Sequel standalone example

Gemfile

source 'https://rubygems.org'

gem 'sequel'
gem 'sqlite3'
gem 'appsignal'

sequel.rb

require 'sequel'
require 'appsignal'
require 'fileutils'

ENV['APPSIGNAL_ACTIVE'] = 'true'
ENV['APPSIGNAL_APP_NAME'] = 'Sequel standalone'
ENV['APPSIGNAL_APP_ENV'] = 'development'
ENV['APPSIGNAL_PUSH_API_KEY'] = 'key'
Appsignal.start_logger
Appsignal.start

FileUtils.rm_f('database.db')
DB = Sequel.connect('sqlite://database.db')

DB.run("create table t (a text, b text)")
DB.run("insert into t values ('a', 'b')")

Appsignal.monitor_single_transaction(
  "perform_job.query",
  :class       => "App",
  :method      => "perform"
) do
  sleep 4
  puts DB["select * from t"].to_a
end