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Category: Oracle

pvm_pre_change.sql

Posted on 23-Jun-2009 By Admin No Comments on pvm_pre_change.sql

column currdate new_value pvmdt noprint select ‘pvm_comp_’ || to_char(SYSDATE, ‘DDMONRRRR_HH24MI’) || ‘.sql’ currdate from v$instance; spool &pvmdt set lines 120 pages 2000 set head off set feedback off prompt set pages 5000 lines 120 prompt select ‘prompt ‘||a.owner||’.’||a.object_name||’ – ‘||a.object_type|| chr(10)|| prompt ‘alter ‘|| prompt decode(a.object_type,’PACKAGE BODY’,’PACKAGE’,object_type) || ‘ “‘|| prompt a.owner||’”.’||a.object_name||’ compile ‘|| prompt…

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Oracle, SQL scripts

Database logon trigger issue

Posted on 22-Jun-2009 By Admin No Comments on Database logon trigger issue

Problem Description ——————- You create a database event trigger that fires each time a user connects to the database. For any reason, the login trigger becomes invalid. (The trigger is retrieving information from a table that may be inadvertently dropped.) Who can connect? Solution Description ——————– Connect under a user who owns the following system…

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Oracle, SQL scripts

Restoring a user’s original password 1051962.101

Posted on 05-Jun-2009 By Admin No Comments on Restoring a user’s original password 1051962.101

WARNING ======= The method described in this article is not officially supported by development, therefore when you get errors using this procedure support cannot file a bug for it. Please make no mistakes when setting the HEX value with the VALUES keyword as bad values may cause internal errors. This undocumented feature exists to support…

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Oracle, SQL scripts

ORA-1841 Error Connecting to Upgraded Database After Set PASSWORD_LIFE_TIME

Posted on 05-Jun-2009 By Admin No Comments on ORA-1841 Error Connecting to Upgraded Database After Set PASSWORD_LIFE_TIME

Problem: ~~~~~~~~ When you upgrade the database from Oracle V7 to V8, and then create a profile which limits password_life_time, existing users cannot login to the database. New users can login without a problem. To reproduce this problem: 1. Create a test user (test1) in a V7 database: grant connect, resource to test1 identified by…

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Oracle, SQL scripts

find_string_in_database.sql

Posted on 02-Jun-2009 By Admin No Comments on find_string_in_database.sql

set lines 120 pages 2000 accept pvm prompt “Enter The String You Want to Search -> ” select distinct owner, name, type from dba_source where instr(upper(text), upper(‘&pvm’)) != 0 ; set serveroutput on DECLARE CURSOR cur_triggers IS SELECT owner, trigger_name, table_name, trigger_body FROM dba_triggers; v_position INTEGER; BEGIN DBMS_OUTPUT.ENABLE(NULL); DBMS_OUTPUT.PUT_LINE(‘OWNER TABLE NAME TRIGGER NAME ‘); DBMS_OUTPUT.PUT_LINE(‘===================================================================================================’)…

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Oracle, SQL scripts

How to Make Trace Files Created by Oracle Readable by All Users ?

Posted on 27-May-2009 By Admin No Comments on How to Make Trace Files Created by Oracle Readable by All Users ?

Problem Description: ~~~~~~~~~~~~~~~~~~~~ How do you make all trace files that Oracle creates readable to owner, group, and world or public? Any “*.trc” files created by Oracle have permissions of 640, with owner of Oracle and group DBA. For example: -rw-r—– oracle dba Setting umask in the users login script (.cshrc or .profile) does not…

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Oracle, SQL scripts

How To Limit The Access To The Database So That Only One User Per Schema Are Connected (One Concurrent User Per Schema)

Posted on 27-May-2009 By Admin No Comments on How To Limit The Access To The Database So That Only One User Per Schema Are Connected (One Concurrent User Per Schema)

1. Set in INIT.ORA the parameter resource_limit = true and restart Database. Since Oracle 9iR2 (9.2.0.1) you can perform this without restarting Database by issuing as SYS: alter system set resource_limit=true; 2. Connect to Database as SYSTEM or SYS and create the following Profile: create profile single_user limit sessions_per_user 1; The other parameters should be…

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Oracle, SQL scripts

Default User Profile

Posted on 27-May-2009 By Admin No Comments on Default User Profile

Problem Description ——————- The DBA needs to know which values are assigned to limits set to DEFAULT for a given profile. Querying DBA_PROFILES does not display the actual values but rather lists DEFAULT for those LIMITs. Solution Description ——————– From the SQL*Plus prompt, type: SQL> select * from dba_profiles where profile = ‘DEFAULT’; PROFILE RESOURCE_NAME…

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Oracle, SQL scripts

Privilege to describe the table.

Posted on 27-May-2009 By Admin No Comments on Privilege to describe the table.

The REFERENCES object privilege allows a user to describe a table for which he has been granted the privilege on.

Oracle, SQL scripts

database trigger failing

Posted on 27-May-2009 By Admin No Comments on database trigger failing

Normal triggering events doesn’t succeed when corresponding triggers fails. But there is EXCEPTION for STARTUP events: STARTUP events succeed even if the trigger fails. There are also exceptions for SHUTDOWN events and for LOGON events if you login as SYSTEM

Oracle, SQL scripts

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