appwrite/docs/examples/1.1.x/server-ruby/examples/databases/create-integer-attribute.md

require 'Appwrite'

include Appwrite

client = Client.new
    .set_endpoint('https://cloud.appwrite.io/v1') # Your API Endpoint
    .set_project('5df5acd0d48c2') # Your project ID
    .set_key('919c2d18fb5d4...a2ae413da83346ad2') # Your secret API key

databases = Databases.new(client)

response = databases.create_integer_attribute(database_id: '[DATABASE_ID]', collection_id: '[COLLECTION_ID]', key: '', required: false)

puts response.inspect