Sha256: 4867537bb1367f684f9074cbb9a6aaf5ec29efddc8e5c40c5bcd002dee475e17
Contents?: true
Size: 1.56 KB
Versions: 22
Compression:
Stored size: 1.56 KB
Contents
# Copyright 2021 Google LLC
#
# Use of this source code is governed by an MIT-style
# license that can be found in the LICENSE file or at
# https://opensource.org/licenses/MIT.
require "io/console"
require_relative "../config/environment"
require_relative "models/singer"
require_relative "models/album"
class Application
def self.run
# Creating a single record without an explicit transaction will automatically save it to the database.
# It is not recommended to call Entity.create repeatedly to insert multiple records, as each call will
# use a separate Spanner transaction. Instead multiple records should be created by passing an array of
# entities to the Entity.create method.
singer = Singer.create first_name: "Dave", last_name: "Allison"
puts ""
puts "Created singer #{singer.first_name} #{singer.last_name} with id #{singer.id}"
puts ""
# Creating multiple records without an explicit transaction will automatically save all the records using
# one Spanner transaction and return the ids of the created records. This is the recommended way to create
# a batch of entities.
singers = Singer.create [
{ first_name: "Alice", last_name: "Wendelson" },
{ first_name: "Nick", last_name: "Rainbow" },
{ first_name: "Elena", last_name: "Quick" }
]
puts "Created a batch of #{singers.length} singers:"
singers.each do |s|
puts " Created singer #{s.first_name} #{s.last_name} with id #{s.id}"
end
puts ""
puts "Press any key to end the application"
STDIN.getch
end
end
Application.run
Version data entries
22 entries across 22 versions & 1 rubygems