Class: Piglet::Relation::Union

Inherits:

Object

Object
Piglet::Relation::Union

show all

Includes:: Relation

Defined in:: lib/piglet/relation/union.rb

Overview

:nodoc:

Instance Attribute Summary

Attributes included from Relation

Instance Method Summary collapse

#initialize(*relations) ⇒ Union constructor

A new instance of Union.
#to_s ⇒ Object

Methods included from Relation

#[], #alias, #cogroup, #cross, #distinct, #eql?, #field, #filter, #foreach, #group, #hash, #join, #limit, #method_missing, #order, #sample, #schema, #split, #stream, #union

Constructor Details

#initialize(*relations) ⇒ `Union`



8
9
10

# File 'lib/piglet/relation/union.rb', line 8

def initialize(*relations)
  @sources = [relations].flatten
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Piglet::Relation::Relation

Instance Method Details

#to_s ⇒ `Object`



12
13
14

# File 'lib/piglet/relation/union.rb', line 12

def to_s
  "UNION #{source_aliases.join(', ')}"
end