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Author: Admin

Temporary Tablespace Information and restriction.

Posted on 27-Oct-2008 By Admin No Comments on Temporary Tablespace Information and restriction.

Temporary Tablespace (1) The DEFAULT TEMPORARY TABLESPACE must be of TEMPORARY type. (2) The DEFAULT TEMPORARY TABLESPACE cannot be converted to PERMANENT once it has been defined as the DEFAULT TEMPORARY TABLESPACE. (3) Before dropping the DEFAULT TEMPORARY TABLESPACE, create another one. (4) The DEFAULT TEMPORARY TABLESPACE cannot be taken OFFLINE: (5) The temporary tablespace…

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Oracle, SQL scripts

Oracle Metalink useful notes

Posted on 10-Oct-2008 By Admin No Comments on Oracle Metalink useful notes

Note:144152.1 Understanding 9i Real Application Clusters Cache Fusion Recovery

Oracle, RAC

When error comes for temporary tablespace with version <= 9i

Posted on 16-Sep-2008 By Admin No Comments on When error comes for temporary tablespace with version <= 9i

Step-1 Run @temp_use.sql as following. Following is the code for temp_use.sql SELECT b.TABLESPACE, b.segfile#, b.segblk#, b.blocks, a.SID, a.serial#, a.username, a.osuser, a.status, c.sql_text FROM v$session a, v$sort_usage b, v$sqlarea c WHERE a.saddr = b.session_addr AND a.SQL_HASH_VALUE = c.HASH_VALUE and a.sid not in (select distinct sid from v$mystat) ORDER BY b.TABLESPACE, b.segfile#, b.segblk#, b.blocks / set pagesize…

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Oracle, SQL scripts

Establishing trusted relationship between dbmonitor( central monitoring) and monitoring targets.

Posted on 16-Sep-2008 By Admin No Comments on Establishing trusted relationship between dbmonitor( central monitoring) and monitoring targets.

[1] We have logserver as existing central monitoring server. [2] need to establish other monitoring server same as logserver. [3] so login as oracle copy ~/.ssh from logserver1 to dbmonitor. on dbmonitor: cd .ssh cat id_dsa.pub id_rsa.pub > both_keys then do the following for target servers. pls note that where ssh2 is installed the file…

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Linux/Unix, shell

Finding last recovered file on DR and remove all chanracters before any “/”

Posted on 08-Sep-2008 By Admin No Comments on Finding last recovered file on DR and remove all chanracters before any “/”

sunflower1/800P>ssh sunlight1 “grep “Media ” /EMCdb19/oracle/800L/bdump/alert_800L.log| grep -v grep | grep “arch” | tail -1 ” Media Recovery Log /EMCdb16/archlog/800P/arch0000296866.arc sunflower1/800P> sunflower1/800P>ssh sunlight1 “grep “Media ” /EMCdb19/oracle/800L/bdump/alert_800L.log| grep -v grep | grep “arch” | tail -1 | sed -e s#^.*/##” arch0000296866.arc sunflower1/800P>

Linux/Unix, shell

replace alphabets using sed

Posted on 28-Aug-2008 By Admin No Comments on replace alphabets using sed

Following will replace anything except numeric digits. sunflower1/800P>echo /db15/archlogbak/800P/arch0000295711.arc | awk -F”/” ‘{print $NF}’ | sed -e ‘s|[^0-9]||g’ 0000295711

Linux/Unix, shell

Reading parameter file and printing

Posted on 01-Aug-2008 By Admin No Comments on Reading parameter file and printing

#/bin/ksh -x for myread in `cat /export/home/oracle/scripts/check_recovery.par` do TARGET_SID=`echo $myread | awk -F”,” ‘{print $1}’` SOURCE_SSH=`echo $myread | awk -F”,” ‘{print $2}’` SOURCE_HOST=`echo $myread | awk -F”,” ‘{print $3}’` SOURCE_ENVFILE=`echo $myread | awk -F”,” ‘{print $4}’` SOURCE_ORACLE_HOME=`echo $myread | awk -F”,” ‘{print $5}’` TARGET_SSH=`echo $myread | awk -F”,” ‘{print $6}’` TARGET_HOST=`echo $myread | awk -F”,”…

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Linux/Unix, shell

checking connectivity between two servers

Posted on 29-Jul-2008 By Admin No Comments on checking connectivity between two servers

LASTFILE=`${PRDCMODE} ${PRDHOST} “ls -latr ${PRDARCH}/*.arc” |nawk ‘{print $9}’|tail -1|sed ‘s/[A-Za-z/. ]//g’|sed ‘s/^0*/ /g’` if [ $? != 0 ];then print “${STB1SID}: ${ALIAS} Standby on ${STB1HOST} – CRITICAL ERROR” >> ${NOTOKLOG} 2>/dev/null exit 50 fi

Linux/Unix, shell

Find long Running Transaction

Posted on 28-Jul-2008 By Admin No Comments on Find long Running Transaction

+++++++++++++longtx_12HR.sh #!/bin/sh . /opt/app/oracle/oracle_env NOTIFY_LIST=dbaoracle@1800flowers.com $ORACLE_HOME/bin/sqlplus -s “/ as sysdba” @/opt/app/oracle/scripts/longtx_12HR.sql if [ `cat /opt/app/oracle/scripts/log/long_transaction_list.lst | grep -i “*****ATLAS NOTIFICATION REQUIRED*****” | wc -l` -n e 0 ]; then mailx -s “LONG RUNNING TRANSACTION ON ATLAS `hostname` on `date` ” $NOTIFY_LIST < /opt/app/oracle/scripts/log/long_transactio n_list.lst fi +++++++++++++longtx_12HR.sql set lines 120 pages 300 set serveroutput on exec...

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Linux/Unix, shell

Check_recovery.sh program to run sqlplus and return its values remotely.

Posted on 21-Jul-2008 By Admin No Comments on Check_recovery.sh program to run sqlplus and return its values remotely.

#/bin/ksh -x NOTIFY_LIST=”pmehta@1800flowers.com” SOURCE_ARCH_DEST=/db5/archlog/800P TARGET_SID=UOC SOURCE_SSH=/usr/local/bin/ssh TARGET_SSH=/usr/local/bin/ssh SOURCE_HOST=nyuocdbprod01s TARGET_HOST=uocdbprod21 TARGET_ORACLE_HOME=/oracle/app/oracle/product/10.1 TARGET_ENVFILE=/oracle/app/oracle/oraprocs/oracle_env_UOC SOURCE_ORACLE_HOME=/oracle/app/oracle/product/10.1 SOURCE_ENVFILE=/export/home/oracle/oraprocs/oracle_env_10g_UOC MY_SQL=”select max(SEQUENCE#) from v$log_history;” MY_SQL1=”select count(1) from v$log_history where first_time >= (sysdate – (45/1440));” TARGET_SEQ=`$TARGET_SSH $TARGET_HOST “. $TARGET_ENVFILE; $TARGET_ORACLE_HOME/bin/sqlplus -S / as sysdba

Linux/Unix, shell

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