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  • Backup and Recovery
  • Cloning

Duplicate database until Point in Time recover, using backup location from RAC to single instance

Prepare by:  Nurullah Sharif Scope: Point in Time Recovery   Duplicate database until Point in Time recover, using backup location.…

  • oracle 12c

CDB and PDB concepts in Oracle 12c

Oracle introduced PDB from 12c to minimize following drawbacks in 11g   In 11g,sometimes we need to create numerous databases…

  • SCRIPTS

Index creation progress in oracle

----------Progress index creation-------------- set lines 200 col "Index Operation" for a60 select sess.sid as "Session ID", sql.sql_text as "Index Operation",…

  • cloud control 13c

Step by step Upgrade cloud control from 13cR1 to 13cR2 (13.2.0.0.0)

Prerequisites for Upgrading to Enterprise Manager Cloud Control 13c Release 2 1.First latest PSU patch needs to be applied in…

  • Troubleshooting

Oracle time stamp showing wrong timezone connecting TNS remote

Time stamp problem:- sqlplus system/****@ORCL SQL>alter session set nls_date_format='dd-mm-yyyy hh:mi:ss'; SQL>select instance_name from v$instance; SQL>select   sysdate,   current_timestamp,  …

  • AWS
  • PostgreSQL
  • SCRIPTS

PostgreSQL Database Backup to S3 and Restore from S3 using simple shell script

Following topic will discuss how to Backup and Restore PostgreSQL Databases directly in S3. This topic will help you to…

  • PLSQL for DBA

BASIC SQL REFERENCE FOR ORACLE DBA

OVERVIEW OF SQL Please create the scott schema from the following GITHUB repository //github.com/oracle/dotnet-db-samples/blob/master/schemas/scott.sql EXECUTING SELECT STATEMENT SQL> SELECT *…

  • Troubleshooting

Error undefined symbol: JNU_ThrowByName during oracle 12c R2 installation

We faced this error during Oracle12cR2 installation. During our installation of oracle 12.2 in new home on existing Oracle 11g…

  • Linux

Add additional swap space in RHEL 7

This document describes process to add additional swap space in RHEL 7. 1.First partition your newly added disk [root@LinuxAcademy dev]#…

  • Linux

Extend LVM after adding new disk to the server Linux

This document describes the procedure to extend your existing mount point after adding the disk in RHEL 7 using LVM.…