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Call-tree example for ActiveRecord vs. rom-sql
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require 'active_record' | |
require 'hotch' | |
ActiveRecord::Base.establish_connection(adapter: 'sqlite3', database: ':memory:') | |
ActiveRecord::Base.connection.execute("CREATE TABLE IF NOT EXISTS users(id int primary key, name varchar(255), email varchar(255), age int)"); | |
class User < ActiveRecord::Base | |
end | |
User.delete_all | |
Hotch() do | |
100.times do | |
User.create(name: 'Jane Doe', email: 'jane@doe.org', age: 21) | |
end | |
end |
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# A sample Gemfile | |
source "https://rubygems.org" | |
gem 'activerecord' | |
gem 'hotch' | |
gem 'rom-sql' | |
gem 'sqlite3' |
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require 'rom-sql' | |
require 'hotch' | |
setup = ROM.setup(:sql, 'sqlite::memory') | |
setup.default.connection.create_table(:users) do | |
primary_key :id | |
String :name | |
String :email | |
Integer :age | |
end | |
# Right now this needs to be done manually as the table schema is read at the ROM.setup call | |
setup.default.instance_variable_set(:@schema, setup.default.connection.tables) | |
ROM.commands(:users) do | |
define(:create) do | |
result :one | |
end | |
end | |
rom = ROM.finalize.env | |
create_user = rom.command(:users).create | |
Hotch() do | |
100.times do | |
create_user.call(name: 'Jane Doe', email: 'jane@doe.org', age: 21) | |
end | |
end |
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Looks like it's a gotcha - when you setup an adapter it looks at existing tables and stores that for later inference. In your example you create tables during setup so that won't work.
Hard to say if it's a bug or not. Hmm