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EOedward omondiomondiedwin.hashnode.devDec 8, 2025 · 4 min read

How to Integrate AshLtree with AshFrameWork

Introduction Versioning records using ash_papertrail is straightforward enough, except when the record being versioned has children that also need versioning—and keeping them in sync with the parent version adds another layer of complexity. If you ne...

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NANyoman Abiwinandablog.abiwinanda.comNov 10, 2024 · 5 min read

Solving Data Consistency in Elixir with Ecto's prepare_changes

When developing an application, it's common for the state of one piece of data to depend on the state of another. This interdependence introduces complexity, as changes in one dataset must remain consistent with changes in others to avoid conflicts o...

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SCShawn Condonshwncndn.devSep 10, 2024 · 9 min read

Phoenix Deconstructed : Login and Registration Request Lifecycle

This post will explore the Phoenix Web Framework's HTTP request lifecycle within the authentication flow of an example web application. Phoenix provides authentication logic generators to help us scaffold a solution quickly and early in our project. ...

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SYStephan Yustephanyu.hashnode.devMar 13, 2024 · 5 min read

Ecto vs ActiveRecord

In this post, I am going to take a look at Ecto, a data mapping and database query library designed to provide seamless integration between Elixir code and database operations and compare it to Ruby on Rail's ActiveRecord. Ecto and ActiveRecord are b...

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PRPau Riosapaugramming.hashnode.devFeb 19, 2024 · 2 min read

Things I Learned using Ecto.Schema in 2024 (Part 1)

The problem I have two schemas, coffees and orders wherein I want to get the recent completed order from each coffees First solution defmodule Schemas.Coffee do # ... more code has_many :completed_orders, Schemas.Order @spec coffee_query...

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MMaqboolmaqbool.netSep 9, 2023 · 1 min read

Create a sorted Index in Ecto

defmodule MyApp.Repo.Migrations.AddMessagesInsertedAtIndex do use Ecto.Migration @disable_ddl_transaction true @disable_migration_lock true def change do create index("messages", ["inserted_at DESC"], concurrently: true) end end if y...

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JWJohn Wilgerjohnwilger.comFeb 16, 2020 · 6 min read

Complex Unique Constraints with PostgreSQL Triggers in Ecto

Ecto makes it easy to work with typical uniqueness constraints in your database; you just define your table like this: defmodule MyApp.Repo.Migrations.CreateFoos do use Ecto.Migration def change do create table(:foos) do add :name, :te...

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#ecto

Explore Hashnode

Trending tags this week

How to Integrate AshLtree with AshFrameWork

Solving Data Consistency in Elixir with Ecto's prepare_changes

Phoenix Deconstructed : Login and Registration Request Lifecycle

Ecto vs ActiveRecord

Things I Learned using Ecto.Schema in 2024 (Part 1)

Create a sorted Index in Ecto

Complex Unique Constraints with PostgreSQL Triggers in Ecto