Latest #ash-postgres Threads 
I have few node microservices connected to single postgres db. I also have an elixir service for realtime message passing between BE and ...
New
Hi,
I stumbled over this snippet of a query generated by an update action:
SET “updated_at” = (CASE WHEN $1::timestamp != r0.“last_quer...
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Hi! First, I’d like to thank the Ash team. Ash solves so many problems! I’m planning to incrementally migrate my whole app to it.
I’ve g...
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I have this statement in my resource to create a index:
statement :hnsw_embedding_index do
up """
CREATE INDEX IF ...
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I have this Ash.Query in my code:
CronJob
|> Ash.Query.for_read(:due)
|> Ash.Query.lock("FOR UPDATE SKIP L...
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I have a nested set of action calls, like this:
Action A → Action B
When the change function of Action B adds an error to its changeset...
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Is there support for using Postgres ENUM with Ash.Type.Enum?
I do know that you can do that if you create the migration yourself like it...
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I’m evaluating migrating an existing application to ash and it’s looking pretty good so far.
However, I got stuck at this: My app curren...
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I am currently faced with the following problem:
I have a Person resource
There are several other resource in the same domain that refe...
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Hi,
since my project will require some analytics, I’ve decided to use Postgres + DuckDB via pg_duckdb extension. I’ve spinned up an offi...
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This Week's Trending
This Month's Trending
This Year's Trending
Hi!
Any thoughts on how to get the above 2 to work together?
Best,
Terry
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Introduction
Ash seems to be great with regular relational data. However when I tried it out for a hobby project, where I had to represen...
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Hi! I’ve just started using Ash due to its multitenancy capabilities. Overall experience is great so far, but I am considering following ...
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I just spent half a day trying to figure out how to get around this:
(DBConnection.OwnershipError) cannot find ownership process for #P...
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I have two resources, Teams and Users, and these are related using the relationship resource Members. I’m trying to use manage_relationsh...
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I realized that Ash generates timestamps in the application, which is what I want. To be sure, I removed the default values for those fie...
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Hi everyone
I’ve recently started to give Ash a try with a greenfield, small project for a customer of mine. So far I really like the ab...
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I’m just getting my head around basic AshAuthorization and still struggle with some of the relationship DSL… and I’ve no idea how to tack...
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I’m evaluating migrating an existing application to ash and it’s looking pretty good so far.
However, I got stuck at this: My app curren...
New
Has anyone set up their Ash Framework Postgres app deployment (and, most importantly, migration) on Fly.io?
I’m trying to figure out wha...
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In my multi-tenant application, when the user registers, I want to create :
a user record
an organisation / tenant
and some records int...
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Is there support for using Postgres ENUM with Ash.Type.Enum?
I do know that you can do that if you create the migration yourself like it...
New
I’m trying to understand the Ash filter expression syntax for working with json arrays within a jsonb column in ash_postgres.
I have a j...
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Hi,
I stumbled over this snippet of a query generated by an update action:
SET “updated_at” = (CASE WHEN $1::timestamp != r0.“last_quer...
New
Say I’ve got a resource
defmodule Log do
...
attributes do
uuid_primary_key :id
attribute :fiber_id, :string
attribute :pr...
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Last Three Year's Trending
Hi all
I have started a brand new project. Usually, I would have created a pair of timestamp attributes created_at and updated_at.
Now ...
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Hi there,
I’m working with ash now a couple of weeks and I’m quite a big fan :slight_smile: but now I’m struggling with a - so it seems ...
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I am trying to parse a user generated filter that will apply to jsonb field (that is just a map, not an embedded resource).
The field is...
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I am deeply confused by what’s going on.
I have two entities – Sprint and ActivityStereotype. The former is the “parent,” meaning, spri...
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I have a system that needs to bulk load a bunch of data from time to time.
One way to speed that load process is to delete some of the i...
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You have specified a default value for a type that cannot be explicitly converted to an Ecto default
I’m having some trouble with EctoMigrationDefault – probably because I’m a novice with Elixir custom types and protocols, and I’m clearly...
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Hi,
I am trying to use Ash in a library, and I am wondering if that is a good idea?
Seems like the biggest problem I have, is that my l...
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Hey, is there a way to use a custom index as a identity for upsert?
For example, I have a resource that has two nullable fields.
I want...
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Hi There,
On the mission to find a ash friendly way to add versioning to my project. I found ash-paper-trail.
My requirements were:
p...
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Is there any global configuration I change use to change both the default Ash.UUID.generate/0 function and gen_random_uuid() functions fo...
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In my system I’m adding a second repo to connect. To do that I did the following changes:
config/config.exs
config :marketplace, Market...
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I am trying to filter records by a calculated interval.
My resource has these two attributes:
attribute :retry_at, :utc_datetime, a...
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Where Post has_many Comments, I’d like to define a calculation in Post that essentially produces the following query. What’s the expressi...
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Hello,
I am trying to get search results with postgres trgm like below
SELECT t, similarity(t, 'word') AS sml
FROM test_trgm
WHERE ...
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So, I’m importing millions of rows in my system to a resource that has some fields (around 7 fields) that are embedded resources.
I’m in...
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Trending Over Three Years
I have the following resource in my system:
defmodule Pacman.Markets.Record do
@moduledoc false
use Ash.Resource,
data_layer: A...
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Question
Is it possible to use a calculation in the grouping for an aggregate?
Problem
I am attempting to group by a calculated value ...
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Does ash have the concept of “computed” fields? Ie something like
attributes do
attribute :status, :atom, constraints: [:open, :closed...
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Ash has a pretty cool feature that will auto generate migrations for changes in the resources. This is done by having “snapshot” json fil...
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I feel like there should be an easy way to do this, without creating a (relatively complicated) custom validation. But after combing the ...
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Let’s say I have this resource;
defmodule A do
...
relationships do
belongs_to :b, B do
allow_nil? false
attribute_w...
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Following the documentation at Ash.Query — ash v2.21.5, if I write Ash.Query.build(LGS.Operacional.Estadia, limit: 1) |> LGS.Operacion...
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My recent Ash postgres migration includes the following, and it’s causing the above error on Render.com because their managed postgres in...
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Hi,
Given an AshResource, how do I load data using raw sql statements?
PS. Use case: We have an existing sql load script that has compl...
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We have an Ash resource defined as polymorphic:
defmodule MyApp.Location do
use Ash.Resource, data_layer: AshPostgres.DataLayer
p...
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Has anyone had the experience of adding Ash to a project that’s already in production?
I’m trying to figure out what all you would do, a...
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Hello, fellow learners.
I am learning the Ash framework. As a part of my learning journey, I have set up an elixir project with Ash as a...
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I’m starting to play with Ash, because I feel it will give me the DRYness of Rails and the clarity of Elixir & Phoenix. I roughly fol...
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Does Ash support defining exclusion constraints on resources with the DSL (maybe that’s a Postgres specific thing?).
I’m wanting to enfo...
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Porting a multi-lingual site from using a native XML database to Postgres with JSONB fields, I’m running into problems when I want to fil...
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