gitlab-org--gitlab-foss/lib/gitlab/database/postgres_index.rb

31 lines
873 B
Ruby

# frozen_string_literal: true
module Gitlab
module Database
class PostgresIndex < ActiveRecord::Base
self.table_name = 'postgres_indexes'
self.primary_key = 'identifier'
scope :by_identifier, ->(identifier) do
raise ArgumentError, "Index name is not fully qualified with a schema: #{identifier}" unless identifier =~ /^\w+\.\w+$/
find(identifier)
end
# A 'regular' index is a non-unique index,
# that does not serve an exclusion constraint and
# is defined on a table that is not partitioned.
scope :regular, -> { where(unique: false, partitioned: false, exclusion: false)}
scope :random_few, ->(how_many) do
limit(how_many).order(Arel.sql('RANDOM()'))
end
scope :not_match, ->(regex) { where("name !~ ?", regex)}
def to_s
name
end
end
end
end