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/ AddPostgresTriggerAndFunctionForAllTables.exs
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December 18, 2023 08:10
Elixir Phoenix Postgresql migration to add triggers for pubsub to run on every CRUD operation on every table. If a new table is added, it'll automatically add a trigger to that table too.
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| defmodule MyApp.Repo.Migrations.AddPostgresTriggerAndFunctionForAllTables do | |
| use Ecto.Migration | |
| def up do | |
| # Create a function that broadcasts row changes | |
| execute " | |
| CREATE OR REPLACE FUNCTION broadcast_changes() | |
| RETURNS trigger AS $$ | |
| DECLARE | |
| current_row RECORD; |