Module: ActiveRecordPgStuff::Relation::TemporaryTable

Defined in:
lib/activerecord_pg_stuff/relation/temporary_table.rb

Defined Under Namespace

Classes: Decorator

Instance Method Summary collapse

Instance Method Details

#activerecord52? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/activerecord_pg_stuff/relation/temporary_table.rb', line 41

def activerecord52?
  ActiveRecord.gem_version >= Gem::Version.new("5.2.x")
end

#temporary_table ⇒ Object 



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# File 'lib/activerecord_pg_stuff/relation/temporary_table.rb', line 27

def temporary_table
  tname = "temporary_#{self.table.name}_#{self.object_id}"
  self.klass.connection.with_temporary_table tname, self.to_sql do |name|
    dec = Decorator.new self.klass, name
    if activerecord52?
      rel = ActiveRecord::Relation.new dec
    else
      rel = ActiveRecord::Relation.new dec, dec.arel_table, dec.predicate_builder, {}
    end
    rel.readonly!
    yield rel
  end
end