CPassage de sqlite3 à pgsql 12

Gemfile

 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
 gem 'rails', '~> 6.1.3', '>= 6.1.3.1'
 # Use sqlite3 as the database for Active Record
-gem 'sqlite3', '~> 1.4'
+# gem 'sqlite3', '~> 1.4'
+
+# Use PostgreSQL as the database for Active Record
+gem 'pg'
+
 # Use Puma as the app server
 gem 'puma', '~> 5.0'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder

Gemfile.lock

     nio4r (2.5.7)
     nokogiri (1.11.3-x86_64-linux)
       racc (~> 1.4)
+    pg (1.2.3)
     puma (5.2.2)
       nio4r (~> 2.0)
     racc (1.5.2)
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sqlite3 (1.4.2)
     table_print (1.5.7)
     thor (1.1.0)
     tzinfo (2.0.4)
   jsonapi-serializer (~> 2.2)
   jwt (~> 2.2)
   listen (~> 3.3)
+  pg
   puma (~> 5.0)
   rack-cors
   rails (~> 6.1.3, >= 6.1.3.1)
   rails-erd
   spring
-  sqlite3 (~> 1.4)
   table_print (~> 1.5)
   tzinfo-data
 

config/database.yml

 #   gem 'sqlite3'
 #
 default: &default
-  adapter: sqlite3
+  # adapter: sqlite3
+  adapter: postgresql
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
   timeout: 5000
 
 development:
   <<: *default
-  database: db/development.sqlite3
+  # database: db/development.sqlite3
+  database: registra_development
 
 # Warning: The database defined as "test" will be erased and
 # re-generated from your development database when you run "rake".
 # Do not set this db to the same as development or production.
 test:
   <<: *default
-  database: db/test.sqlite3
+  # database: db/test.sqlite3
+  database: registra_test
 
 production:
   <<: *default
-  database: db/production.sqlite3
+  # database: db/production.sqlite3
+  database: registra_production

db/schema.rb

 
 ActiveRecord::Schema.define(version: 2021_05_10_133939) do
 
+  # These are extensions that must be enabled in order to support this database
+  enable_extension "plpgsql"
+
   create_table "activities", force: :cascade do |t|
     t.string "name", null: false
     t.string "client"
     t.string "description"
-    t.integer "author_id", null: false
+    t.bigint "author_id", null: false
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
     t.index ["author_id"], name: "index_activities_on_author_id"
   end
 
   create_table "joined_user_activities", force: :cascade do |t|
-    t.integer "user_id"
-    t.integer "activity_id"
+    t.bigint "user_id"
+    t.bigint "activity_id"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
     t.index ["activity_id"], name: "index_joined_user_activities_on_activity_id"
     t.string "name", null: false
     t.text "description"
     t.integer "duration"
-    t.integer "activity_id", null: false
-    t.integer "user_id", null: false
+    t.bigint "activity_id", null: false
+    t.bigint "user_id", null: false
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
     t.index ["activity_id"], name: "index_tasks_on_activity_id"