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3 matches found for 'postgres'

PostgreSQL - a powerhouse relational database

... 0) ); Insertion with improper values causes the database state to rollback to a valid state: postgres=# INSERT INTO basket (id, bananas, oranges) VALUES (1, 1, -1); ERROR: new row for relation "basket" violates check constraint "basket_oranges_check" DETAIL: Failing row contains (1, 1, -1).

July 11, 2025

Scaling Instragram Infrastructure

Notes Sending notifications to a person whose photo you liked: RabbitMQ -> Celery Django / Python for web server / application PostgreSQL to store users, medias, friendships, etc.

December 26, 2020

Data stores in Software Architectures

Use Cases There are many ways to store your data. In this article we'll walk through some examples of data storage in common system designs. Reminder: There is no single best storage choice and they may vary heavily depending on things such as access patterns and scale.

July 19, 2021