debian-mirror-gitlab/db/post_migrate/20180704145007_update_project_indexes.rb

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# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
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class UpdateProjectIndexes < ActiveRecord::Migration[4.2]
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include Gitlab::Database::MigrationHelpers
DOWNTIME = false
NEW_INDEX_NAME = 'idx_project_repository_check_partial'
disable_ddl_transaction!
def up
add_concurrent_index(:projects,
[:repository_storage, :created_at],
name: NEW_INDEX_NAME,
where: 'last_repository_check_at IS NULL'
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)
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end
def down
remove_concurrent_index_by_name(:projects, NEW_INDEX_NAME)
end
end