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# frozen_string_literal: true
# Expected migration duration: 1 minute
class FillProductivityAnalyticsStartDate < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_index :merge_request_metrics, :merged_at,
where: "merged_at > '2019-09-01' AND commits_count IS NOT NULL",
name: 'fill_productivity_analytics_start_date_tmp_index'
execute(
<<SQL
UPDATE application_settings
SET productivity_analytics_start_date = COALESCE((SELECT MIN(merged_at) FROM merge_request_metrics
WHERE merged_at > '2019-09-01' AND commits_count IS NOT NULL), NOW())
SQL
)
remove_concurrent_index :merge_request_metrics, :merged_at,
name: 'fill_productivity_analytics_start_date_tmp_index'
end
def down
execute('UPDATE application_settings SET productivity_analytics_start_date = NULL')
end
end
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