Added non-null constraint to terraform state name

changelogs/unreleased/300302-db-constraint-terraform-name.yml

+---
+title: Added non-null constraint to terraform state name
+merge_request: 54940
+author:
+type: changed

db/migrate/20210224132547_add_null_constraint_to_terraform_state_name.rb

+# frozen_string_literal: true
+
+class AddNullConstraintToTerraformStateName < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def change
+    change_column_null :terraform_states, :name, false
+  end
+end

db/schema_migrations/20210224132547

+ac0f71b427be1fb583474e352ce9468a1270c6e67fa40f9071751a0485f21160
\ No newline at end of file

db/structure.sql

@@ -17581,7 +17581,7 @@ CREATE TABLE terraform_states (
     locked_at timestamp with time zone,
     locked_by_user_id bigint,
     uuid character varying(32) NOT NULL,
-    name character varying(255),
+    name character varying(255) NOT NULL,
     versioning_enabled boolean DEFAULT true NOT NULL
 );