A flash recovery area is a disk location in which the database can store and manage files related to backup and recovery. Some features of Oracle database backup and recovery, such as Oracle Flashback Database and guaranteed restore points, require the use of an FRA. However, having an FRA for use by these features does…
set linesize 100 set pagesize 100 column day format a15 heading ‘Day’ column d_0 format a2 heading ’00’ column d_1 format a2 heading ’01’ column d_2 format a2 heading ’02’ column d_3 format a2 heading ’03’ column d_4 format a2 heading ’04’ column d_5 format a2 heading ’05’ column d_6 format a2 heading ’06’ column…
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set lines 132 set pages 1400 accept v_address prompt ‘Enter ADDRESS :’ accept v_hash_value prompt ‘Enter HASH VALUE :’ select sql_text from v$sqltext where address=’&v_address’ and hash_value=’&v_hash_value’ order by piece; SELECT LPAD(‘ ‘,2*(LEVEL-1))||operation||’ ‘||options ||’ ‘||object_name ||’ ‘|| DECODE(id, 0, ‘Cost = ‘||position) “Query Plan” FROM v$sql_plan START WITH id = 0 and address=’&v_address’ and…
spool /export/home/oracle/scripts/idle_cpu.txt set linesize 120 set pagesize 120 SELECT TO_CHAR (start_date, ‘DD-MON-RRRR:HH24:MI’) start_dt, user_cpu, system_cpu, idle_cpu, wait_cpu FROM stats$vmstat2 where idle_cpu=(SYSDATE – 1/48) AND ROWNUM
column start_dt format a20 column start_dt1 format a20 set lines 120 pages 300 select to_char(start_date, ‘DD-MON-RRRR:HH24:MI’) start_dt, user_cpu, system_cpu, idle_cpu, wait_cpu from STATS$VMSTAT2 where start_date > trunc(sysdate) order by start_date; select to_char(measured_date, ‘DD-MON-RRRR:HH24:MI’) start_dt, total_users, Active_users from STATS$TOTALUSERS where measured_date > trunc(sysdate) order by measured_date; select to_char(start_date, ‘DD-MON-RRRR:HH24:MI’) start_dt1, system_sessions, active_users, inactive_users, dedicated_servers, user_sessions, transactions…
select segment_name, status from dba_rollback_segs order by status, segment_name; select status, count(1) from dba_rollback_segs group by status;
select sql_text,(executions-sorts) “Diff” from v$sqlarea where (executions-sorts) < 20 and executions > 100 order by 2 ; SELECT S.sid || ‘,’ || S.serial# sid_serial, S.username, T.blocks * TBS.block_size / 1024 / 1024 mb_used, T.tablespace, T.sqladdr address, Q.hash_value, Q.sql_text FROM v$sort_usage T, v$session S, v$sqlarea Q, dba_tablespaces TBS WHERE T.session_addr = S.saddr AND T.sqladdr = Q.address…
#!/bin/ksh # This parameter will be for executing environment file. $1 $ORACLE_HOME/bin/sqlplus -s “/ as sysdba”
#!/bin/ksh ORACLE_HOME=/oracle/app/oracle/product/9.2.0.8;export ORACLE_HOME ORACLE_SID=800P; export ORACLE_SID $ORACLE_HOME/bin/sqlplus -s “/ as sysdba”
SELECT b.TABLESPACE, b.segfile#, b.segblk#, b.blocks, a.SID, a.serial#, a.username, a.osuser, a.status, c.sql_text FROM v$session a, v$sort_usage b, v$sqlarea c WHERE a.saddr = b.session_addr AND a.SQL_HASH_VALUE = c.HASH_VALUE ORDER BY b.TABLESPACE, b.segfile#, b.segblk#, b.blocks / set pagesize 10000 set linesize 133 column tablespace format a15 heading ‘Tablespace Name’ column segfile# format 9,999 heading ‘File|ID’ column segblk# format…
