Oracle 21c New Feature – Prepare Database for Data Guard

The Data Guard Broker PREPARE DATABASE FOR DATA GUARD command configures a database to be used as a Primary Database in a Data Guard Broker configuration. It enables and sets a number of database parameters like LOG_BUFFER, DG_BROKER_START, STANDBY_FILE_MANAGEMENT, DB_BLOCK_CHECKSUM etc. It also enables FLASHBACK and ARCHIVELOG for the database and creates the Standby Redo […]

Oracle GoldenGate 18c New Features

Oracle GoldenGate 18c now provides support for some new features which were introduced in Oracle database 12c – namely support for Identity Columns and In-Database Row Archival. Identity columns enables us to specify that a column should be automatically populated from a system-created sequence which is similar to the AUTO_INCREMENT column in MySQL or IDENTITY […]

How to configure an Oracle 18c read-only Oracle Home

Execute the roohctl -enable command from $ORACLE_HOME/bin directory   [oracle@host02 dbhome_1]$ pwd /u02/app/oracle/product/18.0.0/dbhome_1 [oracle@host02 dbhome_1]$ cd bin [oracle@host02 bin]$ ./roohctl -enable Enabling Read-Only Oracle home. Update orabasetab file to enable Read-Only Oracle home. Orabasetab file has been updated successfully. Create bootstrap directories for Read-Only Oracle home. Bootstrap directories have been created successfully. Bootstrap files have […]

How to install the Oracle 18c RPM-based database software

Download and install the Oracle Pre-installation RPM [oracle@host01 gghome]$ su – Password: [root@host01 ~]# yum install oracle-database-preinstall-18c Loaded plugins: refresh-packagekit, security, ulninfo Setting up Install Process Resolving Dependencies –> Running transaction check —> Package oracle-database-preinstall-18c.x86_64 0:1.0-1.el6 will be installed –> Finished Dependency Resolution Dependencies Resolved ================================================================================ Package Arch Version Repository Size ================================================================================ Installing: oracle-database-preinstall-18c x86_64 […]

Oracle GoldenGate 12c Release 3 ( Microservices Architecture

Microservices Architecture is a method or approach to developing applications where an application is deployed as a suite of independently deployed small modular services. Each module supports a specific business goal and uses a simple, light weight  and well-defined interface to communicate with other sets of services. Oracle GoldenGate Microservices Architecture (MA)  is a similar […]

Goldengate 12.2 New Feature – Check and validate parameter files using chkprm

In GoldenGate 12.2 we can now validate parameter files before deployment. There is a new utility called chkprm which can be used for this purpose.’ To run the chkprm utility we provide the name of the parameter file and can optionally indicate what process this parameter file belongs to using the COMPONENT keyword. Let us […]

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