try067

MySQL: Support `:size` option to change text and blob size
rails/rails#35071

app/models/user.rb

@@ -0,0 +1,2 @@
+class User < ApplicationRecord
+end

config/database.yml

@@ -14,15 +14,25 @@
 # Configure Using Gemfile
 # gem 'pg'
 #
+
+# mysql2
+# default: &default
+#   adapter: mysql2
+#   encoding: utf8mb4
+#   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
+#   username: root
+#   password: <%= ENV.fetch('MYSQL_ROOT_PASSWORD') %>
+#   host: db_mysql
+
 default: &default
   adapter: postgresql
   encoding: unicode
   # For details on connection pooling, see Rails configuration guide
   # https://guides.rubyonrails.org/configuring.html#database-pooling
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
+  username: <%= ENV.fetch('POSTGRES_USER') %>
+  password: <%= ENV.fetch('POSTGRES_PASSWORD') %>
   host: db
-  user: <%= ENV.fetch("POSTGRES_USER") %>
-  password: <%= ENV.fetch("POSTGRES_PASSWORD") %>
 
 development:
   <<: *default

db/migrate/20190726231951_create_users.rb

@@ -0,0 +1,16 @@
+class CreateUsers < ActiveRecord::Migration[6.0]
+  def change
+    create_table :users do |t|
+      t.string :name
+      t.text :profile0
+      t.text :profile1, limit: 255
+      t.text :profile2, limit: 16777215
+      t.text :profile3 # , limit: 4294967295
+      t.text :profile4, size: :tiny
+      t.text :profile5, size: :medium
+      t.text :profile6, size: :long
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -10,13 +10,22 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_07_20_124709) do
+ActiveRecord::Schema.define(version: 2019_07_26_231951) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
   create_table "users", force: :cascade do |t|
     t.string "name"
+    t.text "profile0"
+    t.text "profile1"
+    t.text "profile2"
+    t.text "profile3"
+    t.text "profile4"
+    t.text "profile5"
+    t.text "profile6"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
   end
 
 end

db/schema_mysql.rb

@@ -0,0 +1,28 @@
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# This file is the source Rails uses to define your schema when running `rails
+# db:schema:load`. When creating a new database, `rails db:schema:load` tends to
+# be faster and is potentially less error prone than running all of your
+# migrations from scratch. Old migrations may fail to apply correctly if those
+# migrations use external dependencies or application code.
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 2019_07_26_231951) do
+
+  create_table "users", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci", force: :cascade do |t|
+    t.string "name"
+    t.text "profile0"
+    t.text "profile1", size: :tiny
+    t.text "profile2", size: :medium
+    t.text "profile3", size: :long
+    t.text "profile4", size: :tiny
+    t.text "profile5", size: :medium
+    t.text "profile6", size: :long
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
+end

test/fixtures/users.yml

@@ -0,0 +1,19 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  name: MyString
+  profile1: MyText
+  profile2: MyText
+  profile3: MyText
+  profile4: MyText
+  profile5: MyText
+  profile6: MyText
+
+two:
+  name: MyString
+  profile1: MyText
+  profile2: MyText
+  profile3: MyText
+  profile4: MyText
+  profile5: MyText
+  profile6: MyText

test/models/user_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class UserTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end