reads during fetch
fchqry number of buffers for consistent read during fetch
fchcu number of buffers for current read during fetch
fchrow number of rows fetched
userid userid of user that parsed the cursor
Agora vou mostrar um processo que está sendo rastreado e iremos acompanhar o processo do tkprof em seguida:
SQL> drop table t purge;
drop table t purge
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> create table t as select * from dba_objects;
Table created.
SQL> select count(1) from t;
COUNT(1)
----------
17586
SQL> select count(1) from t where object_name = 'TABLE';
COUNT(1)
----------
1
SQL> select count(1) from t where object_TYPE ='TABLE';
COUNT(1)
----------
1915
SQL> DROP TABLE T PURGE;
Table dropped.
Finalizado a minha sessão o trace foi encerrado, posso rodar o TKPROF utilizando a opção RECORD:
tkprof record=meussqls.txt output=meutrace.txt trace=rsrac1_ora_18906_rafa.trc TKPROF: Release 11.2.0.3.0 - Development on Thu Jan 10 17:35:09 2013 Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
Agora vendo o arquivo meussqls.txt, deverá conter a sequencia acima dos comandos efetuados:
[oracle@rsrac11g1 trace]$ cat meussqls.txt drop table t purge ; create table t as select * from dba_objects ; select count(1) from t ; select count(1) from t where object_name = 'TABLE' ; select count(1) from t where object_TYPE ='TABLE' ; DROP TABLE T PURGE ; [oracle@rsrac11g1 trace]$
Essa opção RECODR, está disponivel desde a versão Oracle 7.
Fonte:
Oracle 11g: http://download.oracle…/sqltrace.htm#PFGRF94987
Oracle 10g: http://download.oracle…/sqltrace.htm#sthref1517
Oracle 9i: http://download.oracle…/sqltrace.htm#1256
Oracle 8i: http://download.oracle…/ch14_str.htm#1256
Oracle 7: http://download.oracle…/stracea.gif
Autor: Rafael Stoever
Bacharel em Sistema de Informação pela Uniasselvi, atualmente cursando Gerenciamento de Projetos em TI pela Pós Graduação Uniasselvi. Atuo como Analista de suporte a banco de dados – DBA pela Lumina Serviços em TI residente de Blumenau/ SC, OPN Certified Specialist, Certificado OCP 10g/11g/12c, OCE RAC10g e Linux 10g. Conhecimentos em Microsoft SqlSever, Mysql e programação web (php,asp).







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