[ruby/grape] Use postgres for the database (#10598)

For MySQL batch update isn't supported, so test it with PostgreSQL
instead for better comparisont.

Also rename `boot.rb` to `hello_world.rb` and extract database logic to
`db.rb` like other Ruby tests.

Author: p8

frameworks/Ruby/grape/Gemfile

@@ -1,8 +1,8 @@
 source 'https://rubygems.org'
 
-gem 'trilogy', '~> 2.9'
 gem 'activerecord', '~> 8.1.0', :require => 'active_record'
 gem 'grape', '~> 3.0'
+gem 'pg'
 gem 'json', '~> 2.9'
 
 group :iodine, optional: true do

frameworks/Ruby/grape/Gemfile.lock

@@ -63,13 +63,15 @@ GEM
     mustermann-grape (1.1.0)
       mustermann (>= 1.0.0)
     nio4r (2.7.4)
+    pg (1.6.3)
+    pg (1.6.3-x86_64-darwin)
+    pg (1.6.3-x86_64-linux)
     puma (7.1.0)
       nio4r (~> 2.0)
     rack (3.2.4)
     ruby2_keywords (0.0.5)
     securerandom (0.4.1)
     timeout (0.4.4)
-    trilogy (2.9.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     uri (1.1.1)
@@ -85,8 +87,8 @@ DEPENDENCIES
   grape (~> 3.0)
   iodine (~> 0.7)
   json (~> 2.9)
+  pg
   puma (~> 7.1)
-  trilogy (~> 2.9)
 
 BUNDLED WITH
   4.0.3

frameworks/Ruby/grape/benchmark_config.json

@@ -10,7 +10,7 @@
       "port": 8080,
       "approach": "Realistic",
       "classification": "Micro",
-      "database": "MySQL",
+      "database": "Postgres",
       "framework": "grape",
       "language": "Ruby",
       "orm": "Full",
@@ -31,7 +31,7 @@
       "port": 8080,
       "approach": "Realistic",
       "classification": "Micro",
-      "database": "MySQL",
+      "database": "Postgres",
       "framework": "grape",
       "language": "Ruby",
       "orm": "Full",

frameworks/Ruby/grape/config.ru

@@ -1,2 +1,5 @@
-require_relative 'boot'
+# frozen_string_literal: true
+
+require_relative 'hello_world'
+
 run Acme::API

frameworks/Ruby/grape/config/database.yml

@@ -1,12 +1,10 @@
 production:
-  adapter: trilogy
+  adapter: postgresql
   encoding: utf8
   host: tfb-database
   database: hello_world
   username: benchmarkdbuser
   password: benchmarkdbpass
   pool: <%= ENV.fetch('MAX_THREADS') %>
   timeout: 5000
-  ssl: true
-  ssl_mode: 4 <%# Trilogy::SSL_PREFERRED_NOVERIFY %>
-  tls_min_version: 3 <%# Trilogy::TLS_VERSION_12 %>
+  encoding: unicode

frameworks/Ruby/grape/db.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'erb'
+require 'active_record'
+require 'yaml'
+
+db_config = YAML.load(ERB.new(File.read('config/database.yml')).result)[ENV['RACK_ENV']]
+ActiveRecord::Base.establish_connection(db_config)
+
+class World < ActiveRecord::Base
+  self.table_name = 'World'
+
+  alias_attribute(:randomNumber, :randomnumber) \
+    if connection.adapter_name.downcase.start_with?('postgres')
+end
+

frameworks/Ruby/grape/boot.rb frameworks/Ruby/grape/hello_world.rbframeworks/Ruby/grape/boot.rb renamed to frameworks/Ruby/grape/hello_world.rb

@@ -1,23 +1,15 @@
-require 'erb'
-require 'active_record'
-require 'yaml'
-
-MAX_PK = 10_000
-ID_RANGE = (1..MAX_PK).freeze
-ALL_IDS = ID_RANGE.to_a
-QUERIES_MIN = 1
-QUERIES_MAX = 500
-
+require 'bundler/setup'
 Bundler.require :default
 
-db_config = YAML.load(ERB.new(File.read('config/database.yml')).result)[ENV['RACK_ENV']]
-ActiveRecord::Base.establish_connection(db_config)
-
-class World < ActiveRecord::Base
-  self.table_name = 'World'
-end
+require_relative 'db'
 
 module Acme
+  MAX_PK = 10_000
+  ID_RANGE = (1..MAX_PK).freeze
+  ALL_IDS = ID_RANGE.to_a
+  QUERIES_MIN = 1
+  QUERIES_MAX = 500
+
   class HelloWorld < Grape::API
     get '/json' do
       {message:'Hello, World!'}
@@ -62,16 +54,21 @@ def rand1
     end
 
     get '/updates' do
-      worlds =
-        ActiveRecord::Base.with_connection do
-          ALL_IDS.sample(bounded_queries).map do |id|
-            world = World.find(id)
-            new_value = rand1
-            new_value = rand1 while new_value == world.randomNumber
-            world.update_columns(randomNumber: new_value)
-            world
-          end
+      worlds = nil
+      ids = ALL_IDS.sample(bounded_queries)
+      ActiveRecord::Base.with_connection do
+        worlds = ids.map do |id|
+          world = World.find(id)
+          new_value = rand1
+          new_value = rand1 until new_value != world.randomNumber
+          { id: id, randomnumber: new_value }
         end
+      end
+      worlds.sort_by!{_1[:id]}
+      ActiveRecord::Base.with_connection do
+        World.upsert_all(worlds)
+      end
+      worlds
     end
   end