debian-mirror-gitlab/lib/gitlab/analytics/cycle_analytics/stage_query_helpers.rb
2020-10-24 23:57:45 +05:30

52 lines
1.5 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Analytics
module CycleAnalytics
module StageQueryHelpers
def execute_query(query)
ActiveRecord::Base.connection.execute(query.to_sql)
end
def zero_interval
Arel::Nodes::NamedFunction.new('CAST', [Arel.sql("'0' AS INTERVAL")])
end
def round_duration_to_seconds
Arel::Nodes::NamedFunction.new('ROUND', [Arel::Nodes::Extract.new(duration, :epoch)])
end
def duration
Arel::Nodes::Subtraction.new(
stage.end_event.timestamp_projection,
stage.start_event.timestamp_projection
)
end
# rubocop: disable CodeReuse/ActiveRecord
def order_by_end_event(query, extra_columns_to_select = [:id])
ordered_query = query.reorder(stage.end_event.timestamp_projection.desc)
# When filtering for more than one label, postgres requires the columns in ORDER BY to be present in the GROUP BY clause
if requires_grouping?
column_list = [
*extra_columns_to_select,
*stage.end_event.column_list,
*stage.start_event.column_list
]
ordered_query = ordered_query.group(column_list)
end
ordered_query
end
# rubocop: enable CodeReuse/ActiveRecord
def requires_grouping?
Array(params[:label_name]).size > 1
end
end
end
end
end