Sha256: c19f837b53d3569c23c7d8a2d0a16ca580fadd7f45d16a0e696a99bf5319e51c
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Size: 1.23 KB
Versions: 26
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Stored size: 1.23 KB
Contents
require 'rom/memory/types'
require 'rom/memory/schema'
module ROM
module Memory
# Relation subclass for memory adapter
#
# @example
# class Users < ROM::Relation[:memory]
# end
#
# @api public
class Relation < ROM::Relation
include Enumerable
include Memory
adapter :memory
schema_class Memory::Schema
forward :take, :join, :restrict, :order
# Project a relation with provided attribute names
#
# @param [*Array] names A list with attribute names
#
# @return [Memory::Relation]
#
# @api public
def project(*names)
schema.project(*names).(self)
end
# Insert tuples into the relation
#
# @example
# users.insert(name: 'Jane')
#
# @return [Relation]
#
# @api public
def insert(*args)
dataset.insert(*args)
self
end
alias_method :<<, :insert
# Delete tuples from the relation
#
# @example
# users.insert(name: 'Jane')
# users.delete(name: 'Jane')
#
# @return [Relation]
#
# @api public
def delete(*args)
dataset.delete(*args)
self
end
end
end
end
Version data entries
26 entries across 26 versions & 2 rubygems