prevent race conditions when creating archives

This commit is contained in:
Christophe Robillard 2021-04-27 18:57:13 +02:00
parent dfbe004122
commit 09870c918d
5 changed files with 23 additions and 13 deletions

View file

@ -0,0 +1,6 @@
class AddKeyToArchives < ActiveRecord::Migration[6.1]
def change
add_column :archives, :key, :text, null: false
add_index :archives, [:key, :time_span_type, :month], unique: true
end
end

View file

@ -10,7 +10,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 2021_04_27_112642) do
ActiveRecord::Schema.define(version: 2021_04_27_124500) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@ -87,6 +87,8 @@ ActiveRecord::Schema.define(version: 2021_04_27_112642) do
t.string "time_span_type", null: false
t.datetime "created_at", precision: 6, null: false
t.datetime "updated_at", precision: 6, null: false
t.text "key", null: false
t.index ["key", "time_span_type", "month"], name: "index_archives_on_key_and_time_span_type_and_month", unique: true
end
create_table "archives_groupe_instructeurs", force: :cascade do |t|