Method: Sequel::Plugins::SubsetStaticCache::CachedDatasetMethods#map

Defined in:
lib/sequel/plugins/subset_static_cache.rb

#map(column = nil, &block) ⇒ Object

Use the cache instead of a query to get the results.


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# File 'lib/sequel/plugins/subset_static_cache.rb', line 180

def map(column=nil, &block)
  return super unless all = @cache[:subset_static_cache_all]
  if column
    raise(Error, "Cannot provide both column and block to map") if block
    if column.is_a?(Array)
      all.map{|r| r.values.values_at(*column)}
    else
      all.map{|r| r[column]}
    end
  else
    all.map(&block)
  end
end