PostgreSQL

Team of Members:

- Baca Romero Rodrigo Miguel

-Sanchez Ornelas Jasmin

-Virrueta Cano Luis Alexis

INTRODUCTION TO

POSTGRESQL

What is PostgreSQL?

PostgreSQL is a free, open-source object-relational database system. It supports complex queries, custom data types, and SQL standards. Compatible with Windows, Linux, and macOS. Used in modern applications across industries.

IMPORTANT KEY FEATURES

ACID-compliant transactions
MVCC for concurrency
JSON, XML, and geospatial support
Advanced indexing (B-tree, GIN, GiST)
Extensible with custom functions
Secure and cross-platform

Costs

PostgreSQL is free; enterprise environments may involve costs. For example:

Local (self-managed)

$0 USD - Free, self-hosted

Azure PostgreSQL

From $12 USD - Scalable, managed

Enterprise support

From $7,600 USD - Customization and assistance

Advantages

Free and open-source
Scalable and reliable
Compatible with multiple systems
Active community and many extensions

Disadvantages

Can be slow on small databases
No official technical support
Advanced syntax for beginners

Examples of use:

Spotify has used PostgreSQL to manage user data and playlists.
Skype integrated it into its messaging and authentication systems.
Debian includes it as a recommended database in its operating system.

Use Cases

Web platforms (e-commerce, CMS)
Financial systems (banking, payments)
GIS and mapping (PostGIS)
IoT and Big Data analytics
Government and research databases

Who Uses PostgreSQL?

Netflix – scalable video infrastructure
Instagram – user and media data
Spotify – music metadata and analytics
NASA - uses it to store scientific
APPLE- has used postgreSQL in internal analytics systems
IMSS- could use it to manage medical records and appointments

Conclusion

PostgreSQL is powerful, secure, and flexible. Its open-source nature makes it ideal for developers, analysts, and organizations. Reliable for high-volume, mission-critical data systems.