To see how much time or progress of long transaction
select * from v$session_longops where sid=100;
Category: Oracle
cp_filesystem.sql
exec dbms_output.enable(10000); set lines 130 pages 1000 set serveroutput on size 1000000 declare cursor c1 is select substr(name,1,61) complete_filename, bytes/(1024) KB, substr(name, instr(name, ‘/’, -1)+1) only_filename from v$datafile order by file#; threshold_kb number(10) := 94000000 ; size_counter number := 0; mountpoint_counter number := 1; mountpoint_prefix varchar2(10) := ‘/800t’; common_mountpoint_prefix varchar2(15) := ‘/oradata/800T/’; target_filename varchar2(61); begin…
Caching sequence in Memory
ALTER SEQUENCE CS.SESSION_ACTIVE_SEQ_ID CACHE 2000; exec sys.DBMS_SHARED_POOL.KEEP(‘CS.SESSION_ACTIVE_SEQ_ID ‘, ‘Q’) =>> To pin the sequence using the DMBS_SHARED_POOL.KEEP procedure (IF NEEDED) Potential drawbacks Setting a cache size larger then 0 can result in the loss of sequence values if the system is shutdown abruptly. When the system fails, the values that were preserved in memory are…
RMAN : Consistent Backup, Restore and Recovery using RMAN
Subject: RMAN : Consistent Backup, Restore and Recovery using RMAN Doc ID: 162855.1 Oracle9i Lab 1 Consistent Backup, Restore and Recovery using RMAN In Oracle9i, Recovery Manager still works the same as in 8 and 8i with enhancements for ease of use and manageability. Using the updateable persistent configuration options, backing up the database is…
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Backup and Recovery Scenarios
Backup and Recovery Scenarios Doc ID: 94114.1 In this Document Purpose Last Review Date Instructions for the Reader Troubleshooting Details BACKUP SCENARIOS a) Consistent backups b) Inconsistent backups c) Database Archive mode d) Backup Methods e) Incremental backups f) Support scenarios RECOVERY SCENARIOS 1. Online Block Recovery. 2. Thread Recovery. 3. Media Recovery. Media Failure…
Benefits and Usage of RMAN with Standby Databases
Subject: Benefits and Usage of RMAN with Standby Databases Doc ID: 602299.1 Applies to: Oracle Server – Enterprise Edition – Version: 9.0.1.4 to 11.1.0.6 Information in this document applies to any platform. Goal Benefits and Usage of RMAN with Standby Databases . Solution RMAN can back up the standby database and its associated archived redo…
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Oracle 11g Environment Setup
11g Environment Setting: ======================= —————————————————————– ==>cat .profile . /oracle/app/oracle/set_env_var_dba PS1=” `hostname`*${ORACLE_SID}-${PWD} ==>” EDITOR=vi; export EDITOR set -o vi stty erase PATH=$PATH:. dba() { cd /oracle/app/oracle/scripts/MAINT/DBA/bin } ———————————————————————————— ==>cat /oracle/app/oracle/set_env_var_dba # This File Sets all the Oracle Environment Variables and is called from # Each Users’s . profile file. # # Please Don’t change these settings…
New OFA for 11g
export INSTANCE_NAME=`echo $ORACLE_SID | tr ‘[:upper:]’ ‘[:lower:]’` export ORA_BDUMP=$ORACLE_HOME/admin/”$ORACLE_SID”_`hostname`/diag/rdbms/$INSTANCE_NAME/$ORACLE_SID/trace
Alter procedure auditing
A common misconception is that the ‘audit any procedure’ is a privileges auditing option associated with the privilege ‘alter any procedure’ and thus does NOT cover the alteration of a procedure that is owned by the user altering it. Note that AUDIT PROCEDURE covers: CREATE FUNCTION CREATE LIBRARY CREATE PACKAGE CREATE PACKAGE BODY CREATE PROCEDURE…
EXTPROC
EXTPROC Scope and Application A list of the essential components for executing an external procedure is included below, along with a brief description of the role of each. Database: Responsible for storing any information required to locate and execute an external procedure (e.g. the location of shared library, number and types of arguments, etc.) Initiates…