created schema, repo... for analytic tables

apps/lol_analytics/priv/repo/migrations/20240526160430_analytics_tables.exs

@@ -2,50 +2,61 @@ defmodule LoLAnalytics.Repo.Migrations.AnalyticsTables do
   use Ecto.Migration
 
   def change do
-    create table("dom_champion") do
-      add :champion_id, :integer, primary_key: true
+    create table("dim_champion") do
+      add :champion_id, :integer, primary_key: true, null: false
       timestamps()
     end
 
-    create table("dom_match") do
-      add :match_id, :integer, primary_key: true
+    create index("dim_champion", [:champion_id], unique: true)
+
+    create table("dim_item") do
+      add :item_id, :integer, primary_key: true, null: false
       timestamps()
     end
 
-    create index("dom_match", [:match_id], unique: true)
+    create index("dim_item", [:item_id], unique: true)
 
-    create table("dom_patch") do
-      add :patch_number, :string, primary_key: true
+    create table("dim_match") do
+      add :match_id, :string, primary_key: true, null: false
       timestamps()
     end
 
-    create index("dom_patch", [:patch_number], unique: true)
+    create index("dim_match", [:match_id], unique: true)
 
-    create table("dom_item") do
-      add :item_id, :integer, primary_key: true
+    create table("dim_patch") do
+      add :patch_number, :string, primary_key: true, null: false
       timestamps()
     end
 
-    create index("dom_item", [:item_id], unique: true)
+    create index("dim_patch", [:patch_number], unique: true)
 
-    create table("dom_summoner_spell") do
-      add :spell_id, :integer, primary_key: true
+    create table("dim_player") do
+      add :puuid, :string, primary_key: true, null: false
       timestamps()
     end
 
-    create index("dom_summoner_spell", [:spell_id], unique: true)
+    create index("dim_player", [:puuid], unique: true)
+
+    create table("dim_summoner_spell") do
+      add :spell_id, :integer, primary_key: true, null: false
+      timestamps()
+    end
+
+    create index("dim_summoner_spell", [:spell_id], unique: true)
 
     create table("fact_champion_played_game") do
-      add :champion_id, references("dom_champion", with: [champion_id: :champion_id]),
-        primary_key: true
-
-      add :match_id, references("dom_match", with: [match_id: :match_id])
+      add :champion_id, references("dim_champion", column: :champion_id, type: :integer)
+      add :match_id, references("dim_match", column: :match_id, type: :string)
       add :is_win, :boolean
       add :game_length_seconds, :integer
       add :queue_id, :integer
+      add :patch_number, references("dim_patch", column: :patch_number, type: :string)
+      add :team_position, :string
+      add :puuid, references("dim_player", column: :puuid, type: :string)
       timestamps()
     end
 
     create index("fact_champion_played_game", [:id, :champion_id, :queue_id])
+    create index("fact_champion_played_game", [:puuid, :match_id], unique: true)
   end
 end