Update the example to use Ruby smart driver and ActiveRecord adapter for YugabyteDB

ruby/ror/Gemfile

@@ -1,9 +1,11 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-gem 'rails', '~> 7.0.4'
+gem 'rails', '7.1.3.4'
+gem 'activerecord-yugabytedb-adapter', '~> 7.1.3.4'
 gem 'sprockets-rails', '~> 3.0.0'
 gem 'pg', '~> 1.4.4'
+gem 'yugabytedb-ysql', '~> 0.4'
 gem 'puma', '~> 5.6.5'
 gem 'bootsnap', '>= 1.1.0', require: false
 group :development, :test do

ruby/ror/Gemfile.lock

@@ -0,0 +1,222 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    actioncable (7.1.3.4)
+      actionpack (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+      zeitwerk (~> 2.6)
+    actionmailbox (7.1.3.4)
+      actionpack (= 7.1.3.4)
+      activejob (= 7.1.3.4)
+      activerecord (= 7.1.3.4)
+      activestorage (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      mail (>= 2.7.1)
+      net-imap
+      net-pop
+      net-smtp
+    actionmailer (7.1.3.4)
+      actionpack (= 7.1.3.4)
+      actionview (= 7.1.3.4)
+      activejob (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      mail (~> 2.5, >= 2.5.4)
+      net-imap
+      net-pop
+      net-smtp
+      rails-dom-testing (~> 2.2)
+    actionpack (7.1.3.4)
+      actionview (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      nokogiri (>= 1.8.5)
+      racc
+      rack (>= 2.2.4)
+      rack-session (>= 1.0.1)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    actiontext (7.1.3.4)
+      actionpack (= 7.1.3.4)
+      activerecord (= 7.1.3.4)
+      activestorage (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      globalid (>= 0.6.0)
+      nokogiri (>= 1.8.5)
+    actionview (7.1.3.4)
+      activesupport (= 7.1.3.4)
+      builder (~> 3.1)
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    activejob (7.1.3.4)
+      activesupport (= 7.1.3.4)
+      globalid (>= 0.3.6)
+    activemodel (7.1.3.4)
+      activesupport (= 7.1.3.4)
+    activerecord (7.1.3.4)
+      activemodel (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      timeout (>= 0.4.0)
+    activerecord-yugabytedb-adapter (7.1.3.4)
+      activerecord (= 7.1.3.4)
+      yugabytedb-ysql (~> 0.3)
+    activestorage (7.1.3.4)
+      actionpack (= 7.1.3.4)
+      activejob (= 7.1.3.4)
+      activerecord (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      marcel (~> 1.0)
+    activesupport (7.1.3.4)
+      base64
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      connection_pool (>= 2.2.5)
+      drb
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      mutex_m
+      tzinfo (~> 2.0)
+    base64 (0.2.0)
+    bigdecimal (3.1.8)
+    bootsnap (1.18.3)
+      msgpack (~> 1.2)
+    builder (3.3.0)
+    byebug (11.1.3)
+    concurrent-ruby (1.3.1)
+    connection_pool (2.4.1)
+    crass (1.0.6)
+    date (3.3.4)
+    drb (2.2.1)
+    erubi (1.12.0)
+    ffi (1.17.0-x86_64-linux-gnu)
+    globalid (1.2.1)
+      activesupport (>= 6.1)
+    i18n (1.14.5)
+      concurrent-ruby (~> 1.0)
+    io-console (0.7.2)
+    irb (1.14.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
+    listen (3.7.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
+    loofah (2.22.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.12.0)
+    mail (2.8.1)
+      mini_mime (>= 0.1.1)
+      net-imap
+      net-pop
+      net-smtp
+    marcel (1.0.4)
+    mini_mime (1.1.5)
+    minitest (5.23.1)
+    msgpack (1.7.2)
+    mutex_m (0.2.0)
+    net-imap (0.4.14)
+      date
+      net-protocol
+    net-pop (0.1.2)
+      net-protocol
+    net-protocol (0.2.2)
+      timeout
+    net-smtp (0.5.0)
+      net-protocol
+    nio4r (2.7.3)
+    nokogiri (1.16.5-x86_64-linux)
+      racc (~> 1.4)
+    pg (1.4.6)
+    psych (5.1.2)
+      stringio
+    puma (5.6.8)
+      nio4r (~> 2.0)
+    racc (1.8.0)
+    rack (2.2.9)
+    rack-session (1.0.2)
+      rack (< 3)
+    rack-test (2.1.0)
+      rack (>= 1.3)
+    rackup (1.0.0)
+      rack (< 3)
+      webrick
+    rails (7.1.3.4)
+      actioncable (= 7.1.3.4)
+      actionmailbox (= 7.1.3.4)
+      actionmailer (= 7.1.3.4)
+      actionpack (= 7.1.3.4)
+      actiontext (= 7.1.3.4)
+      actionview (= 7.1.3.4)
+      activejob (= 7.1.3.4)
+      activemodel (= 7.1.3.4)
+      activerecord (= 7.1.3.4)
+      activestorage (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      bundler (>= 1.15.0)
+      railties (= 7.1.3.4)
+    rails-dom-testing (2.2.0)
+      activesupport (>= 5.0.0)
+      minitest
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.6.0)
+      loofah (~> 2.21)
+      nokogiri (~> 1.14)
+    railties (7.1.3.4)
+      actionpack (= 7.1.3.4)
+      activesupport (= 7.1.3.4)
+      irb
+      rackup (>= 1.0.0)
+      rake (>= 12.2)
+      thor (~> 1.0, >= 1.2.2)
+      zeitwerk (~> 2.6)
+    rake (13.2.1)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.11.1)
+      ffi (~> 1.0)
+    rdoc (6.7.0)
+      psych (>= 4.0.0)
+    reline (0.5.9)
+      io-console (~> 0.5)
+    spring (4.2.1)
+    spring-watcher-listen (2.1.0)
+      listen (>= 2.7, < 4.0)
+      spring (>= 4)
+    sprockets (4.2.1)
+      concurrent-ruby (~> 1.0)
+      rack (>= 2.2.4, < 4)
+    sprockets-rails (3.0.4)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
+    stringio (3.1.1)
+    thor (1.3.1)
+    timeout (0.4.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+    webrick (1.8.1)
+    websocket-driver (0.7.6)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
+    yugabytedb-ysql (0.4)
+    zeitwerk (2.6.17)
+
+PLATFORMS
+  x86_64-linux
+
+DEPENDENCIES
+  activerecord-yugabytedb-adapter (~> 7.1.3.4)
+  bootsnap (>= 1.1.0)
+  byebug
+  listen (~> 3.7.1)
+  pg (~> 1.4.4)
+  puma (~> 5.6.5)
+  rails (= 7.1.3.4)
+  spring
+  spring-watcher-listen (~> 2.1.0)
+  sprockets-rails (~> 3.0.0)
+  tzinfo-data
+  yugabytedb-ysql (~> 0.4)
+
+BUNDLED WITH
+   2.3.27

ruby/ror/config/database.yml

@@ -1,16 +1,17 @@
 
 default: &default
-  adapter: postgresql
+  adapter: yugabytedb
   encoding: unicode
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
 
 development:
   <<: *default
   database: ysql_active_record
-  username: postgres
+  username: yugabyte
   password:
   host: 127.0.0.1
   port: 5433
+  load_balance: true
 
 production:
   <<: *default

ruby/ror/db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2019_05_04_204851) do
+ActiveRecord::Schema[7.1].define(version: 2019_05_04_204851) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
   enable_extension "plpgsql"