Yearly Archives: 2020

CLOUD INSTANCE RESOPONSE FILE AND SILENT DB

CREATING A 12C DATABASE IN CLOUD INSTANCE: Create a instance in oracle cloud account Download the oracle 12c software using wget Edit the response file with ORACLE_HOME, ORACLE_BASE and groups…

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Oracle 19c Database Upgrade From 12.2.0.1.0 to 19.3.0.0 Using Manual Method

Oracle 19c Database Upgrade DETAILS SOURCE TARGET OS_VERSION OEL 6.4 OEL 6.4 DB_VERSION 12.2.0.1 19.3.0.0 DB_NAME PROD PROD ORACLE_HOME /u01/app/oracle/product/12.2.0.1/db_1 /u01/app/oracle/product/19.0.0/dbhome_1 INSTALL THE 19C BINARIES  CREATE THE REQIRED DIRECTORIES &…

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Installation and Configuration of Oracle Application Express with Oracle REST Data Services and Apache Tomcat

Installation and Configuration of Oracle Application Express with Oracle REST Data Services and Apache Tomcat Installed Softwares (requirement may vary) Oracle Application Express 5.1.4 Apache Tomcat 7.0.96 Oracle Rest Data Service ORDS…

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OEM Installation on 11g database

OEM installation on oracle 11g database   1)emctl start dbconsole [oracle@sakthi admin]$ emctl start dbconsole The following exception occurred: java.net.UnknownHostException: ol6-112.localdomain: ol6-112.localdomain at java.net.InetAddress.getAllByName0(InetAddress.java:1174) at java.net.InetAddress.getAllByName(InetAddress.java:1101) at java.net.InetAddress.getAllByName(InetAddress.java:1037) at java.net.InetAddress.getByName(InetAddress.java:987)…

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Snapshot Standby Database

STEPS TO CREATE SNAPSHOT STANDBY DATABASE PRIMARY: SQL> select name, open_mode, database_role from v$database; NAME   OPEN_MODE        DATABASE_ROLE ——— ——————– —————- GPROD   READ WRITE        PRIMARY SQL>     STANDBY SQL> select…

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Logical Standby Database

LOGICAL STANDBY PRIMARY SQL> select name, open_mode, database_role from v$database; NAME   OPEN_MODE        DATABASE_ROLE ——— ——————– —————- GPROD   READ WRITE        PRIMARY SQL>   STANDBY SQL> select name, open_mode, database_role from v$database;…

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Redo Transport Attributes required for setting in different protection mode

In this post let us see what attributes we can use under different protection mode. Redo Transport Attributes required for setting different protection mode  1. SYNC, ASYNC , AFFIRM ,…

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Database upgrade 12c to 19c using DBUA

STEPS TO UPGRADE A DATABASE FROM 12C TO 19C   DBUA UPGRADE 12C TO 19C TAKE A RMAN FULL BACKUP. STOPPING THE LISTENER RUN THE PREUPGRADE FIXUPS RUN THE PREUPGARDE…

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Oracle Dataguard Protection modes

Oracle Dataguard Protection modes There are three types of Protection Modes in Oracle Dataguard . Maximum Availability It provides highest level of protection of data without compromising availability of database. In…

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Oracle Dataguard Architecture & Background processes

In this post let us understand the Oracle dataguard Architecture and processes with the help of diagrams. Oracle Dataguard Architecture: how data flows when standby is configured   LNS process…

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