PostgreSQL

PostgreSQL 18.6 is a powerful, open-source relational database management system designed for reliable data storage, advanced SQL processing, transactional workloads, and scalable application backends. It provides strong data integrity, extensibility, security, and performance for both development and production environments.

The solution includes PostgreSQL 18.6 configured on Ubuntu 24.04 and supports common database workloads including application databases, structured data storage, SQL queries, transactions, indexing, user management, and backend services. It is suitable for web applications, enterprise applications, development environments, analytics workloads, and cloud-based database deployments.

Features of PostgreSQL 18.6:

• PostgreSQL 18.6 database server installed and configured.
• Advanced SQL support with reliable ACID transactions.
• Supports databases, schemas, tables, indexes, views, and stored procedures.
• User and role-based authentication and access control.
• Supports JSON, relational data, extensions, and advanced data types.
• Suitable for application backends, development, analytics, and production database workloads.

Usage instructions for PostgreSQL 18.6
$ sudo su
$ systemctl status postgresql@18-main
$ sudo -u postgres psql
$ sudo -u postgres psql -c "SELECT version();"
$ pg_isready -h 127.0.0.1 -p 5432

PostgreSQL default port: 5432

Access PostgreSQL locally:

sudo -u postgres psql

Check PostgreSQL version:

sudo -u postgres psql -c "SELECT version();"

Expected version:

PostgreSQL 18.6

Check database readiness:

pg_isready -h 127.0.0.1 -p 5432

Disclaimer: PostgreSQL 18.6 is provided “as is” under applicable open-source licenses. Users are responsible for database configuration, authentication, access control, backups, network security, data protection, and application-specific configuration. This solution is suitable for development and production environments when configured according to appropriate security and operational requirements.