Merge branch 'update-terraform-versioning-default' into 'master'

Move Terraform state versioning default to database

See merge request gitlab-org/gitlab!48194

app/models/terraform/state.rb

@@ -35,7 +35,6 @@ module Terraform
               format: { with: HEX_REGEXP, message: 'only allows hex characters' }
 
     default_value_for(:uuid, allows_nil: false) { SecureRandom.hex(UUID_LENGTH / 2) }
-    default_value_for(:versioning_enabled, true)
 
     mount_file_store_uploader StateUploader
 

changelogs/unreleased/update-terraform-versioning-default.yml

+---
+title: Move Terraform state versioning default to database
+merge_request: 48194
+author:
+type: other

db/migrate/20201119213406_change_terraform_versioning_enabled_default.rb

+# frozen_string_literal: true
+
+class ChangeTerraformVersioningEnabledDefault < ActiveRecord::Migration[6.0]
+  DOWNTIME = false
+
+  def change
+    change_column_default :terraform_states, :versioning_enabled, from: false, to: true
+  end
+end

db/schema_migrations/20201119213406

+33970a1295b84040c82034041c99f13578352844c9c6cb092b5cc35913576a7e
\ No newline at end of file

db/structure.sql

@@ -16644,7 +16644,7 @@ CREATE TABLE terraform_states (
     locked_by_user_id bigint,
     uuid character varying(32) NOT NULL,
     name character varying(255),
-    versioning_enabled boolean DEFAULT false NOT NULL
+    versioning_enabled boolean DEFAULT true NOT NULL
 );
 
 CREATE SEQUENCE terraform_states_id_seq