debian-mirror-gitlab/db/post_migrate/20220901073300_remove_partial_trigram_indexes_for_issues.rb
2022-10-11 01:57:18 +05:30

26 lines
936 B
Ruby

# frozen_string_literal: true
class RemovePartialTrigramIndexesForIssues < Gitlab::Database::Migration[2.0]
TITLE_INDEX_NAME = 'index_issues_on_title_trigram_non_latin'
DESCRIPTION_INDEX_NAME = 'index_issues_on_description_trigram_non_latin'
disable_ddl_transaction!
def up
remove_concurrent_index_by_name :issues, TITLE_INDEX_NAME
remove_concurrent_index_by_name :issues, DESCRIPTION_INDEX_NAME
end
def down
add_concurrent_index :issues, :title,
name: TITLE_INDEX_NAME,
using: :gin, opclass: { description: :gin_trgm_ops },
where: "title NOT SIMILAR TO '[\\u0000-\\u218F]*' OR description NOT SIMILAR TO '[\\u0000-\\u218F]*'"
add_concurrent_index :issues, :description,
name: DESCRIPTION_INDEX_NAME,
using: :gin, opclass: { description: :gin_trgm_ops },
where: "title NOT SIMILAR TO '[\\u0000-\\u218F]*' OR description NOT SIMILAR TO '[\\u0000-\\u218F]*'"
end
end