add new indexes and columns

Author: zcesur

lib/algora/accounts/schemas/user.ex

@@ -60,6 +60,7 @@ defmodule Algora.Accounts.User do
     field :last_dm_date, :utc_datetime_usec
     field :candidate_notes, :string
     field :dm_thread_url, :string
+    field :contribution_scores, :map, default: %{}
 
     field :seeking_bounties, :boolean, default: false
     field :seeking_contracts, :boolean, default: false

priv/repo/migrations/20251013064530_add_users_pipeline_composite_index.exs

@@ -0,0 +1,20 @@
+defmodule Algora.Repo.Migrations.AddUsersPipelineCompositeIndex do
+  use Ecto.Migration
+
+  def change do
+    create index(
+             :users,
+             [
+               :type,
+               :country,
+               :open_to_new_role,
+               :provider_login,
+               :opt_out_algora,
+               :last_job_match_email_at
+             ],
+             where:
+               "type = 'individual' AND provider_login IS NOT NULL AND opt_out_algora = false AND open_to_new_role = true AND country IN ('US', 'CA')",
+             name: :idx_users_pipeline_composite
+           )
+  end
+end

priv/repo/migrations/20251013071026_optimize_contribution_score_calculation.exs

@@ -0,0 +1,15 @@
+defmodule Algora.Repo.Migrations.OptimizeContributionScoreCalculation do
+  use Ecto.Migration
+
+  def change do
+    create_if_not_exists index(
+                           :user_contributions,
+                           [:user_id, :contribution_count, :repository_id],
+                           name: :idx_user_contributions_score_calc
+                         )
+
+    create_if_not_exists index(:repositories, [:id, :tech_stack, :topics, :stargazers_count],
+                           name: :idx_repositories_score_calc
+                         )
+  end
+end

priv/repo/migrations/20251013071619_add_contribution_scores_to_users.exs

@@ -0,0 +1,14 @@
+defmodule Algora.Repo.Migrations.AddContributionScoresToUsers do
+  use Ecto.Migration
+
+  def change do
+    alter table(:users) do
+      add :contribution_scores, :map, default: %{}
+    end
+
+    create index(:users, [:contribution_scores],
+             using: :gin,
+             name: :idx_users_contribution_scores_gin
+           )
+  end
+end