Database Blog

Sql plan base line export and import it in new database

Check the count of sql baselines to be exported:- select count(*) from dba_sql_plan_baselines; 725 Create a user with which the base should be exported:- create user sqbl identified by “#####”;…

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Oracle 12c- Dataguard Failover Using DGMGRL Utility

Dataguard Failover Using DGMGRL Failover is an irreversible transition of a standby database to the primary role. This is only done in the event of a catastrophic failure of the…

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Oracle 19c-Performing Dataguard Switchover Using DGMGRL Utility

Dataguard Switchover Using DGMGRL A switchover is a role reversal between the primary database and one of its standby databases. A switchover guarantees no data loss. This is typically done…

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External tables & tkprof in DBA

EXTERNAL TABLES External tables are the tables which access the data present in external source This table has the data that is stored in outside database We can query this…

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How To Setup Dataguard Broker Configuration (DG Broker) In 19c

Dataguard Broker Configuration Description : Dataguard broker is used to automate monitoring and controlling standby setups. It is very much useful, when the organization has multiple standby sites. Broker keeps…

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DBA Auditing database

DBA Auditing: It is used to audit all the operations performed by the user on schema objects, gor this we need to enable auditing for a database, to enable it…

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Flashback Database

Flashback Drop: Recovering the table for the recycle bin, once a table is dropped it will be stored in recycle bin.Hence recovering the table from recycle bin. To perform flashback…

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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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