diff --git a/README.md b/README.md
index a45bb2c2c..fa529cc37 100644
--- a/README.md
+++ b/README.md
@@ -122,9 +122,12 @@ In you only intend to run fab-manager on your local machine for testing purposes
    ```
 
 8. Build the database. You may have to follow the steps described in [the PostgreSQL configuration chapter](#setup-fabmanager-in-postgresql) before, if you don't already had done it.
+   **Warning**: **NO NOT** run `rake db:setup` instead of these commands, as this will not run some required raw SQL instructions. 
 
    ```bash
-   rake db:setup
+   rake db:create
+   rake db:migrate
+   rake db:seed
    ```
 
 9. Create the pids folder used by Sidekiq. If you want to use a different location, you can configure it in `config/sidekiq.yml`
@@ -331,7 +334,7 @@ Otherwise, please follow the official instructions on the project's website.
 <a name="setup-fabmanager-in-postgresql"></a>
 ### Setup the FabManager database in PostgreSQL
 
-Before running `rake db:setup`, you have to make sure that the user configured in [config/database.yml](config/database.yml.default) for the `development` environment exists.
+Before running `rake db:create`, you have to make sure that the user configured in [config/database.yml](config/database.yml.default) for the `development` environment exists.
 To create it, please follow these instructions:
 
 1. Run the PostgreSQL administration command line interface, logged as the postgres user
@@ -361,19 +364,13 @@ To create it, please follow these instructions:
    ALTER ROLE sleede WITH CREATEDB;
    ```
 
-4. Then, create the fabmanager_development and fabmanager_test databases
-
-   ```sql
-   CREATE DATABASE fabmanager_development OWNER sleede;
-   CREATE DATABASE fabmanager_test OWNER sleede;
-   ```
-
-5. To finish, attribute a password to this user
+4. Then, attribute a password to this user
 
    ```sql
    ALTER USER sleede WITH ENCRYPTED PASSWORD 'sleede';
    ```
-6. Finally, have a look at the [PostgreSQL Limitations](#postgresql-limitations) section or some errors will occurs preventing you from finishing the installation procedure.
+
+5. Finally, have a look at the [PostgreSQL Limitations](#postgresql-limitations) section or some errors will occurs preventing you from finishing the installation procedure.
 
 <a name="postgresql-limitations"></a>
 ### PostgreSQL Limitations
diff --git a/db/migrate/20160830154719_migrate_event_reduced_amount_to_price_category.rb b/db/migrate/20160830154719_migrate_event_reduced_amount_to_price_category.rb
index dccf986c5..c323b3037 100644
--- a/db/migrate/20160830154719_migrate_event_reduced_amount_to_price_category.rb
+++ b/db/migrate/20160830154719_migrate_event_reduced_amount_to_price_category.rb
@@ -29,21 +29,23 @@ class MigrateEventReducedAmountToPriceCategory < ActiveRecord::Migration
 
   def down
     pc = PriceCategory.find_by(name: I18n.t('price_category.reduced_fare'))
-    EventPriceCategory.where(price_category_id: pc.id).each do |epc|
-      epc.event.update_column(:reduced_amount, epc.amount)
+    unless pc.nil?
+      EventPriceCategory.where(price_category_id: pc.id).each do |epc|
+        epc.event.update_column(:reduced_amount, epc.amount)
 
-      Reservation.where(reservable_type: 'Event', reservable_id: epc.event.id).each do |r|
-        r.tickets.each do |t|
-          if t.event_price_category_id == epc.id
-            r.update_column(:nb_reserve_reduced_places, t.booked)
-            t.destroy!
-            break
+        Reservation.where(reservable_type: 'Event', reservable_id: epc.event.id).each do |r|
+          r.tickets.each do |t|
+            if t.event_price_category_id == epc.id
+              r.update_column(:nb_reserve_reduced_places, t.booked)
+              t.destroy!
+              break
+            end
           end
         end
+        epc.destroy!
       end
-      epc.destroy!
-    end
 
-    pc.destroy!
+      pc.destroy!
+    end
   end
 end
diff --git a/db/schema.rb b/db/schema.rb
index 6c97b8a68..5ce29dae2 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -32,14 +32,14 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "abuses", ["signaled_type", "signaled_id"], name: "index_abuses_on_signaled_type_and_signaled_id", using: :btree
 
   create_table "addresses", force: :cascade do |t|
-    t.string   "address",        limit: 255
-    t.string   "street_number",  limit: 255
-    t.string   "route",          limit: 255
-    t.string   "locality",       limit: 255
-    t.string   "country",        limit: 255
-    t.string   "postal_code",    limit: 255
+    t.string   "address"
+    t.string   "street_number"
+    t.string   "route"
+    t.string   "locality"
+    t.string   "country"
+    t.string   "postal_code"
     t.integer  "placeable_id"
-    t.string   "placeable_type", limit: 255
+    t.string   "placeable_type"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
@@ -55,9 +55,9 @@ ActiveRecord::Schema.define(version: 20170213142543) do
 
   create_table "assets", force: :cascade do |t|
     t.integer  "viewable_id"
-    t.string   "viewable_type", limit: 255
-    t.string   "attachment",    limit: 255
-    t.string   "type",          limit: 255
+    t.string   "viewable_type"
+    t.string   "attachment"
+    t.string   "type"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
@@ -74,11 +74,11 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   create_table "availabilities", force: :cascade do |t|
     t.datetime "start_at"
     t.datetime "end_at"
-    t.string   "available_type",  limit: 255
+    t.string   "available_type"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "nb_total_places"
-    t.boolean  "destroying",                  default: false
+    t.boolean  "destroying",      default: false
   end
 
   create_table "availability_tags", force: :cascade do |t|
@@ -92,7 +92,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "availability_tags", ["tag_id"], name: "index_availability_tags_on_tag_id", using: :btree
 
   create_table "categories", force: :cascade do |t|
-    t.string   "name",       limit: 255
+    t.string   "name"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.string   "slug"
@@ -101,7 +101,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "categories", ["slug"], name: "index_categories_on_slug", unique: true, using: :btree
 
   create_table "components", force: :cascade do |t|
-    t.string "name", limit: 255, null: false
+    t.string "name", null: false
   end
 
   create_table "coupons", force: :cascade do |t|
@@ -119,7 +119,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
 
   create_table "credits", force: :cascade do |t|
     t.integer  "creditable_id"
-    t.string   "creditable_type", limit: 255
+    t.string   "creditable_type"
     t.integer  "plan_id"
     t.integer  "hours"
     t.datetime "created_at"
@@ -160,7 +160,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "event_themes", ["slug"], name: "index_event_themes_on_slug", unique: true, using: :btree
 
   create_table "events", force: :cascade do |t|
-    t.string   "title",           limit: 255
+    t.string   "title"
     t.text     "description"
     t.datetime "created_at"
     t.datetime "updated_at"
@@ -198,10 +198,10 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "exports", ["user_id"], name: "index_exports_on_user_id", using: :btree
 
   create_table "friendly_id_slugs", force: :cascade do |t|
-    t.string   "slug",           limit: 255, null: false
-    t.integer  "sluggable_id",               null: false
+    t.string   "slug",                      null: false
+    t.integer  "sluggable_id",              null: false
     t.string   "sluggable_type", limit: 50
-    t.string   "scope",          limit: 255
+    t.string   "scope"
     t.datetime "created_at"
   end
 
@@ -211,17 +211,17 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "friendly_id_slugs", ["sluggable_type"], name: "index_friendly_id_slugs_on_sluggable_type", using: :btree
 
   create_table "groups", force: :cascade do |t|
-    t.string   "name",       limit: 255
+    t.string   "name"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.string   "slug",       limit: 255
+    t.string   "slug"
   end
 
   add_index "groups", ["slug"], name: "index_groups_on_slug", unique: true, using: :btree
 
   create_table "invoice_items", force: :cascade do |t|
     t.integer  "invoice_id"
-    t.string   "stp_invoice_item_id", limit: 255
+    t.string   "stp_invoice_item_id"
     t.integer  "amount"
     t.datetime "created_at"
     t.datetime "updated_at"
@@ -234,17 +234,17 @@ ActiveRecord::Schema.define(version: 20170213142543) do
 
   create_table "invoices", force: :cascade do |t|
     t.integer  "invoiced_id"
-    t.string   "invoiced_type",          limit: 255
-    t.string   "stp_invoice_id",         limit: 255
+    t.string   "invoiced_type"
+    t.string   "stp_invoice_id"
     t.integer  "total"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "user_id"
-    t.string   "reference",              limit: 255
-    t.string   "avoir_mode",             limit: 255
+    t.string   "reference"
+    t.string   "avoir_mode"
     t.datetime "avoir_date"
     t.integer  "invoice_id"
-    t.string   "type",                   limit: 255
+    t.string   "type"
     t.boolean  "subscription_to_expire"
     t.text     "description"
     t.integer  "wallet_amount"
@@ -258,17 +258,17 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "invoices", ["wallet_transaction_id"], name: "index_invoices_on_wallet_transaction_id", using: :btree
 
   create_table "licences", force: :cascade do |t|
-    t.string "name",        limit: 255, null: false
+    t.string "name",        null: false
     t.text   "description"
   end
 
   create_table "machines", force: :cascade do |t|
-    t.string   "name",        limit: 255, null: false
+    t.string   "name",        null: false
     t.text     "description"
     t.text     "spec"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.string   "slug",        limit: 255
+    t.string   "slug"
   end
 
   add_index "machines", ["slug"], name: "index_machines_on_slug", unique: true, using: :btree
@@ -284,14 +284,14 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   create_table "notifications", force: :cascade do |t|
     t.integer  "receiver_id"
     t.integer  "attached_object_id"
-    t.string   "attached_object_type", limit: 255
+    t.string   "attached_object_type"
     t.integer  "notification_type_id"
-    t.boolean  "is_read",                          default: false
+    t.boolean  "is_read",              default: false
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.string   "receiver_type",        limit: 255
-    t.boolean  "is_send",                          default: false
-    t.jsonb    "meta_data",                        default: {}
+    t.string   "receiver_type"
+    t.boolean  "is_send",              default: false
+    t.jsonb    "meta_data",            default: {}
   end
 
   add_index "notifications", ["notification_type_id"], name: "index_notifications_on_notification_type_id", using: :btree
@@ -360,20 +360,20 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "organizations", ["profile_id"], name: "index_organizations_on_profile_id", using: :btree
 
   create_table "plans", force: :cascade do |t|
-    t.string   "name",               limit: 255
+    t.string   "name"
     t.integer  "amount"
-    t.string   "interval",           limit: 255
+    t.string   "interval"
     t.integer  "group_id"
-    t.string   "stp_plan_id",        limit: 255
+    t.string   "stp_plan_id"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.integer  "training_credit_nb",             default: 0
-    t.boolean  "is_rolling",                     default: true
+    t.integer  "training_credit_nb", default: 0
+    t.boolean  "is_rolling",         default: true
     t.text     "description"
     t.string   "type"
     t.string   "base_name"
-    t.integer  "ui_weight",                      default: 0
-    t.integer  "interval_count",                 default: 1
+    t.integer  "ui_weight",          default: 0
+    t.integer  "interval_count",     default: 1
     t.string   "slug"
   end
 
@@ -402,11 +402,11 @@ ActiveRecord::Schema.define(version: 20170213142543) do
 
   create_table "profiles", force: :cascade do |t|
     t.integer  "user_id"
-    t.string   "first_name",        limit: 255
-    t.string   "last_name",         limit: 255
+    t.string   "first_name"
+    t.string   "last_name"
     t.boolean  "gender"
     t.date     "birthday"
-    t.string   "phone",             limit: 255
+    t.string   "phone"
     t.text     "interest"
     t.text     "software_mastered"
     t.datetime "created_at"
@@ -436,7 +436,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
     t.integer  "project_id"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.string   "title",       limit: 255
+    t.string   "title"
     t.integer  "step_nb"
   end
 
@@ -447,23 +447,23 @@ ActiveRecord::Schema.define(version: 20170213142543) do
     t.integer  "user_id"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.boolean  "is_valid",                default: false
-    t.string   "valid_token", limit: 255
+    t.boolean  "is_valid",    default: false
+    t.string   "valid_token"
   end
 
   add_index "project_users", ["project_id"], name: "index_project_users_on_project_id", using: :btree
   add_index "project_users", ["user_id"], name: "index_project_users_on_user_id", using: :btree
 
   create_table "projects", force: :cascade do |t|
-    t.string   "name",         limit: 255
+    t.string   "name"
     t.text     "description"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "author_id"
     t.text     "tags"
     t.integer  "licence_id"
-    t.string   "state",        limit: 255
-    t.string   "slug",         limit: 255
+    t.string   "state"
+    t.string   "slug"
     t.datetime "published_at"
   end
 
@@ -507,19 +507,19 @@ ActiveRecord::Schema.define(version: 20170213142543) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "reservable_id"
-    t.string   "reservable_type",   limit: 255
-    t.string   "stp_invoice_id",    limit: 255
+    t.string   "reservable_type"
+    t.string   "stp_invoice_id"
     t.integer  "nb_reserve_places"
   end
 
-  add_index "reservations", ["reservable_id", "reservable_type"], name: "index_reservations_on_reservable_id_and_reservable_type", using: :btree
+  add_index "reservations", ["reservable_type", "reservable_id"], name: "index_reservations_on_reservable_type_and_reservable_id", using: :btree
   add_index "reservations", ["stp_invoice_id"], name: "index_reservations_on_stp_invoice_id", using: :btree
   add_index "reservations", ["user_id"], name: "index_reservations_on_user_id", using: :btree
 
   create_table "roles", force: :cascade do |t|
-    t.string   "name",          limit: 255
+    t.string   "name"
     t.integer  "resource_id"
-    t.string   "resource_type", limit: 255
+    t.string   "resource_type"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
@@ -544,8 +544,8 @@ ActiveRecord::Schema.define(version: 20170213142543) do
     t.datetime "updated_at"
     t.integer  "availability_id"
     t.datetime "ex_start_at"
-    t.datetime "canceled_at"
     t.datetime "ex_end_at"
+    t.datetime "canceled_at"
     t.boolean  "offered",         default: false
   end
 
@@ -586,18 +586,18 @@ ActiveRecord::Schema.define(version: 20170213142543) do
 
   create_table "statistic_fields", force: :cascade do |t|
     t.integer  "statistic_index_id"
-    t.string   "key",                limit: 255
-    t.string   "label",              limit: 255
+    t.string   "key"
+    t.string   "label"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.string   "data_type",          limit: 255
+    t.string   "data_type"
   end
 
   add_index "statistic_fields", ["statistic_index_id"], name: "index_statistic_fields_on_statistic_index_id", using: :btree
 
   create_table "statistic_graphs", force: :cascade do |t|
     t.integer  "statistic_index_id"
-    t.string   "chart_type",         limit: 255
+    t.string   "chart_type"
     t.integer  "limit"
     t.datetime "created_at"
     t.datetime "updated_at"
@@ -606,17 +606,17 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "statistic_graphs", ["statistic_index_id"], name: "index_statistic_graphs_on_statistic_index_id", using: :btree
 
   create_table "statistic_indices", force: :cascade do |t|
-    t.string   "es_type_key", limit: 255
-    t.string   "label",       limit: 255
+    t.string   "es_type_key"
+    t.string   "label"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.boolean  "table",                   default: true
-    t.boolean  "ca",                      default: true
+    t.boolean  "table",       default: true
+    t.boolean  "ca",          default: true
   end
 
   create_table "statistic_sub_types", force: :cascade do |t|
-    t.string   "key",        limit: 255
-    t.string   "label",      limit: 255
+    t.string   "key"
+    t.string   "label"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
@@ -633,8 +633,8 @@ ActiveRecord::Schema.define(version: 20170213142543) do
 
   create_table "statistic_types", force: :cascade do |t|
     t.integer  "statistic_index_id"
-    t.string   "key",                limit: 255
-    t.string   "label",              limit: 255
+    t.string   "key"
+    t.string   "label"
     t.boolean  "graph"
     t.datetime "created_at"
     t.datetime "updated_at"
@@ -652,7 +652,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   create_table "subscriptions", force: :cascade do |t|
     t.integer  "plan_id"
     t.integer  "user_id"
-    t.string   "stp_subscription_id", limit: 255
+    t.string   "stp_subscription_id"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.datetime "expired_at"
@@ -671,7 +671,7 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "tags", ["name"], name: "index_tags_on_name", unique: true, using: :btree
 
   create_table "themes", force: :cascade do |t|
-    t.string "name", limit: 255, null: false
+    t.string "name", null: false
   end
 
   create_table "tickets", force: :cascade do |t|
@@ -686,13 +686,13 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "tickets", ["reservation_id"], name: "index_tickets_on_reservation_id", using: :btree
 
   create_table "trainings", force: :cascade do |t|
-    t.string   "name",            limit: 255
+    t.string   "name"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "nb_total_places"
-    t.string   "slug",            limit: 255
+    t.string   "slug"
     t.text     "description"
-    t.boolean  "public_page",                 default: true
+    t.boolean  "public_page",     default: true
   end
 
   add_index "trainings", ["slug"], name: "index_trainings_on_slug", unique: true, using: :btree
@@ -747,32 +747,32 @@ ActiveRecord::Schema.define(version: 20170213142543) do
   add_index "user_trainings", ["user_id"], name: "index_user_trainings_on_user_id", using: :btree
 
   create_table "users", force: :cascade do |t|
-    t.string   "username",               limit: 255
-    t.string   "email",                  limit: 255, default: "",    null: false
-    t.string   "encrypted_password",     limit: 255, default: "",    null: false
-    t.string   "reset_password_token",   limit: 255
+    t.string   "email",                  default: "",    null: false
+    t.string   "encrypted_password",     default: "",    null: false
+    t.string   "reset_password_token"
     t.datetime "reset_password_sent_at"
     t.datetime "remember_created_at"
-    t.integer  "sign_in_count",                      default: 0,     null: false
+    t.integer  "sign_in_count",          default: 0,     null: false
     t.datetime "current_sign_in_at"
     t.datetime "last_sign_in_at"
-    t.string   "current_sign_in_ip",     limit: 255
-    t.string   "last_sign_in_ip",        limit: 255
-    t.string   "confirmation_token",     limit: 255
+    t.string   "current_sign_in_ip"
+    t.string   "last_sign_in_ip"
+    t.string   "confirmation_token"
     t.datetime "confirmed_at"
     t.datetime "confirmation_sent_at"
-    t.string   "unconfirmed_email",      limit: 255
-    t.integer  "failed_attempts",                    default: 0,     null: false
-    t.string   "unlock_token",           limit: 255
+    t.string   "unconfirmed_email"
+    t.integer  "failed_attempts",        default: 0,     null: false
+    t.string   "unlock_token"
     t.datetime "locked_at"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.boolean  "is_allow_contact",                   default: true
+    t.boolean  "is_allow_contact",       default: true
     t.integer  "group_id"
-    t.string   "stp_customer_id",        limit: 255
-    t.string   "slug",                   limit: 255
-    t.boolean  "is_active",                          default: true
-    t.boolean  "invoicing_disabled",                 default: false
+    t.string   "stp_customer_id"
+    t.string   "username"
+    t.string   "slug"
+    t.boolean  "is_active",              default: true
+    t.boolean  "invoicing_disabled",     default: false
     t.string   "provider"
     t.string   "uid"
     t.string   "auth_token"
diff --git a/docker/README.md b/docker/README.md
index 1d1855bd3..d4f8ec1d4 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -340,7 +340,9 @@ Copy the previously customized `nginx.conf.example` as `/home/core/fabmanager/co
 
 #### create/migrate/seed db
 
-`docker-compose run --rm fabmanager bundle exec rake db:setup`
+`docker-compose run --rm fabmanager bundle exec rake db:create`
+`docker-compose run --rm fabmanager bundle exec rake db:migrate`
+`docker-compose run --rm fabmanager bundle exec rake db:seed`
 
 #### build assets