Add missing cluster_id on knative

db/migrate/20181030154446_add_missing_indexes_for_foreign_keys.rb

@@ -16,6 +16,7 @@ class AddMissingIndexesForForeignKeys < ActiveRecord::Migration
     add_concurrent_index(:clusters_applications_ingress, :cluster_id, unique: true)
     add_concurrent_index(:clusters_applications_jupyter, :cluster_id, unique: true)
     add_concurrent_index(:clusters_applications_jupyter, :oauth_application_id)
+    add_concurrent_index(:clusters_applications_knative, :cluster_id, unique: true)
     add_concurrent_index(:clusters_applications_prometheus, :cluster_id, unique: true)
     add_concurrent_index(:fork_network_members, :forked_from_project_id)
     add_concurrent_index(:internal_ids, :namespace_id)
@@ -45,6 +46,7 @@ class AddMissingIndexesForForeignKeys < ActiveRecord::Migration
     remove_concurrent_index(:clusters_applications_ingress, :cluster_id, unique: true)
     remove_concurrent_index(:clusters_applications_jupyter, :cluster_id, unique: true)
     remove_concurrent_index(:clusters_applications_jupyter, :oauth_application_id)
+    remove_concurrent_index(:clusters_applications_knative, :cluster_id, unique: true)
     remove_concurrent_index(:clusters_applications_prometheus, :cluster_id, unique: true)
     remove_concurrent_index(:fork_network_members, :forked_from_project_id)
     remove_concurrent_index(:internal_ids, :namespace_id)

db/schema.rb

@@ -687,6 +687,7 @@ ActiveRecord::Schema.define(version: 20181107054254) do
     t.string "version", null: false
     t.string "hostname"
     t.text "status_reason"
+    t.index ["cluster_id"], name: "index_clusters_applications_knative_on_cluster_id", unique: true, using: :btree
   end
 
   create_table "clusters_applications_prometheus", force: :cascade do |t|