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Category: SQL scripts

Recovering lost SYS password

Posted on 22-May-2009 By Admin No Comments on Recovering lost SYS password

Recovering from lost sys password using OS authentication on Unix. #1. make sure that the OS user that is logged on is member of the dba group. If the dba group is not known, check the file: $ORACLE_HOME/rdbms/lib/config.c (or config.s) #2. make sure that the sqlnet.ora file does not contain the: sqlnet.authentication_services parameter. If this…

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Oracle, SQL scripts

longtx.sql with the flag whether session is blocking any DML locks or not.

Posted on 18-May-2009 By Admin No Comments on longtx.sql with the flag whether session is blocking any DML locks or not.

col machine format a30 col sid format 99999 col serial# format 99999 col sid_info format a14 col Transaction_id format a20 col username format a8 col days format 99.99 col hours1 format 999999 col TX_HRS format 999 col USER_HRS format 999 col LOCK format a2 set lines 120 pages 200 select a.sid || ‘,’ || a.serial#…

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Oracle, SQL scripts

FRA Information.

Posted on 18-May-2009 By Admin No Comments on FRA Information.

Applies to: Enterprise Manager for RDBMS – Version: 10.1.0.0 to 11.1 Oracle Server – Enterprise Edition – Version: 10.1.0.0 to 11.1 Information in this document applies to any platform. Purpose This article contains FAQ for Flash Recovery Area ( FRA ) Questions and Answers 1. What is a Flash Recovery Area and how to configure…

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Oracle, SQL scripts

Oracle Connections expire_time and firewall

Posted on 05-May-2009 By Admin No Comments on Oracle Connections expire_time and firewall

When the client or server closes the communication it sends TCP FIN type packet, this is a normal socket closure. However, it is not uncommon that the client server communication abruptly ending without closing the end points properly by sending FIN packet, for example, when the client or server crashed, power down or a network…

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Oracle, SQL scripts

Ports used by Oracle Software

Posted on 03-Mar-2009 By Admin No Comments on Ports used by Oracle Software

files are $ORACLE_HOME/install/setupinfo.txt $ORACLE_HOME/install/portlist.ini

Oracle, SQL scripts

All Hints for Oracle Databases

Posted on 05-Feb-2009 By Admin No Comments on All Hints for Oracle Databases

SQL Statement Hints – A Summary See Note 35934.1 for CBO issues. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ General: – Syntax: /*+ HINT HINT … */ (In PLSQL the space between the ‘+’ and the first letter of the hint is vital as otherwise the hint may be ignored so /*+ ALL_ROWS */ is fine but /*+ALL_ROWS */ will cause…

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Oracle, SQL scripts

DBMS_JOB all example

Posted on 21-Jan-2009 By Admin No Comments on DBMS_JOB all example

Job Execution Interval: ‘SYSDATE + 7’ Exactly seven days from the last execution ‘SYSDATE + 1/48’ Every half hour ‘NEXT_DAY(TRUNC(SYSDATE), ”MONDAY”) + 15/24’ Every Monday at 3PM ‘NEXT_DAY(ADD_MONTHS(TRUNC(SYSDATE, ”Q”), 3), ”THURSDAY”)’ First Thursday of each quarter Remobe the job: BEGIN DBMS_JOB.REMOVE(14144); END; / Change the job: In this example, job number 14144 is altered to…

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Oracle, SQL scripts

dbms_job.submit example

Posted on 21-Jan-2009 By Admin No Comments on dbms_job.submit example

VARIABLE jobno NUMBER BEGIN DBMS_JOB.SUBMIT(:jobno, ‘DBMS_DDL.ANALYZE_OBJECT(”TABLE”, ”HR”, ”EMPLOYEES”, ”ESTIMATE”, NULL, 50);’, SYSDATE, ‘SYSDATE + 1’); COMMIT; END; / PRINT jobno JOBNO ———- 14144

Oracle, SQL scripts

Find_stale_dr.sql finding stale physical DR..

Posted on 19-Jan-2009 By Admin No Comments on Find_stale_dr.sql finding stale physical DR..

col name format a50 col UNRECOVERABLE_CHANGE# format 999999999999999999999 col dt1 format a30 set lines 120 pages 200 SELECT NAME, UNRECOVERABLE_CHANGE#, TO_CHAR (UNRECOVERABLE_TIME,’DD-MON-YYYY HH:MI:SS’) dt1 FROM V$DATAFILE WHERE UNRECOVERABLE_CHANGE# != 0;

Oracle, SQL scripts

Sequence Resetting

Posted on 09-Jan-2009 By Admin No Comments on Sequence Resetting

—————— CS Sequences maintenance——————- column last_number format 9999999999999999 select * from user_sequences where sequence_name in (‘UOC_ORDER_SEQ_ID’); select 2300000000 – CurrVAl – 20 LAST_NUMBER from dual; alter sequence UOC_ORDER_SEQ_ID increment by NOCACHE; Increment Once. select UOC_ORDER_SEQ_ID.nextval from dual; Confirm Value comes to 2300000000. After that alter sequence UOC_ORDER_SEQ_ID increment by 1 NOCACHE; alter sequence UOC_ORDER_SEQ_ID maxvalue…

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Oracle, SQL scripts

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