TRUNCATE Privs
To truncate a table or cluster, the table or cluster must be in your schema or you must have DROP ANY TABLE system privilege.
Single character replacement in Unix
uocdbprod21->WEBARCH@(/db2/oradata)ls -rlt /db?/oradata/WEBP18F /db6/oradata/WEBP18F: total 0 /db5/oradata/WEBP18F: total 0 /db3/oradata/WEBP18F: total 0 /db4/oradata/WEBP18F: total 0 /db2/oradata/WEBP18F: total 0 uocdbprod21->WEBARCH@(/db2/oradata)
Create type and Grant on it.
conn cs/XXX Create TYPE VARCHAR2_ARRAY AS VARRAY(5000) OF VARCHAR2(50); Grant execute on VARCHAR2_ARRAY to r_exec_cs;
Flowers Resize datafiles
In flowers we resize datafile using following command: alter database resize datafile ‘/path1/filename.dbf’ resize 500M; this will change that datafles ‘SIZE’ column and allocate that much space for that datafile. If you are having standby database pls make sure that enough space is available for that file expansion.
age_alert.ksh aging out alert.log
!/bin/ksh . /export/home/oracle/envs/oracle_env_PNETP save_date=`date +%Y%m%d%H%M` # Set ORATAB variable if [ -f /etc/oratab ] ; then ORATAB=/etc/oratab else if [ -f /var/opt/oracle/oratab ] ; then ORATAB=/var/opt/oracle/oratab else echo “” echo “`date` Cannot find oratab!” echo “” exit 2 fi fi export ORATAB # search the alert log for errors for all databases # for ORACLE_SID…
cur_sql.sql
spool cur_sql set lines 132 set pages 300 col USR format a14 col PAR heading “Parsing ID” format 9999999 col ELA heading “ELP time(Sec)” format 9999999.0 col HASH heading “Hash Value” col USR heading “Parsing User” col T heading “SQL Text having Elapsed time > 1 sec” break on HASH on USR on ELA skip…
avail.sh ( find filesystem spae usage)
df -k | grep -i “/EMCdb”|awk ‘{tot += $2; used += $3; avail += $4;} END {print “Total”,tot/1024/1024,”Used “,used/1024/1024,”Avail “avail/102 4/1024, “Avail % ” avail*100/tot, “Used % ” used*100/tot}’ df -k | grep -i “/testdb”|awk ‘{tot += $2; used += $3; avail += $4;} END {print “Total”,tot/1024/1024,”Used “,used/1024/1024,”Avail “avail/10 24/1024, “Avail % ” avail*100/tot, “Used…
Gather Stats manually using DBMS_STATS after disabling DBMS_SCHEDULER jobs as previous entry
. $ENV_FILE echo “Started Analyze Schema of $SCHEMA_NAME at `date +%D-%T`” $ORACLE_HOME/bin/sqlplus -s DBMS_STATS.DEFAULT_DEGREE, cascade => TRUE, granularity=> ‘ALL’ ); EOF echo “Ended at `date +%D-%T`” – Script End Also, configure cron for execution on every sunday 11.00 PM as following. 00 11 * * 0 /export/home/oracle/oraprocs/analyze_schema.ksh /oracle/app/oracle/oraprocs/ora_SID.env CIF > /export/home/oracle/oraprocs/logs/analyze_schema_CIF.log 2> /export/home/oracle/oraprocs/logs/analyze_schema_CIF.err
Gather Stats manually using DBMS_STATS after disabling DBMS_SCHEDULER jobs as previous entry
Follwing is the script for manually gathering Stats using DBMS_STATS. Execution will be like ./analyze_schema.ksh /oracle/app/oracle/oraprocs/ora_SID.env CIF – Script Start #!/usr/bin/ksh ########## Configuration ############# ENV_FILE=$1 SCHEMA_NAME=$2
Disbaling DBA_SCHEDULER_JOBS
select job_name, state from dba_scheduler_jobs SQL> execute DBMS_SCHEDULER.DISABLE(‘GATHER_STATS_JOB’); PL/SQL procedure successfully completed. SQL> execute DBMS_SCHEDULER.DISABLE(‘PURGE_LOG’); PL/SQL procedure successfully completed. SQL> commit; Commit complete. SQL>