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export ORACLE_SID=FREE export ORAENV_ASK=NO . /opt/oracle/product/23ai/dbhomeFree/bin/oraenv

To Shut Down Using SQL*Plus:su - oraclesqlplus / as sysdbaSHUTDOWN IMMEDIATE; To start the database Using SQL*Plus:STARTUP;ALTER PLUGGABLE DATABASE ALL OPEN;Automating Shutdown and Start-Up:run the following commands as root:systemctl daemon-reloadsystemctl en...

Sometimes, clicking is better than typing, especially when you're setting up a database and prefer a mouse over a terminal. If that sounds like you, let’s get DBCA (Database Configuration Assistant) running with a full graphical interface using Xming.Download ...

Export variablesexport ORACLE_SID=FREE export ORAENV_ASK=NO . /opt/oracle/product/23ai/dbhomeFree/bin/oraenvLaunch DBCAcd $ORACLE_HOME/bin./dbcaThe step-by-step guide with images for creating new PDBs using DBCA.

A Network Load Balancer (NLB) helps distribute traffic across multiple backend servers, ensuring high availability, redundancy, and scalability for your application. In this chapter, you’ll learn how to create a basic NLB setup to forward traffic to a backend ...

If you’re behind a Network Load Balancer (NLB) and want to manage SSL certificates and reverse proxying with ease, Nginx Proxy Manager (NPM) is a powerful web-based tool that simplifies the process. In this chapter, you’ll learn how to:Upload your SSL certific...

This is a Bash script that lets you interactively choose a PDB (Pluggable Database) and jumps you straight into SQL*Plus, already switched to the right container.vi connect_pdb.shPaste the following inside vi#!/bin/bash export ORACLE_HOME=/opt/oracle/produc...

Run Prometheus container with persistent storage:# Create persistent volume for your data docker volume create prometheus-data # Start Prometheus container docker run \ -p 9090:9090 \ -v /data1/prometheus_arm/prometheus.yml:/etc/prometheus/prometh...