Using rails low level caching

basic_read.rb

Rails.cache.read 'my_caching_key'

basic_write.rb

Rails.cache.write 'my_caching_key', some_data

fetch_with_block.rb

Rails.cache.fetch('some_key', expires_in: 10.minutes) do
  some_caculation
end

read_with_compund_key.rb

Rails.cache.read({key: 'important_data', owner: @user})

write_with_compund_key.rb

Rails.cache.write(['some_data', @user], some_data)
Rails.cache.write({key: 'important_data', owner: @user}, some_data)

write_with_expire.rb

Rails.cache.write 'my_caching_key', some_data, expires_in: 1.hour