Questions tagged [postgresql]
PostgreSQL is an open-source, Relational Database Management System (RDBMS) available for many platforms including Linux, UNIX, MS Windows and Mac OS X. Please mention your PostgreSQL version when asking questions. Always include the "sql" tag and possibly the "plpgsql" tag if applicable.
177 questions
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Generic UnitOfWork implementation with Dapper. (Updated)
Here's my attempt to implement the suggested corrections I received in my previous post. Since System.Data.IDbTransaction doesn't support ...
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Generic UnitOfWork implementation (Dapper)
I'm creating a three layered Visual Studio template solution that I'll be using as a starting point for all ASP.NET projects.
The layers are Presentation, Application and Infrastructure. ...
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Correct abstractions/organisation of a NodeJS GraphQL API
I recently did a quick take-home test for a potential job opportunity. It included building a GraphQL API with nodeJS. I am not an expert in node (mostly use Python at work) but I have used it for ...
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Multithreaded UDP server that advertises itself in a PostgreSQL database and launches other servers in response to messages from a client
Description
For fun, and to learn some C++, I've decided to reimplement the entirety of EVE online as I remember it. (I'm aware this is an insane and likely unreachable goal, that's intentional).
I'...
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Serialized document inventory management splicing/slicing function
Unlike other inventory management systems that their items are fungible, in this system they are not supposed to. Each item is serialized and tracked since the printing press. We are trying to move ...
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A schema for awallet system that allows transfers between users
I am currently working on a wallet system that allows transfers of money between users. I tried creating this as a Stack Overflow question, but it was rejected. I'm not sure if this is the right ...
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Postgresql generated column from Finnish personal identity code
The Finnish personal identity code is defined as:
Day, month, and year of birth, in ddmmyy form (six digits, zero padded if necessary)
A separator
For those born &...
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PostgreSQL Search Feature
The Problem
I am developing a search feature in PostgreSQL that involves a collection of JSONB documents stored in a table, which have been standardised. The goal is to enable clients to perform ...
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Find and conditionally sort all venues matching a filter provided by an API client in PostgreSQL
I have an API where users can retrieve a list of "venues".
Every venue is a profile, but not every profile is a venue
Venues can be "parents" of other venues (think hotel - floor -...
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Todo application using Spring Boot 3, Dockerized Postgres, Java 17, Maven
I'd like to have code review for backend of todo app.
It has 2 main functionalities:
Authentication and authorization using Spring Security and JWT token.
CRUD for tasks
In particular I'd like to ...
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Creating single table vs creating multiple table
I have lots of services which I am integrating. (also I am new to sql)
For each service integration I get different response,
For example, for zoom, I would just need to store the access_Token, for ...
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Update table with data from another table under certain criteria
I need to update a lot of data from one table based on criteria from another table.
My tables and records in those tables look like this:
This is Users table where i can have many records for single ...
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Get the difference between two sets from database
Hello beautiful people!
I have created a script where I have two database functions (Feed and Product) where I have a list of Feeds in a store and a list of Product in the store. What I have done is ...
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Extracting authors and books from XML and inserting them into PostgreSQL
There is a tree of start folder, it's subfolders, their subfolders, etc. In each folder, subfolder, etc. there are the same structured XML files stored.
books.xml
...
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Postgres DB design
I need to develop a database to handle muting people in an online community. The DB needs to keep track of the currently muted people. When somebody gets unmuted, that entry gets moved to an archive ...
