Step by Step Physical Standby Database Creation in Oracle Data Guard is used for disaster recovery and high availability. Due to any disaster, if our PRIMARY database got crash so, in that case, our STANDBY may become our PRIMARY database. Here, our client requirement, we need to create a STANDBY database using RMAN backup. Below
Step by Step Oracle Database Upgrade from 11g (11.2.0.4) to 12c (12.2.0.1) using DBUA Here we are going to demonstrate step-by-step Oracle database upgrades from 11g (11.2.0.4) to 12c (12.2.0.1), same steps can be followed to upgrade to 12.1.0.2 as well. List of target upgrade versions from supported source version, data source support.oracle.com. Target DB
Identity key store file not found weblogic.nodemanager.common.ConfigException In this post, we are going to demonstrate how to fix the issue of Identity key store file not found weblogic.nodemanager.common.ConfigException. When we tried to start node manager, we encounter the below error. The cause of this issue is because the DemoIdentity.jks is not generated at the time
Step by Step Drop Database using DBCA in Oracle In this article, we are going to demonstrate Step by Step DROP database using DBCA (GUI) in Oracle. Generally, we do drop the database when application testing completed or not require anymore to business. We can drop the database using the below methods: 1. Manual (Command
Step by Step How to increase SGA size in Oracle I was facing a memory issue in my environment after validating the AWR and ADDM reports and came to the conclusion that SGA is undersized. Below are both options to increase SGA_MAX_SIZE and SGA_TARGET size using pfile & spfile. in our environment, it’s running using
Combo Patch Apply on Primary & Standby Database in Oracle In this article, we are going to demonstrate step by step apply combo patches on Oracle Primary & Standby (DATAGUARD) which released in January 2021, combo patch contains PSU (31985579) and OJVM (32119956) patches. Below is the database, system, patch id, etc. details. COMPONENTS PRIMARY
How to Check PGA full information in Oracle. A Program Global Area (PGA) is a memory region that contains data and control information for a server process. It is nonshared memory created by Oracle Database when a server process is started. Access to the PGA is exclusive to the server process. There is one PGA for
How to Check Long Running Job in the Oracle Database Sometimes in the database, few queries are taking a long time to complete the query, to validate which query taking a long time. Below is the query to check the long-running jobs/queries in the database where: SOFAR:- Total block Processed. TOTAL WORK:- Total work Block
How to Enable GUI in LINUX 7 Inside Oracle VM In this article, we are going to demonstrate how to enable/install GUI mode in LINUX 7.9 in side Oracle VM. This situation occurs when we don’t select the correct available option while installation for GUI/missing require packages. So when we start the server, we get
Steps by steps to run SQL Tuning Advisor in Oracle As we all know running a slow query is a major performance issue in the database also has the biggest challenge for DBA to resolve this issue. Resolving the slowness issue we are using an Oracle tool called SQL Advisor. When you run SQL advisor
