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# Licensed to Elasticsearch B.V. under one or more contributor
# license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright
# ownership. Elasticsearch B.V. licenses this file to you under
# the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
module Elasticsearch
module DSL
module Search
module Aggregations
# A multi-bucket aggregation which returns a histogram for date fields
#
# @example
#
# search do
# aggregation :daily do
# field 'published_at'
# interval 'day'
# format 'yyyy-MM-dd'
# end
# end
#
# @see http://elasticsearch.org/guide/en/elasticsearch/reference/current/search-aggregations-bucket-datehistogram-aggregation.html
#
class DateHistogram
include BaseAggregationComponent
option_method :field
option_method :interval
option_method :pre_zone
option_method :post_zone
option_method :time_zone
option_method :pre_zone_adjust_large_interval
option_method :pre_offset
option_method :post_offset
option_method :format
option_method :min_doc_count
option_method :extended_bounds
option_method :order
end
end
end
end
end
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