### Database link with PostgreSQL

In PostgreSQL, it is possible to create database links and connect two separate databases, whether they reside on the same server or on separate servers, as long as they are accessible over a network.

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Solutions | Technology | Server | Database | PostgreSQL

### MariaDB replication master-master via Internet

MariaDB (and MySQL) allow master-slave replication to be configured between two servers. A master-master type of replication can be implemented via Galera, but it requires at least 3 servers. If you have 2 servers, you can configure master-master replication by by cross-duplicating the master-slave replication.

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Solutions | Technology | Server | Database | Firewall | MariaDB | OpenSSL | UFW

### Encrypt and compress emails server side

To improve the security and privacy of users and save disk space, the mail server Dovecot allows encrypting the files containing the e-mail messages.

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Solutions | Security | Server | Privacy | Dovecot

### Oracle database and APEX

Client : Finova (Bolzano - IT) Oracle database and APEX configuration and installation Linux CentOS server base installation and configuration Oracle XE database installation and configuration APEX installation and configuration Apache and Tomcat configuration

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Projects | System Administration | Database | Server | Linux

#### Tags

Custom CMS Database Desktop Application Dovecot E-Commerce File Server Firewall Home Assistant Home Automation Linux MariaDB NAS Networking Office Server OpenSSL OpnSense Oracle Database Pascal PostgreSQL Privacy PWA Router Security Server Software Development System Administration UFW VPN Web Application

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