Alter Pluggable Database Open – (ORA-00604/ORA-01405) After Apex Installation

Posted on by Ahmed Abdel Fattah

While trying to open one pluggable database, I got the following errors: Background: While installing Apex 20.1 in one PDB, and while being very close to the installation completion, the session fully stucked.I restarted the database (the CDB), then I tried to open the PDB, but I got the above errors. While searching for this … Continue reading Alter Pluggable Database Open – (ORA-00604/ORA-01405) After Apex Installation

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Oracle Database 19c (19.3) Installation on the Oracle Cloud Compute Instance.

Posted on by Ahmed Abdel Fattah

As, I already have access to one Oracle Cloud Free Compute Instance (Oracle Linux), then I decided to install Oracle database 19c there and create a test database. This time, I'll use a different technique by installing Oracle Database rpm.Oracle delivered the oracle database software as rpm for Linux since Oracle 18c. Installation procedure is … Continue reading Oracle Database 19c (19.3) Installation on the Oracle Cloud Compute Instance.

Installing Oracle Sample Schemas (19.3)

Posted on by Ahmed Abdel Fattah

In this post, I'm going to explain how to install Oracle sample schemas, if they are not already installed. If you created a database sing DBCA , you can select to install the sample schemas: Please note that using this method (dbca) will install only the HR sample schema. Or you can install sample schemas … Continue reading Installing Oracle Sample Schemas (19.3)

How to Create Autonomous Datawarehouse Database (Always Free Services)?

Posted on by Ahmed Abdel Fattah

https://www.youtube.com/watch?v=nOJowoCyw7Y ThanksAhmed

Oracle Apex Deployment Models in a Multitenant Database

Posted on by Ahmed Abdel Fattah

Following are screen shots from one of my latest presentations about this topic: References: https://docs.oracle.com/database/121/HTMIG/db_pluggable.htm https://oracle-base.com/articles/12c/multitenant-uninstall-apex-from-the-cdb-12cr1 ThanksAhmed

Oracle 12.2 Database Creation

Posted on by Ahmed Abdel Fattah

This post is just a screen cast for the process of creating a new container database with two PDBs in Oracle version 12.2. Login to the database server, set the ORACLE_HOME , PATH and DISPLAY , then run the Database Configuration Assistant "dbca" as oracle user: Check the listener status and ensure that the newly … Continue reading Oracle 12.2 Database Creation