Let’s start by creating a new application which is going to use PostgreSQL as the database. There are many ways we could setup PostgreSQL: we could install it, run it in a Docker container, but for this example, I’m going to bootstrap it with .NET Aspire and thePostgreSQL hosting c...
TLDR:Building an ASP.NET Core application and establishing a database connection to execute basic CRUD operations with Entity Framework Core 3.1 using Visual Studio. In this blog, I am going to provide a walk-through on developing a web application using ASP.NET Core 3.1. Then, I will connec...
db: image: postgres:13 env_file: - ./src/.env volumes: - postgres-data:/var/lib/postgresql/data # --- replace with comment to run migrations with docker --- expose: - "5432" # ports: # - 5432:5432 Getting: db: ... # expose: # - "5432" ports: - 5432:5432 While in the...
SQL Shell is a command-line tool to connect and work with the PostgreSQL database. You can use it to create, alter, delete databases, tables, etc. in the PostgreSQL database. Let's connect to the default postgres database using SQL Shell (psql). On Windows, press Windows keys -> All...
The purpose of this article is to tell you about how to work with databases in your ASP.NET applications, such as SQL Server, SQLite, and PostgreSQL and map objects to data with the help of an open-source framework calledEntity Framework Core (EF Core). ...
Using GA version. Create a .NET Aspire Starter project in VS Add packages in Api service project: Aspire.Npgsql.EntityFrameworkCore.PostgreSQL Microsoft.EntityFrameworkCore.Design Microsoft.EntityFrameworkCore.Tools Create a DbContext in...
Now that our development environment is ready, let’s focus on configuring JPA to handle UUIDs effectively. We’ll map a UUID column in PostgreSQL and integrate it with our JPA entity. 3.1.UUID Column in PostgreSQL In PostgreSQL, theUUIDtype natively supports 128-bit universally unique identifie...
The spring-boot-starter-data-jpa is a starter for using Spring Data JPA with Hibernate. The postgresql dependency is for the PostgreSQL database driver. resources/application.properties spring.main.banner-mode=off logging.level.org.springframework=ERROR spring.jpa.hibernate.ddl-auto=none spring.data...
It uses thePGVectorclass from LangChain to ingest the embeddings, with their document chunks and metadata, into Amazon Aurora PostgreSQL and create a semantic search index on all the embedding vectors. Second, in real time and for each...
Error scaffolding when I try to add "new controller with view using entity framework" Error when adding View : Unable to retrieve metadata for 'efEntity' . Could not find the CLR type for 'Model' Error while uploading large files (FAILED to load resource: net::ERR_CONNECTION_RESET) Erro...