Database Blog

Flashback Table

Flashback Table

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Script to check if sql connectivity hangs in RAC nodes due to different issues

### Schedule the script in crontab every 2 minutes based on need, to check if the sql connectivity is ### successful without hanging in each RAC node. mail_id=`cat /home/oracle/scripts/mail_members.txt`file=/home/oracle/scripts/logs/1.logif […

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How to change Virtual IP and Scan IP in an existing RAC environment

Output of current Host file: =================== # Do not remove the following line, or various programs # that require network functionality will fail. 127.0.0.1       localhost.localdomain localhost ::1             localhost6.localdomain6 localhost6 #OLD…

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Calling Operating System Commands From PL/SQL Using External Procedures

Calling Operating System Commands From PL/SQL Using External Procedures (Doc ID 99136.1) Overview The ability to call operating system commands from PL/SQL is a feature that is easily implemented in…

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Minimal downtime rolling database upgrade to 12c Release 1

Minimal downtime rolling database upgrade to 12c Release 1 This note describes the procedure used to perform a rolling database upgrade from 11.2.0.3 to Oracle 12c Release 1 using a…

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Windows Batch Script To Generate AWR Report

Windows Batch Script to Generate AWR Report

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Oracle E-Business Suite Extensions for Oracle Endeca

          Overview:            Oracle Endeca Information Discovery (EID) is a sophisticated data discovery platform that searches for and filters data. It is based on a patented hybrid search-analytical database, and…

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Run SQL Tuning Advisor from SQL Prompt

Get SQL ID===========select distinct hash_value, sql_id, sql_textfrom v$sqlwhere sql_text like ‘%pktable_cat%’and sql_text not like ‘select distinct hash_value, sql_id%’;Create Tuning Task:===================DECLAREmy_task_name VARCHAR2(30);BEGINmy_task_name := DBMS_SQLTUNE.CREATE_TUNING_TASK(sql_id => ‘0j3dqg3a8aj8c’,scope => ‘COMPREHENSIVE’,time_limit => 3600, task_name =>…

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ORA-01741: illegal zero-length identifier

Scenario: ======== While adding multiple schemas to a single workspace, we get the following error in Apex version 4.1 which is identified as a Bug in the version and it…

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Error “ORA-0000: normal, successful completion” during Gather Schema Statistics for AP Schema

ISSUE:——— When attempting to run the concurrent program Gather Schema Statistics for AP schema the following error occurs. ERROR ———- ORA-0000: normal, successful completion +—————————————————————————+ Start of log messages from…

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