Module: DynamoRecord::Query::ClassMethods

Defined in:
lib/dynamo_record/query.rb

Instance Method Summary collapse

Instance Method Details

#all(opts = {}) ⇒ Object 



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# File 'lib/dynamo_record/query.rb', line 6

def all(opts = {})
  options = self.default_options
  options.merge!(opts.slice(:limit))

  response = self.client.scan(options)
  DynamoRecord::Collection.new(response, self)
end

#find_by_hash_and_range(hash_key, range_key = nil) ⇒ Object 



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# File 'lib/dynamo_record/query.rb', line 29

def find_by_hash_and_range(hash_key, range_key=nil)
  key_conditions = {}
  key_conditions[self.hash_key] = { attribute_value_list: [hash_key], 
                                     comparison_operator: 'EQ' }
  if range_key
    key_conditions[self.range_key] = { attribute_value_list: [range_key], 
                                        comparison_operator: 'EQ' } 
  end
  
  options = self.default_options
  options.merge!(key_conditions: key_conditions)

  response = self.client.query(options)
  DynamoRecord::Collection.new(response, self)
end

#where(condition = {}) ⇒ Object 



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# File 'lib/dynamo_record/query.rb', line 14

def where(condition = {})
  attribute = condition.first.first.to_s
  value = condition.first.second
  key_conditions = {}
  key_conditions[attribute] = { attribute_value_list: [value], 
                                     comparison_operator: 'EQ' } 
  
  index_name = "#{attribute}-index"
  options = self.default_options
  options.merge!(key_conditions: key_conditions, index_name: index_name)

  response = self.client.query(options)
  DynamoRecord::Collection.new(response, self)
end