Upgrading Oracle Grid Infrastructure 11gR2 to 18c

Here I would be discussing how to upgrade Oracle 11gR2 (11.2.0.4) Grid Infrastructure to Oracle 18c (18.0.0.0) on the same server. This upgrade process was done on Linux 7 (x86_64). Before the GI upgrade backup the OCR manually. This could be used in downgrading the GI from 18.0.0.0 to 11.2.0.4 later one. If you want […]

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Manual upgrading Oracle database 11gR2 to 18c

Manual upgrading Oracle database 11gR2 to 18c If you want to know how we upgrade an 11.2.0.4 database to 18.0.0.0.0 using DBUA, click here. This article explains how to upgrade 11.2.0.3 and above, and 12.1.0.1, 12.2.0.1 to 18.0.0.0.0 manually. Manually upgrading to 18c There are many DBAs who don’t want to follow the recommended way of an upgrade […]

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Tablespaces Info for upgrading to 18c

To help you keep track of your tablespace allocations, the following AUTOEXTEND tablespaces are expected to successfully EXTEND during the upgrade process. Tablespace Size Min Size For Upgrade ———- ———- ———– SYSAUX 490 MB 718 MB SYSTEM 750 MB 1194 MB TEMP 54 MB 150 MB UNDOTBS1 85 MB 446 MB Minimum tablespace sizes for […]

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First Look of OEM 18c

In this article, we will try to find the new things with Oracle OEM 18c. I already installed Oracle OEM18c. After deploying the agent, we log in with sys user. First thing, we can able to see Forward Listener in Oracle 18c, which can explain in later posts. After that, we can see more parameter […]

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Installing Oracle 18c Database on Cloud in 3-clicks

This article shows how to create Oracle 18c database in Oracle Database Cloud Service database deployment with simple steps. Create a New Instance of Oracle Database Cloud Service Log in to your Oracle Cloud services account, go to the Oracle Database Cloud Service page, and create a new service:- For Instance Name enter Cloud18c. – From the Software Release list, […]

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Apply Patch on Oracle 18c Database

In this post, we are going to apply bug fix patch for testing in Oracle 18c Database. First of all, we can download latest opatch utility from support. Doc ID 274526.1 -> How To Download And Install The Latest OPatch (6880880) Version. Check the version from new OPatch utility. [oracle@18c ~]$ opatch version OPatch Version: […]

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Background Processes and Listener in Oracle 18c

In this post we can see that how many background processes will come after starting the Oracle 18c Database on virtual box. Also we can create listener in Read Only Home to connect the database remotely with the help of tns entry. Let me start the newly created 18c Database. Configured the Listener Manually or […]

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Read-Only Oracle Homes on Oracle 18c

Starting with Oracle Database 18c, you can configure an Oracle home in read-only mode. In a read-only Oracle home, all the configuration data and log files reside outside of the read-only Oracle home. This feature allows you to use the read-only Oracle home as a software image that can be distributed across multiple servers. Apart […]

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Upgrade Apex for Oracle 18c

Starting with Oracle Database Release 18, APEX has not upgraded automatically as part of the database upgrade. Refer to My Oracle Support Note 1088970.1 for information about APEX installation and upgrades. To download the latest APEX: Click Here [oracle@localhost ~]$ sqlplus / as sysdba SQL*Plus: Release 11.2.0.4.0 Production on Mon Feb 26 01:54:54 2018 Copyright […]

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