Seed announcement views

db/migrate/20210316035000_seed_site_announcement_views.rb

@@ -0,0 +1,18 @@
+class SeedSiteAnnouncementViews < ActiveRecord::Migration[5.2]
+  def up
+    execute 'SET statement_timeout TO DEFAULT'
+    execute <<-SQL
+      INSERT INTO site_announcement_views (user_id, announcement_id)
+      SELECT
+        users.id AS user_id,
+        site_announcements.id AS announcement_id
+      FROM users
+      CROSS JOIN site_announcements
+      ON CONFLICT DO NOTHING;
+    SQL
+  end
+
+  def down
+    execute 'TRUNCATE site_announcement_views'
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_03_05_232334) do
+ActiveRecord::Schema.define(version: 2021_03_16_035000) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "citext"