Sha256: 8773b2ace645ae367ddb28c81e682fcf06fd621def38ee549e273f1da84672a2
Contents?: true
Size: 1.26 KB
Versions: 14
Compression:
Stored size: 1.26 KB
Contents
# frozen_string_literal: true
require "active_record/scoping/default"
require "active_record/scoping/named"
module ActiveRecord
# This class is used to create a table that keeps track of values and keys such
# as which environment migrations were run in.
class InternalMetadata < ActiveRecord::Base # :nodoc:
class << self
def _internal?
true
end
def primary_key
"key"
end
def table_name
"#{table_name_prefix}#{internal_metadata_table_name}#{table_name_suffix}"
end
def []=(key, value)
find_or_initialize_by(key: key).update!(value: value)
end
def [](key)
where(key: key).pluck(:value).first
end
def table_exists?
connection.table_exists?(table_name)
end
# Creates an internal metadata table with columns +key+ and +value+
def create_table
unless table_exists?
key_options = connection.internal_string_options_for_primary_key
connection.create_table(table_name, id: false) do |t|
t.string :key, key_options
t.string :value
t.timestamps
end
end
end
def drop_table
connection.drop_table table_name, if_exists: true
end
end
end
end
Version data entries
14 entries across 14 versions & 4 rubygems